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

Nadir Ali Eltahir, MD

Individual provider Internal Medicine Physician · NPI 1053389338

Nadir Ali Eltahir, MD is a Pulmonary Disease in Pomona, California. Qualified in 1983, 43 years ago. Practices with Chaparral Medical Group Inc, a 66-clinician group and accepts Medicare assignment. Licensed in California.

Years since qualifying
43
Licensed in
CA
In the registry since
2006
Specialties on file
4
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

1940 N Orange Grove Ave
Pomona, CA 91767-3002
Phone: (909) 865-6900
Fax: (909) 865-6300
Show map & directions

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

Specialties & licences

Pulmonary Disease Physician (primary) Taxonomy 207RP1001X · Licence A61585 (CA)
Internal Medicine Physician Taxonomy 207R00000X · Licence A61585 (CA)
Critical Care Medicine (Internal Medicine) Physician Taxonomy 207RC0200X · Licence A61585 (CA)
Sleep Medicine (Internal Medicine) Physician Taxonomy 207RS0012X · Licence A61585 (CA)

Record details

NPI number1053389338
Entity typeIndividual (Type 1)
GenderMale
Credentials MD
Sole proprietorNo
NPI enumeratedMarch 10, 2006
Last updated in NPPESSeptember 13, 2018

Medicare enrollment

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

Medicare specialtyPULMONARY DISEASE
Also practisesCRITICAL CARE (INTENSIVISTS), INTERNAL MEDICINE
Medical schoolOTHER
Graduated 1983 (43 years in practice)
Group practice Chaparral Medical Group Inc — 66 clinicians
Accepts Medicare assignment Yes — accepts the Medicare-approved amount

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