Diana WhiteheadMD
Internal Medicine, Gastroenterology
2027 Medicare Advantage
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Medicare Advantage plans for Baltimore County, MD, Grafton County, NH and Lancaster County, PA.
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Directory results See what each insurance company reports
Listed on 10 plans so far
Some of Alterwood Advantage, Johns Hopkins Advantage MD, UnitedHealthcare, KeyCare Advantage, Aetna Medicare, CareFirst BlueCross BlueShield Advantage DualPrime, Devoted, Geisinger Gold, HealthSpring, Highmark Wholecare Medicare Assured, Humana, Jefferson Health Plans, Kaiser Permanente, Perennial Advantage, UPMC for Life, UPMC for Life Complete Care, VISTA Health Plan Inc. and Wellcare's 2027 plans in Baltimore County, MD, Grafton County, NH and Lancaster County, PA haven't been checked yet.
The 140 Medicare Advantage plans we show for Baltimore County, MD, Grafton County, NH and Lancaster County, PA in 2027
- 10 list Diana
- 18 not listed
- 112 not checked yet

Alterwood Advantage
5 plans list Diana.
Alterwood Advantage Freedom (HMO)
Source: Medicare.gov provider data.
Listed offices for this plan:
- 535 Old Westminster Pike, Westminster, MD, 21157
This result applies to these offices. Other locations are not confirmed.
$0a monthAlterwood Advantage Select (HMO)
Source: Medicare.gov provider data.
Listed offices for this plan:
- 535 Old Westminster Pike, Westminster, MD, 21157
This result applies to these offices. Other locations are not confirmed.
$0a monthAlterwood Advantage Choice (HMO)
Source: Medicare.gov provider data.
Listed offices for this plan:
- 535 Old Westminster Pike, Westminster, MD, 21157
This result applies to these offices. Other locations are not confirmed.
$35a monthAlterwood Advantage Dual Secure (HMO D-SNP)
Source: Medicare.gov provider data.
Listed offices for this plan:
- 535 Old Westminster Pike, Westminster, MD, 21157
This result applies to these offices. Other locations are not confirmed.
$0a month

Johns Hopkins Advantage MD
2 plans list Diana; not listed on 3 other plans.
Johns Hopkins Advantage MD (PPO)
Source: Medicare.gov provider data.
Listed offices for this plan:
- 535 Old Westminster Pike, Westminster, MD, 21157
This result applies to these offices. Other locations are not confirmed.
$95a monthJohns Hopkins Advantage MD Plus (PPO)
Source: Medicare.gov provider data.
Listed offices for this plan:
- 535 Old Westminster Pike, Westminster, MD, 21157
This result applies to these offices. Other locations are not confirmed.
$165a month

UnitedHealthcare
2 plans list Diana.
UHC Dual Complete MD-Q001 (HMO D-SNP)
Source: Medicare.gov provider data.
Listed offices for this plan:
- 535 Old Westminster Pike, Westminster, MD, 21157
This result applies to these offices. Other locations are not confirmed.
$0a monthUHC Dual Complete MD-S002 (HMO D-SNP)
Source: Medicare.gov provider data.
Listed offices for this plan:
- 535 Old Westminster Pike, Westminster, MD, 21157
This result applies to these offices. Other locations are not confirmed.
$0a month
12 more UnitedHealthcare plans haven't been checked yet.

KeyCare Advantage
1 plan lists Diana.
KeyCare Advantage Plus (HMO C-SNP)
Source: Medicare.gov provider data.
Listed offices for this plan:
- 10803 Falls Rd, Ste 3100, Lutherville, MD, 21093
This result applies to these offices. Other locations are not confirmed.
$0a month

Aetna Medicare
Not checked yet.

CareFirst BlueCross BlueShield Advantage DualPrime · CareFirst BlueCross BlueShield Medicare Advantage · Capital Blue Cross · Highmark Blue Cross Blue Shield or Highmark Blue Shield
Not checked yet.
20 more CareFirst BlueCross BlueShield Advantage DualPrime plans haven't been checked yet.

Devoted
Not checked yet.

Geisinger Gold
Not checked yet.

HealthSpring
Not checked yet.
3 more HealthSpring plans haven't been checked yet.

Highmark Wholecare Medicare Assured
Not checked yet.

Humana
Not checked yet.
17 more Humana plans haven't been checked yet.

Jefferson Health Plans
Not checked yet.

Kaiser Permanente
Not listed on its 5 plans here. That isn't proof they're out of network.

Perennial Advantage
Not checked yet.

UPMC for Life
Not checked yet.

UPMC for Life Complete Care
Not checked yet.

VISTA Health Plan Inc.
Not checked yet.

Wellcare
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 Diana 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
3 practice locations
1 Medical Center Dr, Dhmc Department of Gastroenterology
Lebanon, NH 03756
- NPI issued
- 2010
- Registry record updated
- Nov 7, 2025
Medicare's clinician details aren't available on this page yet.
Questions
Common questions
Which 2027 Medicare Advantage plans list Diana Whitehead?
In Baltimore County, MD, Grafton County, NH and Lancaster County, PA, 10 Medicare Advantage plans for 2027 list Diana in provider data from Medicare.gov or the carrier, including Alterwood Advantage Freedom (HMO), Alterwood Advantage Select (HMO) and Alterwood Advantage Choice (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 Diana Whitehead practice?
3 locations, including 1838 Greene Tree Rd, Pikesville, MD. All of them are listed on this page.
How do I confirm Diana is in my plan's network?
Call the member services number on your plan card and give them the NPI 1356661169, 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 Baltimore County, MD, Grafton County, NH and Lancaster County, PA. 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.