Tracy Jonelis, MD
NPI 1942372776 · Nephrology Physician · San Francisco, CA
Enrolled with Medicare as Practitioner - Nephrology · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Tracy Jonelis, MD is a Nephrology Physician provider in San Francisco, CA (NPI 1942372776).
Provider details
- NPI number
- 1942372776
- Entity type
- Individual
- Primary specialty
- Nephrology PhysicianAllopathic & Osteopathic Physicians
- Credential
- MD
- Sex
- Female
- Sole proprietor
- No
- License
- A72460 (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 · 22 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Amlodipine Besylate | 74 | 29 |
| Losartan Potassium | 72 | 29 |
| Atorvastatin Calcium | 70 | 22 |
| Allopurinol | 49 | 16 |
| Carvedilol | 40 | 16 |
| Tamsulosin Hcl | 37 | 13 |
| Sevelamer Carbonate | 36 | 19 |
Practice location
Mailing address
Registry dates
- Enumerated
- 2006-11-15
- Last updated
- 2022-01-10
Frequently asked questions
- What is Tracy Jonelis's NPI number?
- Tracy Jonelis's National Provider Identifier (NPI) is 1942372776, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Tracy Jonelis's specialty?
- Tracy Jonelis is listed in the NPPES registry with a primary specialty of Nephrology Physician (Allopathic & Osteopathic Physicians).
- Where is Tracy Jonelis located?
- Tracy Jonelis's practice location on file with NPPES is 2200 Ofarrell St, San Francisco, CA 94115-3357.
- What is Tracy Jonelis's phone number?
- The practice phone number listed in the NPPES registry for Tracy Jonelis is (415) 833-2000.
- Does Tracy Jonelis accept Medicare?
- Tracy Jonelis is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Tracy Jonelis's NPI active?
- Yes — Tracy Jonelis's NPI (1942372776) is active in the NPPES registry as of the last update on 2022-01-10.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.