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

Individual provider Family Medicine Physician · NPI 1851336820

Dr. Thomas E Greely, MD is a Family Practice in Concord, California. Graduated from Ohio State University College of Medicine in 1989, 37 years ago. Practices with Seneca Healthcare District, a 22-clinician group and accepts Medicare assignment. Licensed in California.

Years since qualifying
37
Trained at
Ohio State University College of Medicine
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

2700 Grant St Ste 200
Concord, CA 94520-2266
Phone: (925) 677-0500
Fax: (925) 677-0519
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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 G74271 (CA)

Record details

NPI number1851336820
Entity typeIndividual (Type 1)
GenderMale
Credentials MD
Sole proprietorNo
NPI enumeratedJune 16, 2006
Last updated in NPPESMarch 25, 2014
Mailing addressDept 34929, P.O. Box 39000, San Francisco, CA 94139-0001

Medicare enrollment

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

Medicare specialtyFAMILY PRACTICE
Medical schoolOHIO STATE UNIVERSITY COLLEGE OF MEDICINE
Graduated 1989 (37 years in practice)
Group practice Seneca Healthcare District — 22 clinicians
Accepts Medicare assignment Yes — accepts the Medicare-approved amount
Practice locations6 on file with Medicare

Other providers in Concord