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

Dr. Mark William Ralph, MD

Individual provider Family Medicine Physician · NPI 1730600388

Dr. Mark William Ralph, MD is a Family Practice in Los Angeles, California. Qualified in 2017, 9 years ago. Practices with St John's Community Health, a 148-clinician group, works from 2 locations and accepts Medicare assignment. Licensed in California and Michigan.

Years since qualifying
9
Licensed in
CA, MI
In the registry since
2017
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

808 W 58th St
Los Angeles, CA 90037-3632
Phone: (323) 541-1411
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Pin is approximate — placed at the ZIP-code centre, not the exact door.

Additional practice locations (1)

  • 1 Genesys Pkwy, Grand Blanc, MI 48439-8065 — (810) 606-5126

Specialties & licences

Family Medicine Physician (primary) Taxonomy 207Q00000X · Licence 169633 (CA)
Family Medicine Physician Taxonomy 207Q00000X · Licence 4301113221 (MI)

Record details

NPI number1730600388
Entity typeIndividual (Type 1)
GenderMale
Credentials MD
Sole proprietorNo
NPI enumeratedJuly 5, 2017
Last updated in NPPESAugust 12, 2020
Certification dateAugust 12, 2020

Medicare enrollment

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

Medicare specialtyFAMILY PRACTICE
Medical schoolOTHER
Graduated 2017 (9 years in practice)
Group practice St. John'S Community Health — 148 clinicians
Accepts Medicare assignment Yes — accepts the Medicare-approved amount

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