Provider Profile
Based in San Mateo, CA, Jonathan Chun Ming Tsang is listed in the NPI registry under psychiatry. Medicare claims data shows Jonathan Chun Ming provided 49 services to 42 patients. The services billed most often include psychiatric diagnostic evaluation with medical services. NPI 1225563299 identifies this record in the national registry.
Factual summary compiled by Guide.md from public records; not written by this provider.
Exactly as CMS reports it (National Downloadable File, Opt-Out Affidavits, Order & Referring). Not an insurance directory; confirm coverage with the office.
222 WEST 39TH AVENUE RESIDENCY OFFICE
San Mateo, CA 94403
50 E 98th St Ste 3H Rm 2
New York, NY 10029
Within Psychiatry generally. Availability varies by clinician, training and location — this profile has not been claimed, so nothing here is a personal claim by the provider.
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49 services · 42 patients · 1 distinct code
| Procedure | Type | Code | Services | Compared with peers |
|---|---|---|---|---|
| Psychiatric diagnostic evaluation with medical services | Treatment | 90792 |
49 | More often than most peers in Psychiatry |
Source: CMS Medicare public data. Shows how often procedures were billed — not quality of care or patient satisfaction.
Jonathan Chun Ming Tsang is a psychiatrist in San Mateo, CA. That is the designation recorded for this NPI in the federal registry, where it is listed as “Psychiatry”.
NPI registry
Jonathan Chun Ming Tsang is listed at 222 West 39Th Avenue Residency Office, San Mateo, CA 94403. Addresses come from the NPI registry and can lag a move, so confirm before travelling.
NPI registry
The number on file is (650) 573-2222. Contact the office directly to confirm availability and scheduling.
NPI registry
Jonathan Chun Ming Tsang's National Provider Identifier is 1225563299. It is issued by the Centers for Medicare & Medicaid Services and is unique and permanent — it does not change if they move practice.
NPI registry
Jonathan Chun Ming Tsang attended Other, graduating in 2017. This comes from the CMS National Downloadable File.
CMS public data
Jonathan Chun Ming Tsang has 9 years experience. Calculated from a graduation year of 2017, reported in the CMS National Downloadable File.
CMS public data
According to Medicare billing data, Jonathan Chun Ming Tsang provides treatments such as psychiatric diagnostic evaluation with medical services. This reflects Medicare patients only and is billing volume, not a measure of quality.
Medicare claims
Not yet. This profile is built from public federal data and has not been confirmed by Jonathan Chun Ming Tsang. If this is you, claiming it is free.
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