Tina Tonnu, M.D.
NPI 1790759827 · Psychiatry Physician · Walnut Creek, CA
Enrolled with Medicare as Practitioner - Psychiatry · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Tina Tonnu, M.D. is a Psychiatry Physician provider in Walnut Creek, CA (NPI 1790759827).
Provider details
- NPI number
- 1790759827
- Entity type
- Individual
- Primary specialty
- Psychiatry PhysicianAllopathic & Osteopathic Physicians
- Credential
- M.D.
- Sex
- Female
- Sole proprietor
- No
- License
- A88767 (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
20 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 · 29 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Quetiapine Fumarate | 134 | 33 |
| Sertraline Hcl | 128 | 49 |
| Lorazepam | 90 | 19 |
| Gabapentin | 89 | 24 |
| Fluoxetine Hcl | 58 | 17 |
| Lamotrigine | 58 | 19 |
| Buspirone Hcl | 50 | 13 |
Practice location
Mailing address
Registry dates
- Enumerated
- 2006-02-15
- Last updated
- 2021-12-09
Frequently asked questions
- What is Tina Tonnu's NPI number?
- Tina Tonnu's National Provider Identifier (NPI) is 1790759827, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Tina Tonnu's specialty?
- Tina Tonnu is listed in the NPPES registry with a primary specialty of Psychiatry Physician (Allopathic & Osteopathic Physicians).
- Where is Tina Tonnu located?
- Tina Tonnu's practice location on file with NPPES is 710 S Broadway, Walnut Creek, CA 94596-5294.
- What is Tina Tonnu's phone number?
- The practice phone number listed in the NPPES registry for Tina Tonnu is (925) 295-5210.
- Does Tina Tonnu accept Medicare?
- Tina Tonnu is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Tina Tonnu's NPI active?
- Yes — Tina Tonnu's NPI (1790759827) is active in the NPPES registry as of the last update on 2021-12-09.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.