Allen GreenbaumMD
Ophthalmology
2027 Medicare Advantage
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Medicare Advantage plans for Westchester County, NY.
Use the name or plan ID on your member card, or choose your insurance company.
Directory results See what each insurance company reports
Listed on 44 Medicare Advantage plans for 2027
Carrier directories and Medicare.gov provider data list Allen on these plans. Review each plan's covered offices before enrolling. One directory didn't answer this time; we'll try it again.
The 59 Medicare Advantage plans we show for Westchester County, NY in 2027
- 44 list Allen
- 13 not listed
- 2 not checked yet
Aetna Medicare
8 plans list Allen.
Aetna Medicare Eagle Giveback (PPO)
Source: Medicare.gov provider data.
Listed offices for this plan:
- 133 Plandome Rd, Manhasset, NY, 11030
- 4277 Hempstead Tpke, Bethpage, NY, 11714
- 110 Marcus Blvd, Ste 400, Amityville, NY, 11701
- 1500 Route 112, Bldg 6, Port Jefferson Station, NY, 11776
- 223 W Montauk Hwy, Ste 101, Hampton Bays, NY, 11946
- 41705 County Road 48, Southold, NY, 11971
This result applies to these offices. Other locations are not confirmed.
$0a monthAetna Medicare Elite (PPO)
Source: Medicare.gov provider data.
Listed offices for this plan:
- 133 Plandome Rd, Manhasset, NY, 11030
- 4277 Hempstead Tpke, Bethpage, NY, 11714
- 110 Marcus Blvd, Ste 400, Amityville, NY, 11701
- 1500 Route 112, Bldg 6, Port Jefferson Station, NY, 11776
- 223 W Montauk Hwy, Ste 101, Hampton Bays, NY, 11946
- 41705 County Road 48, Southold, NY, 11971
This result applies to these offices. Other locations are not confirmed.
$0a monthAetna Medicare Signature Care (HMO)
Source: Medicare.gov provider data.
Listed offices for this plan:
- 133 Plandome Rd, Manhasset, NY, 11030
- 4277 Hempstead Tpke, Bethpage, NY, 11714
- 110 Marcus Blvd, Ste 400, Amityville, NY, 11701
- 1500 Route 112, Bldg 6, Port Jefferson Station, NY, 11776
- 223 W Montauk Hwy, Ste 101, Hampton Bays, NY, 11946
- 41705 County Road 48, Southold, NY, 11971
This result applies to these offices. Other locations are not confirmed.
$0a monthAetna Medicare Elite Extra (PPO)
Source: Medicare.gov provider data.
Listed offices for this plan:
- 133 Plandome Rd, Manhasset, NY, 11030
- 4277 Hempstead Tpke, Bethpage, NY, 11714
- 110 Marcus Blvd, Ste 400, Amityville, NY, 11701
- 1500 Route 112, Bldg 6, Port Jefferson Station, NY, 11776
- 223 W Montauk Hwy, Ste 101, Hampton Bays, NY, 11946
- 41705 County Road 48, Southold, NY, 11971
This result applies to these offices. Other locations are not confirmed.
$59a month
UnitedHealthcare
8 plans list Allen.
AARP Medicare Advantage Patriot No Rx NY-MA3 (HMO-POS)
Source: Medicare.gov provider data.
Listed offices for this plan:
- 450 Mamaroneck Ave, Ste 402, Harrison, NY, 10528
This result applies to these offices. Other locations are not confirmed.
$0a monthAARP Medicare Advantage from UHC NY-34 (HMO-POS)
Source: Medicare.gov provider data.
Listed offices for this plan:
- 450 Mamaroneck Ave, Ste 402, Harrison, NY, 10528
This result applies to these offices. Other locations are not confirmed.
$39a monthAARP Medicare Advantage from UHC NY-0013 (PPO)
Source: Medicare.gov provider data.
Listed offices for this plan:
- 450 Mamaroneck Ave, Ste 402, Harrison, NY, 10528
This result applies to these offices. Other locations are not confirmed.
$49a monthUHC Dual Complete NY-Q001 (HMO-POS D-SNP)
Source: Medicare.gov provider data.
Listed offices for this plan:
- 450 Mamaroneck Ave, Ste 402, Harrison, NY, 10528
This result applies to these offices. Other locations are not confirmed.
$0a month
Wellcare
7 plans list Allen.
Wellcare Fidelis Assist (HMO-POS)
Source: Medicare.gov provider data.
Listed offices for this plan:
- 450 Mamaroneck Ave, Ste 402, Harrison, NY, 10528
This result applies to these offices. Other locations are not confirmed.
$0a monthWellcare Fidelis Patriot Simple (HMO-POS)
Source: Medicare.gov provider data.
Listed offices for this plan:
- 450 Mamaroneck Ave, Ste 402, Harrison, NY, 10528
This result applies to these offices. Other locations are not confirmed.
$0a monthWellcare Fidelis Simple (HMO-POS)
Source: Medicare.gov provider data.
Listed offices for this plan:
- 450 Mamaroneck Ave, Ste 402, Harrison, NY, 10528
This result applies to these offices. Other locations are not confirmed.
$0a monthWellcare Dual Access Open (PPO D-SNP)
Source: Medicare.gov provider data.
Listed offices for this plan:
- 450 Mamaroneck Ave, Ste 402, Harrison, NY, 10528
This result applies to these offices. Other locations are not confirmed.
$0a month
Anthem Blue Cross and Blue Shield HP
5 plans list Allen.
Anthem Veteran 2 (HMO-POS)
Source: Medicare.gov provider data.
Listed offices for this plan:
- 450 Mamaroneck Ave, Harrison, NY, 10528
- 375 E Main St, Bay Shore, NY, 11706
- 250 Patchogue Yaphank Rd, East Patchogue, NY, 11772
- 233 W Montauk Hwy, Hampton Bays, NY, 11946
This result applies to these offices. Other locations are not confirmed.
$0a monthAnthem Medicare Advantage 2 (HMO-POS)
Source: Medicare.gov provider data.
Listed offices for this plan:
- 450 Mamaroneck Ave, Harrison, NY, 10528
- 375 E Main St, Bay Shore, NY, 11706
- 250 Patchogue Yaphank Rd, East Patchogue, NY, 11772
- 233 W Montauk Hwy, Hampton Bays, NY, 11946
This result applies to these offices. Other locations are not confirmed.
$29a monthAnthem Medicare Advantage (HMO-POS)
Source: Medicare.gov provider data.
Listed offices for this plan:
- 450 Mamaroneck Ave, Harrison, NY, 10528
- 375 E Main St, Bay Shore, NY, 11706
- 250 Patchogue Yaphank Rd, East Patchogue, NY, 11772
- 233 W Montauk Hwy, Hampton Bays, NY, 11946
This result applies to these offices. Other locations are not confirmed.
$59a monthAnthem HealthPlus Full Dual Advantage (HMO D-SNP)
Source: Medicare.gov provider data.
Listed offices for this plan:
- 450 Mamaroneck Ave, Harrison, NY, 10528
- 375 E Main St, Bay Shore, NY, 11706
- 250 Patchogue Yaphank Rd, East Patchogue, NY, 11772
- 233 W Montauk Hwy, Hampton Bays, NY, 11946
This result applies to these offices. Other locations are not confirmed.
$40.50a month
MVP HEALTH CARE
5 plans list Allen.
MVP Medicare Preferred Gold without Part D (HMO-POS)
Source: Medicare.gov provider data.
Listed offices for this plan:
- 450 Mamaroneck Ave, Ste 402, Harrison, NY, 10528
This result applies to these offices. Other locations are not confirmed.
$0a monthMVP Medicare Complete Wellness with Part D (PPO)
Source: Medicare.gov provider data.
Listed offices for this plan:
- 450 Mamaroneck Ave, Ste 402, Harrison, NY, 10528
This result applies to these offices. Other locations are not confirmed.
$54a monthMVP Medicare Secure Plus with Part D (HMO-POS)
Source: Medicare.gov provider data.
Listed offices for this plan:
- 450 Mamaroneck Ave, Ste 402, Harrison, NY, 10528
This result applies to these offices. Other locations are not confirmed.
$165a monthMVP DualAccess (HMO D-SNP)
Source: Medicare.gov provider data.
Listed offices for this plan:
- 450 Mamaroneck Ave, Ste 402, Harrison, NY, 10528
This result applies to these offices. Other locations are not confirmed.
$13.10a month
VillageCareMAX
3 plans list Allen.
VillageCareMAX Medicare Select Advantage Plan (HMO)
Source: Medicare.gov provider data.
Listed offices for this plan:
- 450 Mamaroneck Ave, Ste 402, Harrison, NY, 10528
This result applies to these offices. Other locations are not confirmed.
$40.50a monthVillageCareMAX Medicare Health Advantage Plan (HMO D-SNP)
Source: Medicare.gov provider data.
Listed offices for this plan:
- 450 Mamaroneck Ave, Ste 402, Harrison, NY, 10528
This result applies to these offices. Other locations are not confirmed.
$40.50a monthVillageCareMAX Medicare Total Advantage Plan (HMO D-SNP)
Source: Medicare.gov provider data.
Listed offices for this plan:
- 450 Mamaroneck Ave, Ste 402, Harrison, NY, 10528
This result applies to these offices. Other locations are not confirmed.
$40.50a month
VNS Health Medicare
3 plans list Allen.
VNS Health EasyCare (HMO)
Source: Medicare.gov provider data.
Listed offices for this plan:
- 450 Mamaroneck Ave, Ste 402, Harrison, NY, 10528
This result applies to these offices. Other locations are not confirmed.
$25a monthVNS Health EasyCare Plus (HMO D-SNP)
Source: Medicare.gov provider data.
Listed offices for this plan:
- 450 Mamaroneck Ave, Ste 402, Harrison, NY, 10528
This result applies to these offices. Other locations are not confirmed.
$23.60a monthVNS Health Total (HMO D-SNP)
Source: Medicare.gov provider data.
Listed offices for this plan:
- 450 Mamaroneck Ave, Ste 402, Harrison, NY, 10528
This result applies to these offices. Other locations are not confirmed.
$40.50a month
EmblemHealth
2 plans list Allen.
EmblemHealth VIP Gold (HMO)
Source: Medicare.gov provider data.
Listed offices for this plan:
- 450 Mamaroneck Ave, Ste 402, Harrison, NY, 10528
This result applies to these offices. Other locations are not confirmed.
$166a monthEmblemHealth VIP Gold Plus (HMO)
Source: Medicare.gov provider data.
Listed offices for this plan:
- 450 Mamaroneck Ave, Ste 402, Harrison, NY, 10528
This result applies to these offices. Other locations are not confirmed.
$216a month
2 more EmblemHealth plans haven't been checked yet.
Senior Whole Health of New York
2 plans list Allen.
Senior Whole Health Medicare Complete Care (HMO D-SNP)
Source: Medicare.gov provider data.
Listed offices for this plan:
- 450 Mamaroneck Ave, Ste 402, Harrison, NY, 10528
This result applies to these offices. Other locations are not confirmed.
$0a monthSenior Whole Health of New York NHC (HMO D-SNP)
Source: Medicare.gov provider data.
Listed offices for this plan:
- 450 Mamaroneck Ave, Ste 402, Harrison, NY, 10528
This result applies to these offices. Other locations are not confirmed.
$21.40a month
ElderServe Health
1 plan lists Allen.
ElderServe MAP (HMO D-SNP)
Source: Medicare.gov provider data.
Listed offices for this plan:
- 450 Mamaroneck Ave, Ste 402, Harrison, NY, 10528
This result applies to these offices. Other locations are not confirmed.
$40.50a month
Elderplan
Not listed on its 2 plans here. That isn't proof they're out of network.
Hamaspik, Inc.
Not listed on its 2 plans here. That isn't proof they're out of network.
Healthfirst Medicare Plan
Not listed on its 7 plans here. That isn't proof they're out of network.
Humana
Not listed on its 2 plans here. That isn't proof they're out of network.
Premiums are each plan's own monthly premium, as filed with Medicare. You keep paying your Medicare Part B premium.
Can't find your plan?Tell us the plan you have, and a licensed Silverpath advisor will check whether Allen takes it. Free.
Original Medicare
Original Medicare status
Most Medicare Supplement (Medigap) policies have no provider network: they help pay Original Medicare's cost sharing where Medicare is accepted. Medicare SELECT policies can require network providers for full benefits. Ask the office whether they accept Medicare.
Medicare enrollment and assignment have not been verified here. Advantage directory results do not answer this question.
No opt-out record in this CMS file. CMS's file covers data through 2026-08-31. This does not establish Medicare enrollment, assignment, or whether the office accepts new Medicare patients.
CMS opt-out source · Data through 2026-08-31 · Reviewed Oct 25, 2026
Where they practice
Practice location
- NPI issued
- 2006
- Registry record updated
- Jul 13, 2026
Medicare's clinician details aren't available on this page yet.
Questions
Common questions
Which 2027 Medicare Advantage plans list Allen Greenbaum?
In Westchester County, NY, 44 Medicare Advantage plans for 2027 list Allen in provider data from Medicare.gov or the carrier, including Aetna Medicare Eagle Giveback (PPO), Aetna Medicare Elite (PPO) and Aetna Medicare Signature Care (HMO). CMS matches apply to the covered offices shown with each plan; other offices are not confirmed. Networks can change during the year, so confirm with the office or the plan before you enroll.
Does Allen Greenbaum take Aetna Medicare Medicare Advantage plans?
Medicare.gov provider data lists Allen on 8 Medicare Advantage plans for 2027 in Westchester County, NY, including Aetna Medicare Eagle Giveback (PPO) and Aetna Medicare Elite (PPO). CMS matches apply to the covered offices shown with each plan; other offices are not confirmed. Confirm with the office or Aetna Medicare before you enroll.
Does Allen Greenbaum take UnitedHealthcare Medicare Advantage plans?
Medicare.gov provider data lists Allen on 8 Medicare Advantage plans for 2027 in Westchester County, NY, including AARP Medicare Advantage Patriot No Rx NY-MA3 (HMO-POS) and AARP Medicare Advantage from UHC NY-34 (HMO-POS). CMS matches apply to the covered offices shown with each plan; other offices are not confirmed. Confirm with the office or UnitedHealthcare before you enroll.
Does Allen Greenbaum take Wellcare Medicare Advantage plans?
Medicare.gov provider data lists Allen on 7 Medicare Advantage plans for 2027 in Westchester County, NY, including Wellcare Fidelis Assist (HMO-POS) and Wellcare Fidelis Patriot Simple (HMO-POS). CMS matches apply to the covered offices shown with each plan; other offices are not confirmed. Confirm with the office or Wellcare before you enroll.
Where does Allen Greenbaum practice?
170 Maple Ave, Suite 402, White Plains, NY 10601.
How do I confirm Allen is in my plan's network?
Call the member services number on your plan card and give them the NPI 1891739728, or ask a Silverpath advisor to check for you. It's free.
For providers
Is this your practice?
What patients see here today:
- Provider searches did not return a listing for Allen Greenbaum on 13 plans from Elderplan, Hamaspik, Inc., Healthfirst Medicare Plan and Humana in Westchester County, NY. Other offices are not confirmed; this isn't proof the practice is out of network.
Tell us which plans you take, or want to take, and we'll keep this page accurate and talk with you about reaching more Medicare patients and carriers.