NPPES file of Aug 9, 2026

Zinnia Tan San Juan, M.D.

Endocrinology, Diabetes & Metabolism Physician · Bremerton, WA

Zinnia Tan San Juan, M.D. is an endocrinology, diabetes & metabolism physician with a practice address in Bremerton, Washington, and NPI 1669683926, issued on May 25, 2007. Check the license (Washington MD60837291, 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
1669683926
Name
Zinnia Tan San Juan
Credential
M.D.
Primary taxonomy
Endocrinology, Diabetes & Metabolism Physician 207RE0101X
License numbers
MD60837291 WA
9500742-1205 UT
Self-reported in NPPES; status is on the state search
Practice location
2601 Cherry Ave Ste 315, Bremerton, WA 98310
Phone
(360) 405-7900
Enumerated
May 25, 2007
Record last updated
Dec 9, 2020 (not updated in 6 years: call before relying on the address or phone)
Medicaid ID
2103643 WA
Medicare enrollment
Enrolled (PECOS I20180727001970); accepts Medicare assignment
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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8 nearest endocrinology, diabetes & metabolism physician records → All 224 in Washington → Look up another NPI →

Also registered at 2601 Cherry Ave Ste 315

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

  1. Jonathan Amkraut, MDFamily Medicine Physician1851881932
  2. Bryson Bellefeuille, DOFamily Medicine Physician1649918665
  3. Heather Morgan, MDFamily Medicine Physician1760126494
  4. Mylan PanteahFamily Medicine Physician1417538315
  5. Charlotte Parsons, ARNPFamily Nurse Practitioner1346591500
  6. Ann Richardson, RNStudent in an Organized Health Care Education/Training Program1609707736

Verify Zinnia Tan San Juan in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersWashington Medical Commission
    Search for license MD60837291    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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19% more Medicare Part D claims than the average endocrinology, diabetes & metabolism physician in 2024

3,133 Medicare Part D claims for 459 beneficiaries, against an average of 2,630 among the 8,223 providers of this specialty who prescribed in Part D. Brand-name drugs were 57% of claims.

  1. Zinnia San Juan3,133
  2. Specialty average2,630

Most prescribed

  1. Levothyroxine Sodium507 claims
  2. Ozempic173 claims
  3. Jardiance172 claims
  4. Lantus Solostar141 claims
  5. Mounjaro136 claims
  6. Metformin Hcl Er130 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.

Industry payments in 2024: $166.57

8 payments; by number, the most common kind was food and beverage; the largest payer was Tandem Diabetes Care, Inc. The 5,661 providers of this specialty with any payment received $5,742.15 on average. Payments are reported by manufacturers, not by the provider, and are not a sign of wrongdoing.

  1. Zinnia San Juan$166.57
  2. Specialty average$5,742.15

Source: CMS Open Payments, program year 2024 (openpaymentsdata.cms.gov); average among providers of this specialty with at least one payment.

Bills Medicare through one group practice

  1. Franciscan Medical GroupBremerton, WA

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

Zinnia Tan San Juan among 224 endocrinology, diabetes & metabolism physician records in Washington

Zinnia Tan San Juan, M.D. is one of 224 endocrinology, diabetes & metabolism 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 fileYes · 63% of these records are
  • Graduated2004 · median 2006 among the 140 with a school on file
  • Record last updated2020 · 60% of these records were not updated in five years or more

Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 207RE0101X and a Washington practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).

Endocrinology, Diabetes & Metabolism Physician providers in Washington

There are 224 endocrinology, diabetes & metabolism physician records in Washington.

All 224 in Washington → Every provider in Bremerton → Endocrinology, Diabetes & Metabolism Physician nationwide →

The 8 endocrinology, diabetes & metabolism physician records with the nearest ZIP codes

  1. Anthony Hoovler, M.D.Bremerton, WA 983101427009372
  2. Hope Torregosa, M.D.Bremerton, WA 983101992980130
  3. Linda Krook, MDBremerton, WA 983121972503167
  4. George Ang, MDMount Vernon, WA 982741396737326
  5. Emir Guven, MDMount Vernon, WA 982741366493181
  6. Bob Ly, D.O.Mount Vernon, WA 982741659781516
  7. Jeffrey Miller, MDMount Vernon, WA 982741487088738
  8. Vince Montes, MDMount Vernon, WA 982741841266285

Common questions

What is Zinnia Tan San Juan, M.D.'s NPI number?

Zinnia Tan San Juan, M.D.'s National Provider Identifier (NPI) is 1669683926, issued on May 25, 2007. An NPI identifies a provider in billing; it is not a license.

Where is Zinnia Tan San Juan, M.D. located?

The NPPES record lists a practice address at 2601 Cherry Ave Ste 315, Bremerton, WA, 98310. Phone: (360) 405-7900. Providers update this record themselves, so call before visiting.

How can I verify Zinnia Tan San Juan, M.D.'s license?

NPPES lists Washington license number MD60837291, 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 Zinnia Tan San Juan, M.D. prescribe under Medicare Part D?

In 2024, Zinnia Tan San Juan, M.D. had 3,133 Medicare Part D claims for 459 beneficiaries; the average among endocrinology, diabetes & metabolism physician prescribers was 2,630. 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.

Written with AI tools from the named public files; every figure is computed from those files (how it is made).

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.