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

Karine Hajyan, DO

Individual provider Obstetrics & Gynecology Physician · NPI 1154644425

Karine Hajyan, DO is an Obstetrics/Gynecology in Lafayette, California. Graduated from Lake Erie College of Osteopathic Medicine, Erie in 2007, 19 years ago. Practices with John Muir Physician Network, a 486-clinician group and offers telehealth. Licensed in California.

Years since qualifying
19
Trained at
Lake Erie College of Osteopathic Medicine, Erie
Licensed in
CA
In the registry since
2010
What do these letters mean?
DO — Doctor of Osteopathic Medicine
A fully licensed physician, trained like an MD with additional musculoskeletal training. Equivalent practice rights in all 50 states.

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Practice location Address checks out

970 Dewing Ave Ste 301
Lafayette, CA 94549-4284
Phone: (925) 385-7023
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Pin is approximate — placed at the ZIP-code centre, not the exact door.

Specialties & licences

Obstetrics & Gynecology Physician (primary) Taxonomy 207V00000X · Licence 20A12220 (CA)

Record details

NPI number1154644425
Entity typeIndividual (Type 1)
GenderFemale
Credentials DO
Sole proprietorNo
NPI enumeratedMarch 1, 2010
Last updated in NPPESAugust 2, 2026
Certification dateAugust 2, 2026
Mailing address970 Dewing Ave Ste 301, Lafayette, CA 94549-4284

Medicare enrollment

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

Medicare specialtyOBSTETRICS/GYNECOLOGY
Medical schoolLAKE ERIE COLLEGE OF OSTEOPATHIC MEDICINE, ERIE
Graduated 2007 (19 years in practice)
Group practice John Muir Physician Network — 486 clinicians
Accepts Medicare assignment Not indicated
TelehealthOffers telehealth services
Practice locations2 on file with Medicare

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