NPPES file of Aug 9, 2026

Qiuxue Tracey Tan, MD

Internal Medicine Physician · Santa Monica, CA

Qiuxue Tracey Tan, MD is an internal medicine physician with a practice address in Santa Monica, California, and NPI 1801388426, issued on May 30, 2018. Check the license (California A174546, as entered in NPPES) on the Medical Board of California; 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
1801388426
Name
Qiuxue Tracey Tan
Credential
MD
Primary taxonomy
Internal Medicine Physician 207R00000X
License numbers
A174546 CA
26642 FL
Self-reported in NPPES; status is on the state search
Practice location
2336 Santa Monica Blvd Ste 301, Santa Monica, CA 90404
Phone
(310) 998-9118
Enumerated
May 30, 2018
Record last updated
Oct 14, 2021 (not updated in 5 years: call before relying on the address or phone)
Medicare enrollment
Enrolled (PECOS I20210914000513); 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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Also registered at 2336 Santa Monica Blvd Ste 301

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

  1. Thompson Adams, MDHematology & Oncology Physician1407880891
  2. Lorien Ahn, MDInternal Medicine Physician1033542683
  3. Sandra Brackert, NPNurse Practitioner1881824332
  4. Emily Chang, MDInternal Medicine Physician1649858853
  5. Ricky Chang, M.D.Internal Medicine Physician1255699351
  6. Cynthia Diep, D.D.S.Oral and Maxillofacial Surgery (Dentist)1871649897

Verify Qiuxue Tracey Tan in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersMedical Board of California
    Search for license A174546
    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 California 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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96% fewer Medicare Part D claims than the average internal medicine physician in 2024

113 Medicare Part D claims for 75 beneficiaries, against an average of 3,176 among the 108,855 providers of this specialty who prescribed in Part D.

  1. Qiuxue Tan113
  2. Specialty average3,176

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.

Bills Medicare through one group practice

  1. The Regents OF The University OF CaliforniaSanta Monica, CA

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

Qiuxue Tracey Tan among 17,696 internal medicine physician records in California

Qiuxue Tracey Tan, MD is one of 17,696 internal medicine physician records with a practice address in California. 79% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2018, is newer than 84% of them.

  • NPI issued2018 · 84% of these records are older, 14% newer
  • In a Medicare fileYes · 79% of these records are
  • In the CMS Doctors and Clinicians fileYes · 63% of these records are
  • Graduated2018 · median 2004 among the 11,065 with a school on file
  • Record last updated2021 · 61% 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 California practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).

168 internal medicine physician records list a practice address in Santa Monica

They are 168 of the 5,151 NPPES records with a practice address in Santa Monica, and 17,696 internal medicine physician records in California.

The 8 internal medicine physician records with the nearest ZIP codes

  1. Robert Ashley, MDSanta Monica, CA 904041780628487
  2. Mitchell Becker, M.D.Santa Monica, CA 904041922033935
  3. Chiquita Flowers, M.D.Santa Monica, CA 904041972595700
  4. Glenn Gorlitsky, M.D.Santa Monica, CA 904041881625143
  5. Oscar Hernandez, M.D.Santa Monica, CA 904041699706952
  6. Mark McGowan, MDSanta Monica, CA 904041720015902
  7. Alex Messina, MDSanta Monica, CA 904041902867823
  8. Mark Nachman, MDSanta Monica, CA 904041104803683

Common questions

What is Qiuxue Tracey Tan, MD's NPI number?

Qiuxue Tracey Tan, MD's National Provider Identifier (NPI) is 1801388426, issued on May 30, 2018. An NPI identifies a provider in billing; it is not a license.

Where is Qiuxue Tracey Tan, MD located?

The NPPES record lists a practice address at 2336 Santa Monica Blvd Ste 301, Santa Monica, CA, 90404. Phone: (310) 998-9118. Providers update this record themselves, so call before visiting.

How can I verify Qiuxue Tracey Tan, MD's license?

NPPES lists California license number A174546, as entered by the provider. Search the Medical Board of California at https://www.mbc.ca.gov/License-Verification/default.aspx. The NPPES record confirms identity only; the state search shows license status, expiration and public orders.

How much does Qiuxue Tracey Tan, MD prescribe under Medicare Part D?

In 2024, Qiuxue Tracey Tan, MD had 113 Medicare Part D claims for 75 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.