Sarah Callahan
Physician Assistant, Medical
2027 Medicare Advantage
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Medicare Advantage plans for Barnstable County, MA and District of Columbia County, DC.
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 12 plans so far
Some of Tufts Health Plan, Commonwealth Care Alliance, Inc., Aetna Medicare, Blue Cross Blue Shield of Massachusetts, Fallon Health, Humana, Kaiser Permanente and UnitedHealthcare's 2027 plans in Barnstable County, MA and District of Columbia County, DC haven't been checked yet.
The 37 Medicare Advantage plans we show for Barnstable County, MA and District of Columbia County, DC in 2027
- 12 list Sarah
- 11 not listed
- 14 not checked yet

Tufts Health Plan
11 plans list Sarah.
Tufts Medicare Preferred HMO Prime No Rx (HMO)
Source: Medicare.gov provider data.
Listed offices for this plan:
- 107 Commercial St, Mashpee, MA, 02649
This result applies to these offices. Other locations are not confirmed.
$0a monthTufts Medicare Preferred HMO Smart Saver Rx (HMO)
Source: Medicare.gov provider data.
Listed offices for this plan:
- 107 Commercial St, Mashpee, MA, 02649
This result applies to these offices. Other locations are not confirmed.
$0a monthTufts Medicare Preferred HMO Value No Rx (HMO)
Source: Medicare.gov provider data.
Listed offices for this plan:
- 107 Commercial St, Mashpee, MA, 02649
This result applies to these offices. Other locations are not confirmed.
$0a monthTufts Medicare Preferred HMO Basic Rx (HMO)
Source: Medicare.gov provider data.
Listed offices for this plan:
- 107 Commercial St, Mashpee, MA, 02649
This result applies to these offices. Other locations are not confirmed.
$82a month

Commonwealth Care Alliance, Inc.
1 plan lists Sarah.
CCA One Care (HMO D-SNP)
Source: Medicare.gov provider data.
Listed offices for this plan:
- 107 Commercial St, Mashpee, MA, 02649
- 75 Francis St, Fl 3, Boston, MA, 02115
This result applies to these offices. Other locations are not confirmed.
$33.80a month

Aetna Medicare
Not checked yet.

Blue Cross Blue Shield of Massachusetts · CareFirst BlueCross BlueShield Medicare Advantage
Not checked yet.
2 more Blue Cross Blue Shield of Massachusetts plans haven't been checked yet.

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

Humana
Not checked yet.

Kaiser Permanente
Not checked yet.

UnitedHealthcare
Not checked yet.
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 Sarah 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
2 practice locations
- NPI issued
- 2012
- Registry record updated
- Apr 20, 2022
Medicare's clinician details aren't available on this page yet.
Questions
Common questions
Which 2027 Medicare Advantage plans list Sarah Callahan?
In Barnstable County, MA and District of Columbia County, DC, 12 Medicare Advantage plans for 2027 list Sarah in provider data from Medicare.gov or the carrier, including Tufts Medicare Preferred HMO Prime No Rx (HMO), Tufts Medicare Preferred HMO Smart Saver Rx (HMO) and Tufts Medicare Preferred HMO Value No Rx (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.
Where does Sarah Callahan practice?
2 locations, including 100 Ter Heun Dr, Falmouth, MA. All of them are listed on this page.
How do I confirm Sarah is in my plan's network?
Call the member services number on your plan card and give them the NPI 1881944288, or ask a Silverpath advisor to check for you. It's free.
For providers
Is this your practice?
Patients can use Silverpath to find practices and check plan networks in Barnstable County, MA and District of Columbia County, DC. 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.