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

Individual provider Family Medicine Physician · NPI 1720012107

Robert Hentz, MD is a Family Practice in Petaluma, California. Graduated from George Washington University School of Medicine in 1999, 27 years ago. Practices with Permanente Medical Group Inc, a 10,941-clinician group and accepts Medicare assignment. Licensed in California.

Years since qualifying
27
Trained at
George Washington University School 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

3900 Lakeville Hwy
Petaluma, CA 94954-5698
Phone: (707) 765-3597
Fax: (707) 765-3471
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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 C147601 (CA)

Record details

NPI number1720012107
Entity typeIndividual (Type 1)
GenderMale
Credentials MD
Sole proprietorNo
NPI enumeratedJuly 10, 2006
Last updated in NPPESAugust 12, 2024
Certification dateAugust 12, 2024
Mailing address3900 Lakeville Hwy, Petaluma, CA 94954-5698

Medicare enrollment

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

Medicare specialtyFAMILY PRACTICE
Medical schoolGEORGE WASHINGTON UNIVERSITY SCHOOL OF MEDICINE
Graduated 1999 (27 years in practice)
Group practice Permanente Medical Group Inc — 10941 clinicians
Accepts Medicare assignment Yes — accepts the Medicare-approved amount

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