Dr. Christopher Michael Rosenthal, DDS

Dr. Christopher Michael Rosenthal is a General Practice Dentistry provider (Dentist) practicing in Petaluma, CA, registered in the NPPES registry with NPI 1700075975 since 2007. The credential DDS stands for Doctor of Dental Surgery.

✓ Active NPI ✓ Valid NPI checksum Sole proprietor

NPI	1700075975
Entity type	Individual (Type 1)
Name	Dr. Christopher Michael Rosenthal
Credential	DDS
Sex	Male
Practice address	Petaluma, CA, 94954
Phone	7077639841
Fax	7077630956
Enumeration date	2007-10-23
Last updated in NPPES	2007-10-23

Street address withheld — NPPES sole-proprietor addresses can be home addresses. See our data policy.

Taxonomy & licenses

Taxonomy code	Specialty	Primary	License	State
1223G0001X	General Practice Dentistry	Primary	55296	CA

DDS — Doctor of Dental Surgery: A licensed dentist; DDS and DMD are equivalent dental degrees. About the DDS credential

Copy-ready billing details

Provider: Christopher Rosenthal, DDS
NPI: 1700075975
Taxonomy: 1223G0001X (General Practice Dentistry)
Address: Petaluma, CA, 94954

Other providers at this practice address

NPI	Name	Type	Specialty	Location
1497824627	Jack Miller	Individual	Neurology Physician	Petaluma, CA

Verify this record

Cross-check NPI 1700075975 against the authoritative CMS record: view Dr. Christopher Michael Rosenthal on the official NPPES registry .

What is an NPI number?

A National Provider Identifier (NPI) is a unique 10-digit number that CMS assigns to every U.S. healthcare provider and organization under HIPAA. Type 1 NPIs identify individual providers; Type 2 NPIs identify organizations. The NPI appears on insurance claims, prescriptions, and credentialing paperwork, and never changes — even if the provider moves or changes specialty. Read the full guide or validate an NPI number.

Frequently asked questions

Where does Christopher Rosenthal practice?

The practice location on file with NPPES is in Petaluma, CA. Providers can have multiple locations; NPPES lists the primary practice address.

What is the NPI number for Christopher Rosenthal?

The National Provider Identifier (NPI) for Christopher Rosenthal is 1700075975, a Type 1 (individual) record in the CMS NPPES registry.

Source: CMS NPPES (public data). Snapshot 2026-07-11. Provider record last updated 2007-10-23.