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

Humayun Tufail, MD

Individual provider Internal Medicine Physician · NPI 1902947625

Humayun Tufail, MD is a Hospitalist in Castro Valley, California. Qualified in 1994, 32 years ago. Practices with County of San Mateo, a 316-clinician group, works from 2 locations and accepts Medicare assignment. Licensed in California.

Years since qualifying
32
Licensed in
CA
In the registry since
2007
Specialties on file
2
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

20103 Lake Chabot Rd
Castro Valley, CA 94546
Phone: (510) 727-3256
Fax: (510) 733-3107
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Pin is approximate — placed at the ZIP-code centre, not the exact door.

Additional practice locations (1)

  • 920 Stanton L Young Blvd, Oklahoma City, OK 73104-5020 — (405) 271-5963

Specialties & licences

Hospitalist Physician (primary) Taxonomy 208M00000X · Licence A103258 (CA)
Internal Medicine Physician Taxonomy 207R00000X · Licence A103258 (CA)

Record details

NPI number1902947625
Entity typeIndividual (Type 1)
GenderMale
Credentials MD
Sole proprietorNo
NPI enumeratedFebruary 8, 2007
Last updated in NPPESMarch 7, 2023
Certification dateFebruary 17, 2021

Medicare enrollment

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

Medicare specialtyHOSPITALIST
Also practisesINTERNAL MEDICINE
Medical schoolOTHER
Graduated 1994 (32 years in practice)
Group practice County Of San Mateo — 316 clinicians
Accepts Medicare assignment Yes — accepts the Medicare-approved amount

Other providers in Castro Valley