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

Mr. John A Crockett, MD

Individual provider Obstetrics & Gynecology Physician · NPI 1134221021

Mr. John A Crockett, MD is a Family Practice in Walnut Creek, California. Graduated from Saint Louis University School of Medicine in 1971, 55 years ago. Practices with John Muir Physician Network, a 486-clinician group, accepts Medicare assignment and offers telehealth. Licensed in California.

Years since qualifying
55
Trained at
Saint Louis University School of Medicine
Licensed in
CA
In the registry since
2006
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

240 La Casa Via Ste 100
Walnut Creek, CA 94598-4863
Phone: (925) 519-2866
Fax: (925) 692-5522
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Pin is approximate — placed at the ZIP-code centre, not the exact door.

Specialties & licences

Family Medicine Physician (primary) Taxonomy 207Q00000X · Licence G230620 (CA)
Obstetrics & Gynecology Physician Taxonomy 207V00000X · Licence G230620 (CA)

Record details

NPI number1134221021
Entity typeIndividual (Type 1)
GenderMale
Credentials MD
Sole proprietorNo
NPI enumeratedSeptember 2, 2006
Last updated in NPPESDecember 22, 2022
Certification dateDecember 22, 2022
Mailing address240 La Casa Via Ste 100, Walnut Creek, CA 94598-4863

Medicare enrollment

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

Medicare specialtyFAMILY PRACTICE
Also practisesOBSTETRICS/GYNECOLOGY
Medical schoolSAINT LOUIS UNIVERSITY SCHOOL OF MEDICINE
Graduated 1971 (55 years in practice)
Group practice John Muir Physician Network — 486 clinicians
Accepts Medicare assignment Yes — accepts the Medicare-approved amount
TelehealthOffers telehealth services

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