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

David Allen Chappell, MD

Individual provider Endocrinology, Diabetes & Metabolism Physician · NPI 1598732463

David Allen Chappell, MD is an Endocrinology in Petaluma, California. Graduated from University of Texas Southwestern Medical School at Dallas in 1979, 47 years ago. Practices as a sole proprietor, accepts Medicare assignment and offers telehealth. Licensed in California.

Years since qualifying
47
Trained at
University of Texas Southwestern Medical School at Dallas
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

141 Lynch Creek Way Ste A
Petaluma, CA 94954
Phone: (707) 762-0001
Fax: (707) 765-0666
Show map & directions

Pin is approximate — placed at the ZIP-code centre, not the exact door.

Specialties & licences

Endocrinology, Diabetes & Metabolism Physician (primary) Taxonomy 207RE0101X · Licence C40326 (CA)

Record details

NPI number1598732463
Entity typeIndividual (Type 1)
GenderMale
Credentials MD
Sole proprietorYes
NPI enumeratedMarch 1, 2006
Last updated in NPPESJuly 16, 2010
Mailing address141 Lynch Creek Way, Suite A, Petaluma, CA 94954

Medicare enrollment

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

Medicare specialtyENDOCRINOLOGY
Medical schoolUNIVERSITY OF TEXAS SOUTHWESTERN MEDICAL SCHOOL AT DALLAS
Graduated 1979 (47 years in practice)
Accepts Medicare assignment Yes — accepts the Medicare-approved amount
TelehealthOffers telehealth services
Practice locations2 on file with Medicare

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