NPPES file of Aug 9, 2026

Ryan Andrew Chow, MD

Student in an Organized Health Care Education/Training Program · Fontana, CA

Ryan Andrew Chow, MD is a student in an organized health care education/training program with a practice address in Fontana, California, and NPI 1669121968, issued on Mar 22, 2022. Check the license with the California board that licenses this profession; 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
1669121968
Name
Ryan Andrew Chow
Credential
MD
Primary taxonomy
Student in an Organized Health Care Education/Training Program 390200000X
Practice location
9961 Sierra Ave, Fontana, CA 92335
Phone
(909) 427-4128
Enumerated
Mar 22, 2022
Record last updated
Jul 25, 2022
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 9961 Sierra Ave

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

  1. Solomon Abila, MDFamily Medicine Physician1871652479
  2. Jenny Abouelsood, M.D.Family Medicine Physician1457638512
  3. Marla Abrolat, MDPediatrics Physician1164593133
  4. Eduardo Acosta, MDPediatrics Physician1497803324
  5. Michael Adair, MDFamily Medicine Physician1780732651
  6. Berneva Adams, MDObstetrics & Gynecology Physician1376602987

Verify Ryan Andrew Chow in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersWhich California board licenses this professionCheck 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
Find the California license search

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88% fewer Medicare Part D claims than the average student in an organized health care education/training program in 2024

22 Medicare Part D claims for 13 beneficiaries, against an average of 185 among the 59,748 providers of this specialty who prescribed in Part D.

  1. Ryan Chow22
  2. Specialty average185

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: $135.00

1 payment: food and beverage; the largest payer was TriSalus Life Sciences, Inc. The 13,278 providers of this specialty with any payment received $608.08 on average. Payments are reported by manufacturers, not by the provider, and are not a sign of wrongdoing.

  1. Ryan Chow$135.00
  2. Specialty average$608.08

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

Ryan Andrew Chow among 40,652 student in an organized health care education/training program records in California

Ryan Andrew Chow, MD is one of 40,652 student in an organized health care education/training program records with a practice address in California. 16% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2022, is newer than 34% of them.

  • NPI issued2022 · 34% of these records are older, 58% newer
  • In a Medicare fileYes · 16% of these records are
  • In the CMS Doctors and Clinicians fileNo · 6% of these records are
  • Record last updated2022 · 26% of these records were not updated in five years or more

Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 390200000X and a California practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).

193 student in an organized health care education/training program records list a practice address in Fontana

They are 193 of the 3,012 NPPES records with a practice address in Fontana, and 40,652 student in an organized health care education/training program records in California.

The 8 student in an organized health care education/training program records with the nearest ZIP codes

  1. Peyman Andalib, MDFontana, CA 923351104028000
  2. Patrick Avanessian, M.D.Fontana, CA 923351235480443
  3. Javier Blanco, MDFontana, CA 923351346673001
  4. Jaimeet Chhabra, D.O.Fontana, CA 923351255657953
  5. Andrew Choung, M.D.Fontana, CA 923351033559976
  6. Ershad Forghani-Arani, D.O.Fontana, CA 923351538508445
  7. Adriana Gonzalez, DOFontana, CA 923351447662267
  8. Alina Lubag, MDFontana, CA 923351972997278

Common questions

What is Ryan Andrew Chow, MD's NPI number?

Ryan Andrew Chow, MD's National Provider Identifier (NPI) is 1669121968, issued on Mar 22, 2022. An NPI identifies a provider in billing; it is not a license.

Where is Ryan Andrew Chow, MD located?

The NPPES record lists a practice address at 9961 Sierra Ave, Fontana, CA, 92335. Phone: (909) 427-4128. Providers update this record themselves, so call before visiting.

How can I verify Ryan Andrew Chow, MD's license?

Search the California board that licenses this profession; the NPPES record confirms identity only.

How much does Ryan Andrew Chow, MD prescribe under Medicare Part D?

In 2024, Ryan Andrew Chow, MD had 22 Medicare Part D claims for 13 beneficiaries; the average among student in an organized health care education/training program prescribers was 185. 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.