NPPES file of Aug 9, 2026

Barbara Z. Harper, M.D.

Internal Medicine Physician · Seattle, WA

Barbara Z. Harper, M.D. is an internal medicine physician with a practice address in Seattle, Washington, and NPI 1316074883, issued on Feb 28, 2007. Check the license (Washington MD00036703, as entered in NPPES) on the Washington Medical Commission; the Medicare figures below come from public CMS files.

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

NPPES recordNPPES file of Aug 9, 2026
1316074883
Name
Barbara Z. Harper
Credential
M.D.
Primary taxonomy
Internal Medicine Physician 207R00000X
License number
MD00036703 WA
Self-reported in NPPES; status is on the state search
Practice location
747 Broadway, Seattle, WA 98122
Phone
(206) 667-6429
Enumerated
Feb 28, 2007
Record last updated
Jul 25, 2007 (not updated in 19 years: call before relying on the address or phone)
Medicaid ID
8237380 WA
Entity
Type 1 · individual
Public record from CMS NPPES (open it on the CMS NPI Registry). A record is not a license: verify it with the state board.
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Also registered at 747 Broadway

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

  1. Justin Abadejos, DOStudent in an Organized Health Care Education/Training Program1629771670
  2. Alexa AbdullahDoula1346710001
  3. Manal Abdur Rahman, MDInternal Medicine Physician1073049805
  4. Jennifer Achilles, MDPediatrics Physician1891965133
  5. Michele AdamsSpecialist1619131448
  6. Jinny Kaye AgpaoaFamily Nurse Practitioner1609686724

Verify Barbara Z. Harper in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersWashington Medical Commission
    Search for license MD00036703
    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 Washington license search

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94% fewer Medicare Part D claims than the average internal medicine physician in 2024

205 Medicare Part D claims for 18 beneficiaries, against an average of 3,176 among the 108,855 providers of this specialty who prescribed in Part D.

  1. Barbara Harper205
  2. Specialty average3,176

Most prescribed

  1. Quetiapine Fumarate26 claims
  2. Sertraline Hcl25 claims
  3. Atorvastatin Calcium23 claims
  4. Oxybutynin Chloride Er13 claims
  5. Levothyroxine Sodium12 claims
  6. Risperidone12 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.

Barbara Z. Harper among 3,079 internal medicine physician records in Washington

Barbara Z. Harper, M.D. is one of 3,079 internal medicine physician records with a practice address in Washington. 75% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2007, is newer than 45% of them.

  • NPI issued2007 · 45% of these records are older, 46% newer
  • In a Medicare fileYes · 75% of these records are
  • In the CMS Doctors and Clinicians fileNo · 60% of these records are
  • Record last updated2007 · 63% of these records were not updated in five years or more

Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 207R00000X and a Washington practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).

821 internal medicine physician records list a practice address in Seattle

They are 821 of the 41,956 NPPES records with a practice address in Seattle, and 3,079 internal medicine physician records in Washington.

The 8 internal medicine physician records with the nearest ZIP codes

  1. Kenji Asakura, MDSeattle, WA 981221538179965
  2. Nassim Assefi, MDSeattle, WA 981221558441055
  3. Kimberly Bell, MDSeattle, WA 981221730262767
  4. J Brodsky, MDSeattle, WA 981221073532859
  5. Bennett Burke, MDSeattle, WA 981221821171851
  6. Edward Chun, M.D.Seattle, WA 981221639150436
  7. Joseph Denor, MDSeattle, WA 981221679548531
  8. Peggy Eaton, M.D.Seattle, WA 981221326001918

Common questions

What is Barbara Z. Harper, M.D.'s NPI number?

Barbara Z. Harper, M.D.'s National Provider Identifier (NPI) is 1316074883, issued on Feb 28, 2007. An NPI identifies a provider in billing; it is not a license.

Where is Barbara Z. Harper, M.D. located?

The NPPES record lists a practice address at 747 Broadway, Seattle, WA, 98122. Phone: (206) 667-6429. Providers update this record themselves, so call before visiting.

How can I verify Barbara Z. Harper, M.D.'s license?

NPPES lists Washington license number MD00036703, as entered by the provider. Search the Washington Medical Commission at https://wahelms.my.site.com/s/license-search. The NPPES record confirms identity only; the state search shows license status, expiration and public orders.

How much does Barbara Z. Harper, M.D. prescribe under Medicare Part D?

In 2024, Barbara Z. Harper, M.D. had 205 Medicare Part D claims for 18 beneficiaries; the average among internal medicine physician prescribers was 3,176. Part D covers Medicare prescriptions only.

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.