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Physician Profile

Joanna B. Watterson, MD

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At a glance

About Dr. Watterson

Based in Fresno, CA, Joanna B. Watterson, MD is listed in the NPI registry under emergency medicine. Joanna graduated from New York University School of Medicine in 2021. According to Medicare claims data, Joanna cared for 29 Medicare patients across 29 services. The services billed most often include emergency department visit with high level of medical decision making. NPI 1033799242 identifies this record in the national registry.

Factual summary compiled by Guide.md from public records; not written by this provider.

Education & Training

Specialty

Emergency Medicine (Primary)

Credentials & Licensing

CA · Physician and Surgeon AMedical Board of California
No. 194256DelinquentExpired Apr 30, 2026Since 2024
NPINational Provider Identifier
1033799242Issued 2021

Snapshot · verify with the board ↗

Medicare information

Accepts Medicare assignmentYes
Medicare opt-outNo
Can order and refer in MedicareYes

Exactly as CMS reports it (National Downloadable File, Opt-Out Affidavits, Order & Referring). Not an insurance directory; confirm coverage with the office.

Common questions

What does Dr. Watterson specialize in?

Dr. Watterson is an emergency physician in Fresno, CA. That is the designation recorded for this NPI in the federal registry, where it is listed as “Emergency Medicine”.

NPI registry

Where is Dr. Watterson located?

Dr. Watterson is listed at 2823 Fresno St, Fresno, CA 93721. Addresses come from the NPI registry and can lag a move, so confirm before travelling.

NPI registry

What is Dr. Watterson's phone number?

The number on file is (559) 459-6000. Contact the office directly to confirm availability and scheduling.

NPI registry

What is Dr. Watterson's NPI number?

Dr. Watterson's National Provider Identifier is 1033799242. 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

Where did Dr. Watterson go to medical school?

Dr. Watterson attended New York University School of Medicine, graduating in 2021. This comes from the CMS National Downloadable File.

CMS public data

How long has Dr. Watterson been practicing?

Dr. Watterson has 5 years experience. Calculated from a graduation year of 2021, reported in the CMS National Downloadable File.

CMS public data

What does Dr. Watterson do most often?

According to Medicare billing data, Dr. Watterson the Medicare record under this individual NPI shows mainly office visits and diagnostic testing. Hospital-based physicians usually have their procedural work billed by the facility rather than under their own number, so this is a floor on their practice, not a description of it. This reflects Medicare patients only and is billing volume, not a measure of quality.

Medicare claims

Has Dr. Watterson confirmed this information?

Not yet. This profile is built from public federal data and has not been confirmed by Dr. Watterson. If this is you, claiming it is free.

Guide.md

Guide.md listings do not constitute medical advice or an endorsement.