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

Mariam Hasan, MD

Individual provider Internal Medicine Physician · NPI 1851604847

Mariam Hasan, MD is an Internal Medicine in Oakland, California. Qualified in 2005, 21 years ago. Accepts Medicare assignment and offers telehealth. Licensed in California.

Years since qualifying
21
Licensed in
CA
In the registry since
2010
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

1411 E 31st St
Oakland, CA 94602-1018
Phone: (408) 332-1755
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Pin is approximate — placed at the ZIP-code centre, not the exact door.

Specialties & licences

Internal Medicine Physician (primary) Taxonomy 207R00000X · Licence A124405 (CA)

Record details

NPI number1851604847
Entity typeIndividual (Type 1)
GenderFemale
Credentials MD
Sole proprietorNo
NPI enumeratedJuly 19, 2010
Last updated in NPPESApril 14, 2026
Certification dateApril 14, 2026
Mailing address1411 E 31st St, Oakland, CA 94602-1018

Medicare enrollment

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

Medicare specialtyINTERNAL MEDICINE
Medical schoolOTHER
Graduated 2005 (21 years in practice)
Accepts Medicare assignment Yes — accepts the Medicare-approved amount
TelehealthOffers telehealth services
Practice locations3 on file with Medicare

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