Robert Wirth, M.D.
NPI 1396786547 · Diagnostic Radiology Physician · Novato, CA
Enrolled with Medicare as Practitioner - Diagnostic Radiology · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Robert Wirth, M.D. is a Diagnostic Radiology Physician provider in Novato, CA (NPI 1396786547).
Provider details
- NPI number
- 1396786547
- Entity type
- Individual
- Primary specialty
- Diagnostic Radiology PhysicianAllopathic & Osteopathic Physicians
- Credential
- M.D.
- Sex
- Male
- Sole proprietor
- No
- License
- G55313 (CA)
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure28% of score
20 yrs in NPPES registry
- Profile completeness28% of score
100% of core fields populated
- Practice footprint17% of score
3 documented practice locations
- Medicare service volume (vs. specialty peers)28% of score
3,684 Medicare services, 2024 (ranked within specialty)
Medicare volume is ranked against active providers in the same specialty. 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 does (Medicare)
Based on Medicare fee-for-service claims, 2024; not all care is captured.
| Service (HCPCS) | Medicare services | Typical Medicare-allowed (2024) |
|---|---|---|
| X-Ray of Chest, 1 View71045 | 737 | $10 |
| Ct Scan of Abdomen and Pelvis With Contrast74177 | 377 | $102 |
| Ct Scan Head Or Brain Without Contrast70450 | 371 | $46 |
| Ct Scan of Chest With Contrast71260 | 222 | $63 |
| Ct Scan of Chest Without Contrast71250 | 186 | $60 |
| Ct Scan of Upper Spine Without Contrast72125 | 164 | $55 |
| Ct Scan of Blood Vessels of Chest With Contrast |
Practice location
Mailing address
Additional practice locations (2)
- 250 Bon Air RdGreenbrae, CA 94904-1702Phone: (415) 925-7301Fax: (415) 925-7317
- 347 Andrieux StSonoma, CA 95476-6811Phone: (707) 935-5235Fax: (707) 935-5438
Registry dates
- Enumerated
- 2006-06-09
- Last updated
- 2020-09-23
- Certified
- 2020-09-23
Frequently asked questions
- What is Robert Wirth's NPI number?
- Robert Wirth's National Provider Identifier (NPI) is 1396786547, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Robert Wirth's specialty?
- Robert Wirth is listed in the NPPES registry with a primary specialty of Diagnostic Radiology Physician (Allopathic & Osteopathic Physicians).
- Where is Robert Wirth located?
- Robert Wirth's practice location on file with NPPES is 180 Rowland Way, Novato, CA 94945-5009.
- What is Robert Wirth's phone number?
- The practice phone number listed in the NPPES registry for Robert Wirth is (415) 209-1500.
- Does Robert Wirth accept Medicare?
- Robert Wirth is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Robert Wirth's NPI active?
- Yes — Robert Wirth's NPI (1396786547) is active in the NPPES registry as of the last update on 2020-09-23.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.