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

Individual provider Hematology & Oncology Physician · NPI 1831374644

Adam Giermasz, MD, PHD is a Hematology in Sacramento, California. Qualified in 1998, 28 years ago. Practices with Regents of the Univ of Ca, a 1,578-clinician group, accepts Medicare assignment and offers telehealth. Licensed in California.

Years since qualifying
28
Licensed in
CA
In the registry since
2007
What do these letters mean?
MD — Doctor of Medicine
A physician who completed allopathic medical school.
PHD — Doctor of Philosophy
A research doctorate. In healthcare it usually sits alongside a clinical licence.

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Practice location Address checks out

2000 Stockton Blvd Ste 202
Sacramento, CA 95817-2227
Phone: (916) 734-3461
Fax: (916) 734-3591
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Pin is approximate — placed at the ZIP-code centre, not the exact door.

Specialties & licences

Hematology & Oncology Physician (primary) Taxonomy 207RH0003X · Licence A103790 (CA)

Record details

NPI number1831374644
Entity typeIndividual (Type 1)
GenderMale
Credentials MD , PHD
Sole proprietorNo
NPI enumeratedDecember 31, 2007
Last updated in NPPESSeptember 18, 2019

Medicare enrollment

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

Medicare specialtyHEMATOLOGY
Also practisesINTERNAL MEDICINE
Medical schoolOTHER
Graduated 1998 (28 years in practice)
Group practice Regents Of The Univ Of Ca — 1578 clinicians
Accepts Medicare assignment Yes — accepts the Medicare-approved amount
TelehealthOffers telehealth services
Practice locations2 on file with Medicare

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