Tonya Hoffman, M.D.
NPI 1588863096 · Family Medicine Physician · Santa Rosa, CA
Enrolled with Medicare as Practitioner - Family Practice · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Tonya Hoffman, M.D. is a Family Medicine Physician provider in Santa Rosa, CA (NPI 1588863096).
Provider details
- NPI number
- 1588863096
- Entity type
- Individual
- Primary specialty
- Family Medicine PhysicianAllopathic & Osteopathic Physicians
- Credential
- M.D.
- Sex
- Female
- Sole proprietor
- No
- License
- A102147 (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
18 yrs in NPPES registry
- Profile completeness28% of score
100% of core fields populated
- Practice footprint17% of score
1 documented practice location
- Medicare service volume (vs. specialty peers)28% of score
1,343 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) |
|---|---|---|
| Prolonged Office Or Other Outpatient Evaluation and Management Service(s) Beyond the Maximum Required Time of the Primary Procedure Which Has Been Selected Using Total Time on the Date of the Primary Service; Each Additional 15 Minutes By the Physician OrG2212 | 881 | $34 |
| Established Patient Office Or Other Outpatient Visit With High Level of Medical Decision Making, If Using Time, 40 Minutes Or More99215 | 310 | $195 |
| Online Digital Evaluation and Management Service for an Established Patient for Up to 7 Days, Total Time 11-20 Minutes99422 | 58 | $31 |
| Online Digital Evaluation and Management Service for an Established Patient for Up to 7 Days, Total Time 21 Or More Minutes99423 | 38 | $50 |
| Established Patient Office Or Other Outpatient Visit With Moderate Level of Decision Making, If Using Time, 30 Minutes Or More99214 | 35 | $139 |
What this provider prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 11 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Levothyroxine Sodium | 45 | 11 |
| Liothyronine Sodium | 31 | — |
| Atorvastatin Calcium | 24 | — |
| Hydrochlorothiazide | 22 | — |
| Amlodipine Besylate | 20 | — |
| Losartan Potassium | 18 | — |
| Lisinopril | 17 |
Practice location
Mailing address
Registry dates
- Enumerated
- 2007-07-13
- Last updated
- 2023-09-19
- Certified
- 2021-08-13
Frequently asked questions
- What is Tonya Hoffman's NPI number?
- Tonya Hoffman's National Provider Identifier (NPI) is 1588863096, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Tonya Hoffman's specialty?
- Tonya Hoffman is listed in the NPPES registry with a primary specialty of Family Medicine Physician (Allopathic & Osteopathic Physicians).
- Where is Tonya Hoffman located?
- Tonya Hoffman's practice location on file with NPPES is 1815 4th St, Santa Rosa, CA 95404-3202.
- What is Tonya Hoffman's phone number?
- The practice phone number listed in the NPPES registry for Tonya Hoffman is (707) 542-9644.
- Does Tonya Hoffman accept Medicare?
- Tonya Hoffman is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Tonya Hoffman's NPI active?
- Yes — Tonya Hoffman's NPI (1588863096) is active in the NPPES registry as of the last update on 2023-09-19.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.