Maxwell Chait, M.D.
NPI 1881679736 · Gastroenterology Physician · Hartsdale, NY
Enrolled with Medicare as Practitioner - Gastroenterology · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Maxwell Chait, M.D. is a Gastroenterology Physician provider in Hartsdale, NY (NPI 1881679736).
Provider details
- NPI number
- 1881679736
- Entity type
- Individual
- Primary specialty
- Gastroenterology PhysicianAllopathic & Osteopathic Physicians
- Credential
- M.D.
- Sex
- Male
- Sole proprietor
- No
- License
- 116549 (NY)
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 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
2,046 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) |
|---|---|---|
| Established Patient Office Or Other Outpatient Visit With Moderate Level of Decision Making, If Using Time, 30 Minutes Or More99214 | 520 | $152 |
| Insertion of Needle Into Vein for Collection of Blood Sample36415 | 515 | $9 |
| Established Patient Office Or Other Outpatient Visit With Low Level OD Decision Making, If Using Time, 20 Minutes Or More99213 | 264 | $109 |
| Routine Electrocardiogram (ecg) Using at Least 12 Leads With Interpretation and Report93000 | 191 | $17 |
| Annual Wellness Visit, Includes a Personalized Prevention Plan of Service (pps), Subsequent VisitG0439 | 158 | $159 |
| Biopsy of Large Bowel Using a Flexible Endoscope |
What this provider prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 94 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Pantoprazole Sodium | 568 | 219 |
| Atorvastatin Calcium | 277 | 84 |
| Amlodipine Besylate | 270 | 82 |
| Omeprazole | 228 | 71 |
| Losartan Potassium | 182 | 61 |
| Lisinopril | 182 | 55 |
| Levothyroxine Sodium |
Transparency — industry payments
Based on CMS Open Payments, 2024; not all care is captured.
$22,275 across 24 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
- 2005-12-14
- Last updated
- 2021-05-24
- Certified
- 2021-05-24
Frequently asked questions
- What is Maxwell Chait's NPI number?
- Maxwell Chait's National Provider Identifier (NPI) is 1881679736, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Maxwell Chait's specialty?
- Maxwell Chait is listed in the NPPES registry with a primary specialty of Gastroenterology Physician (Allopathic & Osteopathic Physicians).
- Where is Maxwell Chait located?
- Maxwell Chait's practice location on file with NPPES is 180 E Hartsdale Ave, Hartsdale, NY 10530-3544.
- What is Maxwell Chait's phone number?
- The practice phone number listed in the NPPES registry for Maxwell Chait is (914) 725-2010.
- Does Maxwell Chait accept Medicare?
- Maxwell Chait is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Maxwell Chait's NPI active?
- Yes — Maxwell Chait's NPI (1881679736) is active in the NPPES registry as of the last update on 2021-05-24.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.