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

Thomas Byron Alan, MD

Individual provider Family Medicine Physician · NPI 1235115635

Thomas Byron Alan, MD is an Internal Medicine in Davis, California. Graduated from Creighton University School of Medicine in 1996, 30 years ago. Practices with Regents of the University of California, a 563-clinician group, accepts Medicare assignment and offers telehealth. Licensed in California.

Years since qualifying
30
Trained at
Creighton University School of Medicine
Licensed in
CA
In the registry since
2005
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

2660 W Covell Blvd Ste A
Davis, CA 95616-5645
Phone: (530) 747-3000
Fax: (530) 747-3080
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Pin is approximate — placed at the ZIP-code centre, not the exact door.

Specialties & licences

Internal Medicine Physician (primary) Taxonomy 207R00000X · Licence A85006 (CA)
Family Medicine Physician Taxonomy 207Q00000X · Licence A08506 (CA)

Record details

NPI number1235115635
Entity typeIndividual (Type 1)
GenderMale
Credentials MD
Sole proprietorNo
NPI enumeratedDecember 16, 2005
Last updated in NPPESJune 12, 2020
Certification dateJune 12, 2020
Mailing address2660 W Covell Blvd, Suite A, Davis, CA 95616-5645

Medicare enrollment

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

Medicare specialtyINTERNAL MEDICINE
Medical schoolCREIGHTON UNIVERSITY SCHOOL OF MEDICINE
Graduated 1996 (30 years in practice)
Group practice Regents Of The University Of California — 563 clinicians
Accepts Medicare assignment Yes — accepts the Medicare-approved amount
TelehealthOffers telehealth services

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