Richard Zirin, M.D.
NPI 1548267883 · Gastroenterology Physician · Newburyport, MA
Enrolled with Medicare as Practitioner - Gastroenterology · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Richard Zirin, M.D. is a Gastroenterology Physician provider in Newburyport, MA (NPI 1548267883).
Provider details
- NPI number
- 1548267883
- Entity type
- Individual
- Primary specialty
- Gastroenterology PhysicianAllopathic & Osteopathic Physicians
- Credential
- M.D.
- Sex
- Male
- Sole proprietor
- No
- License
- 52040 (MA)
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
20 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
246 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) |
|---|---|---|
| Removal of Polyps Or Growths of Large Bowel Using an Endoscope With Mechanical Snare45385 | 47 | $248 |
| Colorectal Cancer Screening; Colonoscopy on Individual at High RiskG0105 | 45 | $174 |
| Biopsy of Esophagus, Stomach, And/Or Upper Small Bowel Using a Flexible Endoscope43239 | 44 | $94 |
| Initial Hospital Care With Straightforward Or Low-Level Medical Decision Making, If Using Time, at Least 55 Minutes99222 | 27 | $129 |
| Biopsy of Large Bowel Using a Flexible Endoscope45380 | 24 | $129 |
What this provider prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 7 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Omeprazole | 168 | 53 |
| Linaclotidebrand: Linzess | 46 | — |
| Pantoprazole Sodium | 42 | 12 |
| Lipase/Protease/Amylasebrand: Creon | 18 | — |
| Peg3350/Sod Sulf,bicarb,cl/Kclbrand: Gavilyte-G | 15 | 15 |
| Lipase/Protease/Amylasebrand: Zenpep | 12 | — |
| Dexlansoprazolebrand: Dexlansoprazole Dr |
Transparency — industry payments
Based on CMS Open Payments, 2024; not all care is captured.
$205 across 8 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
- 2005-07-01
- Last updated
- 2021-06-16
- Certified
- 2021-06-16
Frequently asked questions
- What is Richard Zirin's NPI number?
- Richard Zirin's National Provider Identifier (NPI) is 1548267883, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Richard Zirin's specialty?
- Richard Zirin is listed in the NPPES registry with a primary specialty of Gastroenterology Physician (Allopathic & Osteopathic Physicians).
- Where is Richard Zirin located?
- Richard Zirin's practice location on file with NPPES is 255 Low St Ste 201, Newburyport, MA 01950-3596.
- What is Richard Zirin's phone number?
- The practice phone number listed in the NPPES registry for Richard Zirin is (978) 465-4622.
- Does Richard Zirin accept Medicare?
- Richard Zirin is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Richard Zirin's NPI active?
- Yes — Richard Zirin's NPI (1548267883) is active in the NPPES registry as of the last update on 2021-06-16.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.