Margaret Adams McCormackCNM, WHNP
Advanced Practice Midwife
2027 Medicare Advantage
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Medicare Advantage plans for Alameda 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 30 Medicare Advantage plans we show for Alameda County, CA in 2027
- 2 list Margaret
- 28 not listed

Alameda Alliance for Health
1 plan lists Margaret.
Alameda Alliance Wellness (HMO D-SNP)
Source: Medicare.gov provider data.
Listed offices for this plan:
- 1411 E 31st St, Oakland, CA, 94602
This result applies to these offices. Other locations are not confirmed.
$7.30a month

Kaiser Permanente
1 plan lists Margaret; not listed on 2 other plans.
Kaiser Permanente Dual Complete North P16 (HMO D-SNP)
Source: Medicare.gov provider data.
Listed offices for this plan:
- 275 W MacArthur Blvd, Oakland, CA, 94611
This result applies to these offices. Other locations are not confirmed.
$0a month

Aetna Medicare
Not listed on its 4 plans here. That isn't proof they're out of network.

Alignment Health Plan
Not listed on its 9 plans here. That isn't proof they're out of network.

Blue Shield of California
Not listed on its 1 plan here. That isn't proof they're out of network.

CCHP (Chinese Community Health Plan)
Not listed on its 1 plan 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.

SCAN Health Plan
Not listed on its 5 plans here. That isn't proof they're out of network.

UnitedHealthcare
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 Margaret 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 16, 2026
Where they practice
Practice location
- NPI issued
- 2013
- Registry record updated
- Feb 11, 2022
Medicare's clinician details aren't available on this page yet.
Questions
Common questions
Which 2027 Medicare Advantage plans list Margaret Adams McCormack?
In Alameda County, CA, 2 Medicare Advantage plans for 2027 list Margaret in provider data from Medicare.gov or the carrier, including Alameda Alliance Wellness (HMO D-SNP) and Kaiser Permanente Dual Complete North P16 (HMO D-SNP). 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 Margaret Adams McCormack take Alameda Alliance for Health Medicare Advantage plans?
Medicare.gov provider data lists Margaret on one Medicare Advantage plan for 2027 in Alameda County, CA: Alameda Alliance Wellness (HMO D-SNP). CMS matches apply to the covered offices shown with each plan; other offices are not confirmed. Confirm with the office or Alameda Alliance for Health before you enroll.
Does Margaret Adams McCormack take Kaiser Permanente Medicare Advantage plans?
Medicare.gov provider data lists Margaret on one Medicare Advantage plan for 2027 in Alameda County, CA: Kaiser Permanente Dual Complete North P16 (HMO D-SNP). 2 other plans did not return a listing in the search area. CMS matches apply to the covered offices shown with each plan; other offices are not confirmed. Confirm with the office or Kaiser Permanente before you enroll.
Does Margaret Adams McCormack take Aetna Medicare Medicare Advantage plans?
The provider searches didn't return a listing for Margaret on these 4 plans for 2027 in Alameda County, CA. Directories can lag, and a clinician can be in network at another office, so that isn't proof Margaret is out of network. Ask the office or a Silverpath advisor to confirm.
Where does Margaret Adams McCormack practice?
2725 Prince St, Apt 2, Berkeley, CA 94705.
How do I confirm Margaret is in my plan's network?
Call the member services number on your plan card and give them the NPI 1427396571, 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 Margaret Adams McCormack on 26 plans from Aetna Medicare, Alignment Health Plan, Blue Shield of California, CCHP (Chinese Community Health Plan), Imperial Health Plan of California, Inc., SCAN Health Plan and UnitedHealthcare in Alameda 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.