Robert Rosenzweig, MD
NPI 1073508818 · Gastroenterology Physician · Rhinebeck, NY
Enrolled with Medicare as Practitioner - Gastroenterology · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Robert Rosenzweig, MD is a Gastroenterology Physician provider in Rhinebeck, NY (NPI 1073508818).
Provider details
- NPI number
- 1073508818
- Entity type
- Individual
- Primary specialty
- Gastroenterology PhysicianAllopathic & Osteopathic Physicians
- Credential
- MD
- Sex
- Male
- Sole proprietor
- No
- License
- 172383 (NY)
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure28% of score
20 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
2,306 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 Low Level OD Decision Making, If Using Time, 20 Minutes Or More99213 | 608 | $99 |
| Subsequent Hospital Care With Straightforward Or Low Level of Medical Decision Making, Per Day, If Using Time, at Least 25 Minutes99231 | 503 | $53 |
| New Patient Office Or Other Outpatient Visit With Moderate Level of Medical Decision Making, If Using Time, 45 Minutes Or More99204 | 183 | $182 |
| Initial Hospital Care With Straightforward Or Low-Level Medical Decision Making, If Using Time, at Least 55 Minutes99222 | 168 | $140 |
| Biopsy of Esophagus, Stomach, And/Or Upper Small Bowel Using a Flexible Endoscope43239 | 147 | $112 |
| Removal of Polyps Or Growths of Large Bowel Using an Endoscope With Mechanical Snare |
What this provider prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 26 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Pantoprazole Sodium | 541 | 172 |
| Omeprazole | 397 | 116 |
| Famotidine | 306 | 94 |
| Dicyclomine Hcl | 116 | 56 |
| Linaclotidebrand: Linzess | 115 | 29 |
| Lansoprazole | 52 | 23 |
| Esomeprazole Magnesium | 48 | 14 |
| Mesalamine |
Practice location
Mailing address
Registry dates
- Enumerated
- 2005-09-19
- Last updated
- 2022-06-01
- Certified
- 2022-06-01
Frequently asked questions
- What is Robert Rosenzweig's NPI number?
- Robert Rosenzweig's National Provider Identifier (NPI) is 1073508818, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Robert Rosenzweig's specialty?
- Robert Rosenzweig is listed in the NPPES registry with a primary specialty of Gastroenterology Physician (Allopathic & Osteopathic Physicians).
- Where is Robert Rosenzweig located?
- Robert Rosenzweig's practice location on file with NPPES is 6511 Spring Brook Ave, Rhinebeck, NY 12572-3709.
- What is Robert Rosenzweig's phone number?
- The practice phone number listed in the NPPES registry for Robert Rosenzweig is (845) 876-4432.
- Does Robert Rosenzweig accept Medicare?
- Robert Rosenzweig is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Robert Rosenzweig's NPI active?
- Yes — Robert Rosenzweig's NPI (1073508818) is active in the NPPES registry as of the last update on 2022-06-01.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.