Chaim Anfang, M.D.
NPI 1346343837 · Gastroenterology Physician · New Hyde Park, NY
Enrolled with Medicare as Practitioner - Gastroenterology · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Chaim Anfang, M.D. is a Gastroenterology Physician provider in New Hyde Park, NY (NPI 1346343837).
Provider details
- NPI number
- 1346343837
- Entity type
- Individual
- Primary specialty
- Gastroenterology PhysicianAllopathic & Osteopathic Physicians
- Credential
- M.D.
- Sex
- Male
- Sole proprietor
- No
- License
- 137155 (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
19 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
716 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 Moderate Level of Decision Making, If Using Time, 30 Minutes Or More99214 | 382 | $147 |
| New Patient Office Or Other Outpatient Visit With Moderate Level of Medical Decision Making, If Using Time, 45 Minutes Or More99204 | 78 | $192 |
| Established Patient Office Or Other Outpatient Visit With Low Level OD Decision Making, If Using Time, 20 Minutes Or More99213 | 61 | $106 |
| Biopsy of Esophagus, Stomach, And/Or Upper Small Bowel Using a Flexible Endoscope43239 | 50 | $108 |
| Biopsy of Large Bowel Using a Flexible Endoscope45380 | 30 | $174 |
| Diagnostic Exam of Large Bowel Using a Flexible Endoscope |
What this provider prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 29 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Famotidine | 370 | 125 |
| Omeprazole | 249 | 88 |
| Pantoprazole Sodium | 214 | 78 |
| Metoclopramide Hcl | 54 | 20 |
| Sucralfate | 52 | 20 |
| Sodium, Potassium,mag Sulfatesbrand: Sod Sulf-Potass Sulf-Mag Sulf | 44 | 43 |
| Lipase/Protease/Amylasebrand: Creon | 44 | 20 |
Practice location
Mailing address
Registry dates
- Enumerated
- 2006-09-07
- Last updated
- 2015-09-24
Frequently asked questions
- What is Chaim Anfang's NPI number?
- Chaim Anfang's National Provider Identifier (NPI) is 1346343837, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Chaim Anfang's specialty?
- Chaim Anfang is listed in the NPPES registry with a primary specialty of Gastroenterology Physician (Allopathic & Osteopathic Physicians).
- Where is Chaim Anfang located?
- Chaim Anfang's practice location on file with NPPES is 3003 New Hyde Park Rd, New Hyde Park, NY 11042-1214.
- What is Chaim Anfang's phone number?
- The practice phone number listed in the NPPES registry for Chaim Anfang is (516) 352-0022.
- Does Chaim Anfang accept Medicare?
- Chaim Anfang is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Chaim Anfang's NPI active?
- Yes — Chaim Anfang's NPI (1346343837) is active in the NPPES registry as of the last update on 2015-09-24.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.