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

Dr. Mark J Bayer, MD

Individual provider Emergency Medicine Physician · NPI 1346275278

Dr. Mark J Bayer, MD is an Emergency Medicine in LA Quinta, California. Qualified in 1971, 55 years ago. Practices with Eisenhower Medical Center, a 459-clinician group and accepts Medicare assignment. Licensed in California.

Years since qualifying
55
Licensed in
CA
In the registry since
2006
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

45280 Seeley Dr 1st Fl
LA Quinta, CA 92253-6834
Phone: (760) 610-7210
Fax: (760) 564-0101
Show map & directions

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

Specialties & licences

Emergency Medicine Physician (primary) Taxonomy 207P00000X · Licence A34160 (CA)

Record details

NPI number1346275278
Entity typeIndividual (Type 1)
GenderMale
Credentials MD
Sole proprietorNo
NPI enumeratedJuly 11, 2006
Last updated in NPPESFebruary 25, 2016
Mailing address72780 Country Club Dr, Bldg. B - 203, Rancho Mirage, CA 92270-4126

Medicare enrollment

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

Medicare specialtyEMERGENCY MEDICINE
Medical schoolOTHER
Graduated 1971 (55 years in practice)
Group practice Eisenhower Medical Center — 459 clinicians
Accepts Medicare assignment Yes — accepts the Medicare-approved amount
Practice locations4 on file with Medicare

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