Michael Li
NPI 1508253303 · Gastroenterology Physician · San Francisco, CA
Enrolled with Medicare as Practitioner - Gastroenterology · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Michael Li is a Gastroenterology Physician provider in San Francisco, CA (NPI 1508253303).
Provider details
- NPI number
- 1508253303
- Entity type
- Individual
- Primary specialty
- Gastroenterology PhysicianAllopathic & Osteopathic Physicians
- Sex
- Male
- Sole proprietor
- No
- License
- A171722 (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
11 yrs in NPPES registry
- Profile completeness28% of score
100% of core fields populated
- Practice footprint17% of score
2 documented practice locations
- Medicare service volume (vs. specialty peers)28% of score
419 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) |
|---|---|---|
| Established Patient Office Or Other Outpatient Visit With High Level of Medical Decision Making, If Using Time, 40 Minutes Or More99215 | 150 | $162 |
| 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 | 116 | $19 |
| Moderate Sedation Services Provided By the Same Physician Or Other Qualified Health Care Professional Performing a Gastrointestinal Endoscopic Service That Sedation Supports, Requiring the Presence of an Independent Trained Observer to Assist in the MonitoG0500 | 44 | $6 |
| New Patient Office Or Other Outpatient Visit With a High Level of Medical Decision Making, If Using Time, 60 Minutes Or More99205 | 26 | $203 |
| Removal of Polyps Or Growths of Large Bowel Using an Endoscope With Mechanical Snare45385 |
What this provider prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 10 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Rifaximinbrand: Xifaxan | 52 | 11 |
| Furosemide | 50 | 14 |
| Spironolactone | 38 | 12 |
| Carvedilol | 21 | — |
| Mycophenolate Mofetil | 20 | — |
| Ursodiol | 15 | — |
| Tacrolimus | 15 | — |
| Azathioprine | 13 | — |
Practice location
Mailing address
Additional practice locations (1)
- 1 Gustave L Levy PlNew York, NY 10029-6504Phone: (212) 241-6500
Registry dates
- Enumerated
- 2015-04-20
- Last updated
- 2026-04-02
- Certified
- 2026-04-02
Frequently asked questions
- What is Michael Li's NPI number?
- Michael Li's National Provider Identifier (NPI) is 1508253303, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Michael Li's specialty?
- Michael Li is listed in the NPPES registry with a primary specialty of Gastroenterology Physician (Allopathic & Osteopathic Physicians).
- Where is Michael Li located?
- Michael Li's practice location on file with NPPES is 1001 Potrero Avenue, San Francisco, CA 94110-3518.
- What is Michael Li's phone number?
- The practice phone number listed in the NPPES registry for Michael Li is (628) 206-8823.
- Does Michael Li accept Medicare?
- Michael Li is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Michael Li's NPI active?
- Yes — Michael Li's NPI (1508253303) is active in the NPPES registry as of the last update on 2026-04-02.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.