Roberto Gonzalez, MD
NPI 1801970892 · Internal Medicine Physician · Petaluma, CA
Enrolled with Medicare as Practitioner - Internal Medicine · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Roberto Gonzalez, MD is a Internal Medicine Physician provider in Petaluma, CA (NPI 1801970892).
Provider details
- NPI number
- 1801970892
- Entity type
- Individual
- Primary specialty
- Internal Medicine PhysicianAllopathic & Osteopathic Physicians
- Credential
- MD
- Sex
- Male
- Sole proprietor
- No
- License
- A55065 (CA)
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure38% of score
19 yrs in NPPES registry
- Profile completeness38% of score
100% of core fields populated
- Practice footprint23% of score
1 documented practice location
Signals a provider has no public data for (e.g. Medicare claims) are left out of the score entirely — never counted as zero — so providers without that data are not penalized. See the full formula and weights in our methodology.
What this provider prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 136 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Atorvastatin Calcium | 563 | 186 |
| Levothyroxine Sodium | 460 | 133 |
| Hydrocodone/Acetaminophenbrand: Hydrocodone-Acetaminophen | 432 | 73 |
| Lisinopril | 365 | 123 |
| Amlodipine Besylate | 346 | 120 |
| Albuterol Sulfatebrand: Albuterol Sulfate Hfa | 217 |
Practice location
Mailing address
Registry dates
- Enumerated
- 2006-10-25
- Last updated
- 2021-12-03
Frequently asked questions
- What is Roberto Gonzalez's NPI number?
- Roberto Gonzalez's National Provider Identifier (NPI) is 1801970892, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Roberto Gonzalez's specialty?
- Roberto Gonzalez is listed in the NPPES registry with a primary specialty of Internal Medicine Physician (Allopathic & Osteopathic Physicians).
- Where is Roberto Gonzalez located?
- Roberto Gonzalez's practice location on file with NPPES is 3900 Lakeville Hwy, Petaluma, CA 94954-5698.
- What is Roberto Gonzalez's phone number?
- The practice phone number listed in the NPPES registry for Roberto Gonzalez is (707) 765-3900.
- Does Roberto Gonzalez accept Medicare?
- Roberto Gonzalez is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Roberto Gonzalez's NPI active?
- Yes — Roberto Gonzalez's NPI (1801970892) is active in the NPPES registry as of the last update on 2021-12-03.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.