Robert GunzenhauserMD
Ophthalmology
2027 Medicare Advantage
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Medicare Advantage plans for San Bernardino County, CA.
Use the name or plan ID on your member card, or choose your insurance company.
Directory results See what each insurance company reports
The 93 Medicare Advantage plans we show for San Bernardino County, CA in 2027
- 5 list Robert
- 88 not listed
Humana
4 plans list Robert; not listed on 4 other plans.
Humana USAA Honor Giveback (PPO)
Source: Humana provider directory.
Listed offices for this plan:
- 1298 W 7th St, Upland, CA, 91786
This result applies to these offices. Other locations are not confirmed.
$0a monthHumana USAA Honor Giveback with Rx (PPO)
Source: Humana provider directory.
Listed offices for this plan:
- 1298 W 7th St, Upland, CA, 91786
This result applies to these offices. Other locations are not confirmed.
$0a monthHumanaChoice H5525-075 (PPO)
Source: Humana provider directory.
Listed offices for this plan:
- 1298 W 7th St, Upland, CA, 91786
This result applies to these offices. Other locations are not confirmed.
$0a monthHumanaChoice H5525-074 (PPO)
Source: Humana provider directory.
Listed offices for this plan:
- 1298 W 7th St, Upland, CA, 91786
This result applies to these offices. Other locations are not confirmed.
$49a month
IEHP DualChoice
1 plan lists Robert.
IEHP DualChoice (HMO D-SNP)
Source: Medicare.gov provider data.
Listed offices for this plan:
- 1298 W 7th St, Upland, CA, 91786
This result applies to these offices. Other locations are not confirmed.
$7.30a month
Aetna Medicare
Not listed on its 7 plans here. That isn't proof they're out of network.
Alignment Health Plan
Not listed on its 13 plans here. That isn't proof they're out of network.
Anthem Blue Cross · Anthem Blue Cross Partnership Plan
Not listed on its 10 plans here. That isn't proof they're out of network.
Astiva Health
Not listed on its 5 plans here. That isn't proof they're out of network.
Blue Shield of California
Not listed on its 2 plans here. That isn't proof they're out of network.
Champion Heath Plan
Not listed on its 9 plans here. That isn't proof they're out of network.
Clever Care Health Plan
Not listed on its 6 plans here. That isn't proof they're out of network.
Elite Health Plan, Inc.
Not listed on its 2 plans here. That isn't proof they're out of network.
Imperial Health Plan of California, Inc.
Not listed on its 4 plans here. That isn't proof they're out of network.
Kaiser Permanente
Not listed on its 3 plans here. That isn't proof they're out of network.
Molina Healthcare of California
Not listed on its 1 plan here. That isn't proof they're out of network.
SCAN Health Plan
Not listed on its 9 plans here. That isn't proof they're out of network.
UnitedHealthcare
Not listed on its 7 plans here. That isn't proof they're out of network.
VillageHealth
Not listed on its 2 plans here. That isn't proof they're out of network.
Wellcare
Not listed on its 4 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.
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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 22, 2026
Where they practice
Practice location
- NPI issued
- 2020
- Registry record updated
- Jul 21, 2026
Medicare's clinician details aren't available on this page yet.
Questions
Common questions
Which 2027 Medicare Advantage plans list Robert Gunzenhauser?
In San Bernardino County, CA, 5 Medicare Advantage plans for 2027 list Robert in provider data from Medicare.gov or the carrier, including Humana USAA Honor Giveback (PPO), Humana USAA Honor Giveback with Rx (PPO) and HumanaChoice H5525-075 (PPO). 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 Robert Gunzenhauser take Humana Medicare Advantage plans?
Humana's own provider directory lists Robert on 4 Medicare Advantage plans for 2027 in San Bernardino County, CA, including Humana USAA Honor Giveback (PPO) and Humana USAA Honor Giveback with Rx (PPO). 4 other plans did not return a listing in the search area. Confirm with the office or Humana before you enroll.
Does Robert Gunzenhauser take IEHP DualChoice Medicare Advantage plans?
Medicare.gov provider data lists Robert on one Medicare Advantage plan for 2027 in San Bernardino County, CA: IEHP DualChoice (HMO D-SNP). CMS matches apply to the covered offices shown with each plan; other offices are not confirmed. Confirm with the office or IEHP DualChoice before you enroll.
Does Robert Gunzenhauser take Aetna Medicare Medicare Advantage plans?
The provider searches didn't return a listing for Robert on these 7 plans for 2027 in San Bernardino County, CA. Directories can lag, and a clinician can be in network at another office, so that isn't proof Robert is out of network. Ask the office or a Silverpath advisor to confirm.
Where does Robert Gunzenhauser practice?
1298 W 7th St, Upland, CA 91786.
How do I confirm Robert is in my plan's network?
Call the member services number on your plan card and give them the NPI 1457988065, 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 Robert Gunzenhauser on 84 plans from Aetna Medicare, Alignment Health Plan, Anthem Blue Cross, Astiva Health, Blue Shield of California, Champion Heath Plan, Clever Care Health Plan, Elite Health Plan, Inc., Imperial Health Plan of California, Inc., Kaiser Permanente, Molina Healthcare of California, SCAN Health Plan, UnitedHealthcare, VillageHealth and Wellcare in San Bernardino County, CA. 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.