Alisson Sombredero Sanchez, M.D
NPI 1932470978 · Internal Medicine Physician · San Francisco, CA
Enrolled with Medicare as Practitioner - Internal Medicine · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Alisson Sombredero Sanchez, M.D is a Internal Medicine Physician provider in San Francisco, CA (NPI 1932470978).
Provider details
- NPI number
- 1932470978
- Entity type
- Individual
- Primary specialty
- Internal Medicine PhysicianAllopathic & Osteopathic Physicians
- Credential
- M.D
- Sex
- Female
- Sole proprietor
- No
- License
- A119736 (CA)
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure25% of score
14 yrs in NPPES registry
- Profile completeness25% of score
100% of core fields populated
- Practice footprint15% of score
1 documented practice location
- Medicare service volume (vs. specialty peers)25% of score
166 Medicare services, 2024 (ranked within specialty)
- Open Payments transparency10% of score
Has Open Payments disclosures (2024)
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 .
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) |
|---|---|---|
| Established Patient Office Or Other Outpatient Visit With Moderate Level of Decision Making, If Using Time, 30 Minutes Or More99214 | 71 | $153 |
| Established Patient Office Or Other Outpatient Visit With High Level of Medical Decision Making, If Using Time, 40 Minutes Or More99215 | 50 | $214 |
| 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 | 30 | $19 |
| Established Patient Office Or Other Outpatient Visit With Low Level OD Decision Making, If Using Time, 20 Minutes Or More99213 | 15 | $110 |
Typical Medicare-allowed amounts for these services range $19–$214 (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 · 14 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Atorvastatin Calcium | 60 | 27 |
| Bictegrav/Emtricit/Tenofov Alabrand: Biktarvy | 39 | — |
| Amlodipine Besylate | 26 | 11 |
| Albuterol Sulfatebrand: Albuterol Sulfate Hfa | 25 | — |
| Lisinopril | 23 | 11 |
| Losartan Potassium | 20 | — |
Transparency — industry payments
Based on CMS Open Payments, 2024; not all care is captured.
$566 across 12 records (Open Payments 2024)
Open Payments discloses payments and transfers of value (meals, travel, consulting, research, royalties) from drug and device makers to providers. This is a transparency signal, not a verdict — such payments are legal and common, and their presence is neither an endorsement nor a criticism. Source: CMS Open Payments, program year 2024.
Practice location
Mailing address
Registry dates
- Enumerated
- 2012-01-23
- Last updated
- 2023-12-14
- Certified
- 2023-12-14
Frequently asked questions
- What is Alisson Sombredero Sanchez's NPI number?
- Alisson Sombredero Sanchez's National Provider Identifier (NPI) is 1932470978, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Alisson Sombredero Sanchez's specialty?
- Alisson Sombredero Sanchez is listed in the NPPES registry with a primary specialty of Internal Medicine Physician (Allopathic & Osteopathic Physicians).
- Where is Alisson Sombredero Sanchez located?
- Alisson Sombredero Sanchez's practice location on file with NPPES is 3838 California St, San Francisco, CA 94118-1522.
- What is Alisson Sombredero Sanchez's phone number?
- The practice phone number listed in the NPPES registry for Alisson Sombredero Sanchez is (415) 600-4900.
- Does Alisson Sombredero Sanchez accept Medicare?
- Alisson Sombredero Sanchez is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Alisson Sombredero Sanchez's NPI active?
- Yes — Alisson Sombredero Sanchez's NPI (1932470978) is active in the NPPES registry as of the last update on 2023-12-14.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.