Roger Sands, MD
NPI 1659799088 · Gastroenterology Physician · Stanford, CA
Enrolled with Medicare as Practitioner - Gastroenterology · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Roger Sands, MD is a Gastroenterology Physician provider in Stanford, CA (NPI 1659799088).
Provider details
- NPI number
- 1659799088
- Entity type
- Individual
- Primary specialty
- Gastroenterology PhysicianAllopathic & Osteopathic Physicians
- Credential
- MD
- Sex
- Male
- Sole proprietor
- No
- License
- A187059 (CA)
Specialties & taxonomies
Allopathic & Osteopathic Physicians
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
12 yrs in NPPES registry
- Profile completeness28% of score
100% of core fields populated
- Practice footprint17% of score
3 documented practice locations
- Medicare service volume (vs. specialty peers)28% of score
368 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) |
|---|---|---|
| Subsequent Hospital Care With Moderate Levelof Medical Decision Making, If Using Time, at Least 50 Minutes99233 | 96 | $140 |
| Established Patient Office Or Other Outpatient Visit With High Level of Medical Decision Making, If Using Time, 40 Minutes Or More99215 | 72 | $206 |
| Measurement of Liver Stiffness91200 | 27 | $12 |
| Initial Hospital Care With Moderate Level of Medical Decision Making, If Using Time, at Least 75 Minutes99223 | 27 | $204 |
| Initial Hospital Care With Straightforward Or Low-Level Medical Decision Making, If Using Time, at Least 55 Minutes99222 | 25 | $153 |
| Established Patient Office Or Other Outpatient Visit With Moderate Level of Decision Making, If Using Time, 30 Minutes Or More99214 |
What this provider prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 9 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Tacrolimus | 55 | 12 |
| Ursodiol | 45 | — |
| Pantoprazole Sodium | 43 | — |
| Mycophenolate Mofetil | 23 | — |
| Prednisone | 21 | — |
| Tenofovir Alafenamidebrand: Vemlidy | 21 | — |
| Atorvastatin Calcium | 13 | — |
Practice location
Mailing address
Additional practice locations (2)
- 200 1st St SwRochester, MN 55905-0001Phone: (507) 284-2511
- 200 Lothrop StreetUpmc Puh, C-Wing, Mezzanine LevelPittsburgh, PA 15213Phone: (412) 692-4700
Registry dates
- Enumerated
- 2014-04-02
- Last updated
- 2024-04-16
- Certified
- 2024-04-16
Frequently asked questions
- What is Roger Sands's NPI number?
- Roger Sands's National Provider Identifier (NPI) is 1659799088, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Roger Sands's specialty?
- Roger Sands is listed in the NPPES registry with a primary specialty of Gastroenterology Physician (Allopathic & Osteopathic Physicians).
- Where is Roger Sands located?
- Roger Sands's practice location on file with NPPES is 300 Pasteur Dr, Stanford, CA 94305-2200.
- What is Roger Sands's phone number?
- The practice phone number listed in the NPPES registry for Roger Sands is (650) 723-4000.
- Does Roger Sands accept Medicare?
- Roger Sands is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Roger Sands's NPI active?
- Yes — Roger Sands's NPI (1659799088) is active in the NPPES registry as of the last update on 2024-04-16.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.