Provider records sourced from NPPES (CMS National Plan & Provider Enumeration System). Data current as of October 4, 2026.
NPIDirectory

Richard Ehling

Individual provider Internal Medicine Physician · NPI 1124187950

Richard Ehling practises Internal Medicine in San Mateo, California. Graduated from Geisel School of Medicine at Dartmouth in 1991, 35 years ago. Practices with County of San Mateo, a 316-clinician group and accepts Medicare assignment. Licensed in California.

Years since qualifying
35
Trained at
Geisel School of Medicine at Dartmouth
Licensed in
CA
In the registry since
2006
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Practice location Address checks out

222 W 39th Ave
San Mateo, CA 94403-4364 Not confirmed with CMS for 19 years — call before visiting
Phone: (650) 573-2222
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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 G76885 (CA)

Record details

NPI number1124187950
Entity typeIndividual (Type 1)
GenderMale
Sole proprietorNo
NPI enumeratedDecember 7, 2006
Last updated in NPPESJuly 8, 2007

Medicare enrollment

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

Medicare specialtyINTERNAL MEDICINE
Medical schoolGEISEL SCHOOL OF MEDICINE AT DARTMOUTH
Graduated 1991 (35 years in practice)
Group practice County Of San Mateo — 316 clinicians
Accepts Medicare assignment Yes — accepts the Medicare-approved amount

Practises at

Facilities the CMS Facility Affiliation file lists for this clinician.

Colleagues at County of San Mateo

Clinicians the CMS Doctors & Clinicians file lists under the same group practice. CMS counts 316 clinicians in the practice; 12 are shown here.

Other providers in San Mateo