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

Jeffrey Singerman, MD

Individual provider Gastroenterology Physician · NPI 1932325446

Jeffrey Singerman, MD is a Gastroenterology in Castro Valley, California. Graduated from George Washington University School of Medicine in 2005, 21 years ago. Practices with Gastroenterology Specialists Medical Group Inc a Medical Corporation, a 5-clinician group, accepts Medicare assignment and offers telehealth. Licensed in California.

Years since qualifying
21
Trained at
George Washington University School of Medicine
Licensed in
CA
In the registry since
2007
What do these letters mean?
MD — Doctor of Medicine
A physician who completed allopathic medical school.

See every abbreviation used in this directory →

Practice location Address checks out

19845 Lake Chabot Rd Ste 104
Castro Valley, CA 94546-4055
Phone: (510) 537-4415
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Pin is approximate — placed at the ZIP-code centre, not the exact door.

Specialties & licences

Gastroenterology Physician (primary) Taxonomy 207RG0100X · Licence A116466 (CA)

Record details

NPI number1932325446
Entity typeIndividual (Type 1)
GenderMale
Credentials MD
Sole proprietorNo
NPI enumeratedApril 17, 2007
Last updated in NPPESAugust 1, 2022
Certification dateAugust 1, 2022
Mailing address19845 Lake Chabot Rd, Suite 104, Castro Valley, CA 94546-4055

Medicare enrollment

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

Medicare specialtyGASTROENTEROLOGY
Medical schoolGEORGE WASHINGTON UNIVERSITY SCHOOL OF MEDICINE
Graduated 2005 (21 years in practice)
Group practice Gastroenterology Specialists Medical Group Inc A Medical Corporation — 5 clinicians
Accepts Medicare assignment Yes — accepts the Medicare-approved amount
TelehealthOffers telehealth services

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