NPPES file of Aug 9, 2026

Soon Min Tan, MD

Rheumatology Physician · Arcadia, CA

Soon Min Tan, MD is a rheumatology physician with a practice address in Arcadia, California, and NPI 1861578569, issued on Oct 27, 2006. Check the license (California A66493, 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 2023 and 2024 · method · Verify with CMS →

NPPES recordNPPES file of Aug 9, 2026
1861578569
Name
Soon Min Tan
Credential
MD
Primary taxonomy
Rheumatology Physician 207RR0500X
License number
A66493 CA
Self-reported in NPPES; status is on the state search
Practice location
488 E Santa Clara St, Arcadia, CA 91006
Phone
(626) 357-6808
Enumerated
Oct 27, 2006
Record last updated
Dec 8, 2020 (not updated in 6 years: call before relying on the address or phone)
Fax
(626) 357-6290
Medicaid ID
OOA664930 CA
Medicare enrollment
Enrolled (PECOS I20110208000530); accepts Medicare assignment
Medical or professional school
University Of Southern California Keck School Of Medicine, 1997
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 488 E Santa Clara St

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

  1. Emy Chen, MDRheumatology Physician1689741910
  2. Kathy Lu, NPNurse Practitioner1366280471
  3. Samuel Mourani, M.D.Specialist1952303414
  4. Kozur Vazagov, ODOptometrist1851476865

Verify Soon Min 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 A66493
    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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54% more Medicare Part D claims than the average rheumatology physician in 2024

3,038 Medicare Part D claims for 331 beneficiaries, against an average of 1,978 among the 6,301 providers of this specialty who prescribed in Part D. 257 claims were for opioids.

  1. Soon Min Tan3,038
  2. Specialty average1,978

Most prescribed

  1. Prednisone262 claims
  2. Hydroxychloroquine Sulfate258 claims
  3. Methotrexate237 claims
  4. Meloxicam230 claims
  5. Allopurinol127 claims
  6. Tramadol Hcl104 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 MIPS final score for 2023 (Medicare payment program): 77.1 of 100

The Merit-based Incentive Payment System score is reported for this clinician. 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 score50.6
  2. Costout of 100 · 30%85.0
  3. Promoting interoperabilitynot scored (reweighted)
  4. Improvement activities40 of 40 points · 15%100.0

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

Industry payments in 2024: $530.83

24 payments; by number, the most common kind was food and beverage; the largest payer was Pfizer Inc. The 4,486 providers of this specialty with any payment received $8,538.33 on average. Payments are reported by manufacturers, not by the provider, and are not a sign of wrongdoing.

  1. Soon Min Tan$530.83
  2. Specialty average$8,538.33

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. City OF Hope Medical FoundationDuarte, CA

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

Soon Min Tan among 926 rheumatology physician records in California

Soon Min Tan, MD is one of 926 rheumatology physician records with a practice address in California. 81% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2006, is newer than 6% of them.

  • NPI issued2006 · 6% of these records are older, 55% newer
  • In a Medicare fileYes · 81% of these records are
  • In the CMS Doctors and Clinicians fileYes · 69% of these records are
  • Graduated1997 · median 2003 among the 641 with a school on file
  • Record last updated2020 · 62% of these records were not updated in five years or more

Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 207RR0500X and a California practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).

Rheumatology Physician providers in California

There are 926 rheumatology physician records in California.

The 8 rheumatology physician records with the nearest ZIP codes

  1. Emy Chen, MDArcadia, CA 910061689741910
  2. Massoud Soleimani, MDArcadia, CA 910061831147156
  3. Stanley Alexander, MDArcadia, CA 910071497814685
  4. Talha Khawar, M.D.La Canada, CA 910111699089508
  5. Tracy Nguyen-Oghalai, MDLa Canada, CA 910111013078229
  6. Dan La, MDTujunga, CA 910421437178274
  7. David Brown, MDPasadena, CA 911051689710055
  8. Stratos Christianakis, M.D.Pasadena, CA 911051831114008

Common questions

What is Soon Min Tan, MD's NPI number?

Soon Min Tan, MD's National Provider Identifier (NPI) is 1861578569, issued on Oct 27, 2006. An NPI identifies a provider in billing; it is not a license.

Where is Soon Min Tan, MD located?

The NPPES record lists a practice address at 488 E Santa Clara St, Arcadia, CA, 91006. Phone: (626) 357-6808. Providers update this record themselves, so call before visiting.

How can I verify Soon Min Tan, MD's license?

NPPES lists California license number A66493, 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 Soon Min Tan, MD prescribe under Medicare Part D?

In 2024, Soon Min Tan, MD had 3,038 Medicare Part D claims for 331 beneficiaries; the average among rheumatology physician prescribers was 1,978. Part D covers Medicare prescriptions only.

What is Soon Min Tan, MD's MIPS final score?

The 2023 MIPS final score is 77.1 of 100. 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.