Provider records sourced from NPPES (CMS National Plan & Provider Enumeration System). Data current as of August 10, 2026.

Thomas Joseph Diamant, MD

Individual provider Pulmonary Disease Physician · NPI 1952310872

Thomas Joseph Diamant, MD is a Pulmonary Disease in Costa Mesa, California. Qualified in 1979, 47 years ago. Accepts Medicare assignment and offers telehealth. Licensed in California.

Years since qualifying
47
Licensed in
CA
In the registry since
2006
What do these letters mean?
MD — Doctor of Medicine
A physician who completed allopathic medical school.

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Practice location Address checks out

136 Broadway
Costa Mesa, CA 92627-2818
Phone: (949) 873-5537
Show map & directions

Pin is approximate — placed at the ZIP-code centre, not the exact door.

Specialties & licences

Pulmonary Disease Physician (primary) Taxonomy 207RP1001X · Licence G43620 (CA)

Record details

NPI number1952310872
Entity typeIndividual (Type 1)
GenderMale
Credentials MD
Sole proprietorNo
NPI enumeratedAugust 7, 2006
Last updated in NPPESAugust 6, 2024
Certification dateAugust 6, 2024
Mailing address136 Broadway, Costa Mesa, CA 92627-2818

Medicare enrollment

From the CMS Doctors & Clinicians file — this clinician is enrolled in Medicare.

Medicare specialtyPULMONARY DISEASE
Medical schoolOTHER
Graduated 1979 (47 years in practice)
Accepts Medicare assignment Yes — accepts the Medicare-approved amount
TelehealthOffers telehealth services
Practice locations2 on file with Medicare

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