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

Don P. Hammi, MD

Individual provider Internal Medicine Physician · NPI 1235287269

Don P. Hammi, MD is an Internal Medicine in San Diego, California. Graduated from Texas a & M University System, Hsc, College of Medicine in 2003, 23 years ago. Practices with North County Inpatient Medical Alliance, a Medical Group, Inc, a 45-clinician group and accepts Medicare assignment. Licensed in California.

Years since qualifying
23
Trained at
Texas a & M University System, Hsc, College 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 →

Claim this listing Report a problem Suggest an edit

Practice location Address checks out

4647 Zion Ave
San Diego, CA 92120-2507
Phone: (619) 528-5000
Show map & directions

Directions in Google Maps · Apple Maps · OpenStreetMap

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

Specialties & licences

Internal Medicine Physician (primary) Taxonomy 207R00000X · Licence A90556 (CA)

Record details

NPI number1235287269
Entity typeIndividual (Type 1)
GenderMale
Credentials MD
Sole proprietorNo
NPI enumeratedJanuary 8, 2007
Last updated in NPPESMay 3, 2011

Medicare enrollment

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

Medicare specialtyINTERNAL MEDICINE
Medical schoolTEXAS A & M UNIVERSITY SYSTEM, HSC, COLLEGE OF MEDICINE
Graduated 2003 (23 years in practice)
Group practice North County Inpatient Medical Alliance, A Medical Group, Inc — 45 clinicians
Accepts Medicare assignment Yes — accepts the Medicare-approved amount

Other providers in San Diego