Jessica Ristau, M.D.
NPI 1174987960 · Internal Medicine Physician · San Francisco, CA
Enrolled with Medicare as Practitioner - Internal Medicine · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Jessica Ristau, M.D. is a Internal Medicine Physician provider in San Francisco, CA (NPI 1174987960).
Provider details
- NPI number
- 1174987960
- Entity type
- Individual
- Primary specialty
- Internal Medicine PhysicianAllopathic & Osteopathic Physicians
- Credential
- M.D.
- Sex
- Female
- Sole proprietor
- No
- License
- A151989 (CA)
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Allopathic & Osteopathic Physicians
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure28% of score
10 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
594 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) |
|---|---|---|
| Visit Complexity Inherent to Evaluation and Management Associated With Medical Care Services That Serve As the Continuing Focal Point for All Needed Health Care Services And/Or With Medical Care Services That Are Part of Ongoing Care Related to a Patient'SG2211 | 272 | $19 |
| Established Patient Office Or Other Outpatient Visit With Moderate Level of Decision Making, If Using Time, 30 Minutes Or More99214 | 173 | $109 |
| Established Patient Office Or Other Outpatient Visit With High Level of Medical Decision Making, If Using Time, 40 Minutes Or More99215 | 129 | $161 |
| Established Patient Office Or Other Outpatient Visit With Low Level OD Decision Making, If Using Time, 20 Minutes Or More99213 | 20 | $74 |
Typical Medicare-allowed amounts for these services range $19–$161 (2024). The Medicare-allowed amount is what Medicare recognizes for a service under fee-for-service — a reference figure for 2024, not a price quote and not what you would be billed. Medicare Part B covers roughly an eighth of all NPIs (65+ skew); services with fewer than 11 beneficiaries are suppressed by CMS. Source: CMS Medicare Physician & Other Practitioners, by Provider & Service.
What this provider prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 37 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Atorvastatin Calcium | 123 | 45 |
| Amlodipine Besylate | 89 | 31 |
| Losartan Potassium | 42 | 14 |
| Albuterol Sulfatebrand: Albuterol Sulfate Hfa | 38 | 12 |
| Alendronate Sodium | 35 | — |
| Trazodone Hcl | 34 | 12 |
| Pantoprazole Sodium |
Practice location
Mailing address
Registry dates
- Enumerated
- 2016-04-08
- Last updated
- 2026-04-03
- Certified
- 2026-04-03
Frequently asked questions
- What is Jessica Ristau's NPI number?
- Jessica Ristau's National Provider Identifier (NPI) is 1174987960, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Jessica Ristau's specialty?
- Jessica Ristau is listed in the NPPES registry with a primary specialty of Internal Medicine Physician (Allopathic & Osteopathic Physicians).
- Where is Jessica Ristau located?
- Jessica Ristau's practice location on file with NPPES is Zuckerberg San Francisco General, San Francisco, CA 94110.
- What is Jessica Ristau's phone number?
- The practice phone number listed in the NPPES registry for Jessica Ristau is (415) 476-4082.
- Does Jessica Ristau accept Medicare?
- Jessica Ristau is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Jessica Ristau's NPI active?
- Yes — Jessica Ristau's NPI (1174987960) is active in the NPPES registry as of the last update on 2026-04-03.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.