Ryan Andrew Chan, MD
Student in an Organized Health Care Education/Training Program · San Marino, CA
Ryan Andrew Chan, MD is a student in an organized health care education/training program with a practice address in San Marino, California, and NPI 1891323648, issued on Mar 28, 2020. Check the license with the California board that licenses this profession; the Medicare figures below come from public CMS files.
- Name
- Ryan Andrew Chan
- Credential
- MD
- Primary taxonomy
- Student in an Organized Health Care Education/Training Program 390200000X
- Practice location
- 2270 Roanoke RD, San Marino, CA 91108
- Phone
- (626) 399-7286
- Enumerated
- Mar 28, 2020
- Record last updated
- Mar 28, 2020 (not updated in 6 years: call before relying on the address or phone)
- Entity
- Type 1 · individual
Verify Ryan Andrew Chan in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersWhich California board licenses this professionCheck the board
- 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
15% fewer Medicare Part D claims than the average student in an organized health care education/training program in 2024
158 Medicare Part D claims for 57 beneficiaries, against an average of 185 among the 59,748 providers of this specialty who prescribed in Part D. Brand-name drugs were 59% of claims.
Most prescribed
- Breo Ellipta25 claims
- Albuterol Sulfate Hfa24 claims
- Prednisone17 claims
- Trelegy Ellipta15 claims
- Anoro Ellipta13 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: $24.25
1 payment: food and beverage; the largest payer was GlaxoSmithKline, LLC. 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.
Source: CMS Open Payments, program year 2024 (openpaymentsdata.cms.gov); average among providers of this specialty with at least one payment.
2 student in an organized health care education/training program records list a practice address in San Marino
They are 2 of the 184 NPPES records with a practice address in San Marino, and 40,652 student in an organized health care education/training program records in California.
All 2 in San Marino → All 40,652 in California → Every provider in San Marino →
Other student in an organized health care education/training program records in California
- Sanad A'BasiFresno, CA1720915770
- Alexander Aabedi, MDSan Francisco, CA1245971480
- Andre AabediPomona, CA1891582102
- Natalie Aabodi, DMDPomona, CA1851085187
- Dalal Aago, MDEl Cajon, CA1639863103
- Megan Aaronson, MD, MSCRLos Angeles, CA1386272102
- Manas AavulaPomona, CA1972496644
- Joann AbadTulare, CA1639745433
- Gioux Ian Abad Mangulabnan, THERAPISTBerkeley, CA1710442702
- Sharon AbadaSan Francisco, CA1003492844
Common questions
What is Ryan Andrew Chan, MD's NPI number?
Ryan Andrew Chan, MD's National Provider Identifier (NPI) is 1891323648, issued on Mar 28, 2020. An NPI identifies a provider in billing; it is not a license.
Where is Ryan Andrew Chan, MD located?
The NPPES record lists a practice address at 2270 Roanoke RD, San Marino, CA, 91108. Phone: (626) 399-7286. Providers update this record themselves, so call before visiting.
How can I verify Ryan Andrew Chan, MD's license?
Search the California board that licenses this profession; the NPPES record confirms identity only.
How much does Ryan Andrew Chan, MD prescribe under Medicare Part D?
In 2024, Ryan Andrew Chan, MD had 158 Medicare Part D claims for 57 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.