NPPES file of Aug 9, 2026

Heather Elisabeth Walker, M.D.

Family Medicine Physician · Washington, DC

Heather Elisabeth Walker, M.D. is a family medicine physician with a practice address in Washington, District of Columbia, and NPI 1407085996, issued on Jul 7, 2009. Check the license (District of Columbia MD038158, as entered in NPPES) on the District of Columbia Board of Medicine; the Medicare figures below come from public CMS files.

Record from CMS NPPES, file of Aug 9, 2026 · Medicare files 2023 and 2024 · method · Verify with CMS →

NPPES recordNPPES file of Aug 9, 2026
1407085996
Name
Heather Elisabeth Walker
Credential
M.D.
Primary taxonomy
Family Medicine Physician 207Q00000X
License numbers
MD038158 DC
D0069310 MD
Self-reported in NPPES; status is on the state search
Practice location
40 Patterson St NE, Washington, DC 20002
Phone
(202) 354-1120
Enumerated
Jul 7, 2009
Record last updated
Dec 23, 2009 (not updated in 17 years: call before relying on the address or phone)
Fax
(202) 478-0606
Medicare enrollment
Enrolled (PECOS I20141107000759); accepts Medicare assignment
Medical or professional school
State University Of New York At Buffalo School Of Medicine, 2006
Telehealth
Offers telehealth (CMS)
Entity
Type 1 · individual
Public record from CMS NPPES (open it on the CMS NPI Registry). Enrollment, assignment, school and telehealth: CMS Doctors and Clinicians file, Aug 2026. A record is not a license: verify it with the state board.
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Also registered at 40 Patterson St NE

A shared address usually means a shared clinic or building; it does not show who employs whom.

  1. Reggie Elliott, MDFamily Medicine Physician1972563823
  2. Nikki Harris, DOFamily Medicine Physician1033202601
  3. Michele Parker-Lockett, DDSPublic Health Dentistry1093879553
  4. Kate Sugarman, M.D.Family Medicine Physician1326011677
  5. Nekia White, LICSWClinical Social Worker1386193423

Verify Heather Elisabeth Walker in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersDistrict of Columbia Board of Medicine
    Search for license MD038158
    Check the board
  3. 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
  4. 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
  5. 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
Open the District of Columbia license search

PlainDoctor does not match the HHS-OIG exclusion list to individual records: most entries carry no NPI. Search the OIG exclusion list by name.

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37% fewer Medicare Part D claims than the average family medicine physician in 2024

2,215 Medicare Part D claims for 143 beneficiaries, against an average of 3,544 among the 117,163 providers of this specialty who prescribed in Part D. Brand-name drugs were 10% of claims.

  1. Heather Walker2,215
  2. Specialty average3,544

Most prescribed

  1. Amlodipine Besylate125 claims
  2. Levothyroxine Sodium102 claims
  3. Rosuvastatin Calcium81 claims
  4. Pravastatin Sodium78 claims
  5. Atorvastatin Calcium73 claims
  6. Losartan Potassium65 claims

Source: CMS Medicare Part D Prescribers by Provider and Drug, 2024 (data.cms.gov). Part D covers prescriptions for Medicare patients only; drugs with fewer than 11 claims are not published.

The practice group's MIPS final score for 2023 (Medicare payment program): 80.2 of 100

The Merit-based Incentive Payment System score is reported for the practice group, not for one clinician alone. Four categories are weighted into the final score; the average among 454,083 clinicians with a measured score was 83.5.

  1. Qualityout of 100 · 30% of the final score76.7
  2. Costout of 100 · 30%53.5
  3. Promoting interoperabilityout of 100 · 25%100.0
  4. Improvement activities40 of 40 points · 15%100.0

Source: CMS Quality Payment Program, MIPS performance year 2023, group reporting; category weights for 2023 (qpp.cms.gov).

Bills Medicare through one group practice

  1. Medstar Medical Group II LLCLeonardtown, MD

Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).

Heather Elisabeth Walker among 350 family medicine physician records in District of Columbia

Heather Elisabeth Walker, M.D. is one of 350 family medicine physician records with a practice address in District of Columbia. 63% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2009, is newer than 55% of them.

  • NPI issued2009 · 55% of these records are older, 40% newer
  • In a Medicare fileYes · 63% of these records are
  • In the CMS Doctors and Clinicians fileYes · 52% of these records are
  • Graduated2006 · median 2012 among the 182 with a school on file
  • Record last updated2009 · 56% of these records were not updated in five years or more

Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 207Q00000X and a District of Columbia practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).

Family Medicine Physician providers in District of Columbia

There are 350 family medicine physician records in District of Columbia.

The 8 family medicine physician records with the nearest ZIP codes

  1. Richard Ashby, M.D.Washington, DC 200021912982273
  2. Zowie Barnes, MDWashington, DC 200021366650525
  3. William Braithwaite, M.D.Washington, DC 200021992761381
  4. Reggie Elliott, MDWashington, DC 200021972563823
  5. Nikki Harris, DOWashington, DC 200021033202601
  6. Stephanie Letourneau, M.D.Washington, DC 200021851437206
  7. Djinge Lindsay-Strickland, MDWashington, DC 200021285889824
  8. Deborah Malumed, MDWashington, DC 200021710059514

Common questions

What is Heather Elisabeth Walker, M.D.'s NPI number?

Heather Elisabeth Walker, M.D.'s National Provider Identifier (NPI) is 1407085996, issued on Jul 7, 2009. An NPI identifies a provider in billing; it is not a license.

Where is Heather Elisabeth Walker, M.D. located?

The NPPES record lists a practice address at 40 Patterson St NE, Washington, DC, 20002. Phone: (202) 354-1120. Providers update this record themselves, so call before visiting.

How can I verify Heather Elisabeth Walker, M.D.'s license?

NPPES lists District of Columbia license number MD038158, as entered by the provider. Search the District of Columbia Board of Medicine at https://dchealth.dc.gov/bomed. The NPPES record confirms identity only; the state search shows license status, expiration and public orders.

How much does Heather Elisabeth Walker, M.D. prescribe under Medicare Part D?

In 2024, Heather Elisabeth Walker, M.D. had 2,215 Medicare Part D claims for 143 beneficiaries; the average among family medicine physician prescribers was 3,544. Part D covers Medicare prescriptions only.

What is Heather Elisabeth Walker, M.D.'s MIPS final score?

The 2023 MIPS final score is 80.2 of 100, reported for the practice group. The average among 454,083 clinicians with a measured score was 83.5.

Source: CMS National Plan and Provider Enumeration System (NPPES), file of Aug 9, 2026 (NPPES files on CMS.gov); NUCC Health Care Provider Taxonomy. Medicare files from data.cms.gov. An NPI identifies who bills; it is not a license.

Figures on PlainDoctor are read from the federal files each page names (CMS NPPES, Medicare Part D, MIPS, Open Payments; the HHS-OIG exclusion list only as counts) and from Census population estimates, with the file date shown beside them. See our editorial standards & corrections policy, the methodology behind these numbers, or report a data error. Data current as of Aug 9, 2026.