Howard Keschner, MD
NPI 1871551879 · Gastroenterology Physician · East Setauket, NY
Enrolled with Medicare as Practitioner - Gastroenterology · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Howard Keschner, MD is a Gastroenterology Physician provider in East Setauket, NY (NPI 1871551879).
Provider details
- NPI number
- 1871551879
- Entity type
- Individual
- Primary specialty
- Gastroenterology PhysicianAllopathic & Osteopathic Physicians
- Credential
- MD
- Sex
- Male
- Sole proprietor
- No
- License
- 194651 (NY)
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
2,055 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) |
|---|---|---|
| Stool Analysis for Blood, By Peroxidase Activity82272 | 431 | $4 |
| Established Patient Office Or Other Outpatient Visit With Moderate Level of Decision Making, If Using Time, 30 Minutes Or More99214 | 305 | $145 |
| Visit Complexity Inherent to Evaluation and Management Associated With Medical Care Services That Serve As the Continuing Focal Point for All Needed Health Care Services And/Or With Medical Care Services That Are Part of Ongoing Care Related to a Patient'SG2211 | 267 | $18 |
| Biopsy of Esophagus, Stomach, And/Or Upper Small Bowel Using a Flexible Endoscope43239 | 209 | $116 |
| Removal of Polyps Or Growths of Large Bowel Using an Endoscope With Mechanical Snare45385 | 195 | $283 |
What this provider prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 20 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Omeprazole | 428 | 141 |
| Dicyclomine Hcl | 179 | 58 |
| Sodium, Potassium,mag Sulfatesbrand: Sod Sulf-Potass Sulf-Mag Sulf | 146 | 145 |
| Famotidine | 90 | 29 |
| Pantoprazole Sodium | 74 | 27 |
| Escitalopram Oxalate | 60 | 24 |
| Linaclotidebrand: Linzess | 33 |
Transparency — industry payments
Based on CMS Open Payments, 2024; not all care is captured.
$387 across 19 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
- 2006-05-02
- Last updated
- 2012-09-20
Frequently asked questions
- What is Howard Keschner's NPI number?
- Howard Keschner's National Provider Identifier (NPI) is 1871551879, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Howard Keschner's specialty?
- Howard Keschner is listed in the NPPES registry with a primary specialty of Gastroenterology Physician (Allopathic & Osteopathic Physicians).
- Where is Howard Keschner located?
- Howard Keschner's practice location on file with NPPES is 3400 Nesconset Hwy, East Setauket, NY 11733-3327.
- What is Howard Keschner's phone number?
- The practice phone number listed in the NPPES registry for Howard Keschner is (631) 751-8700.
- Does Howard Keschner accept Medicare?
- Howard Keschner is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Howard Keschner's NPI active?
- Yes — Howard Keschner's NPI (1871551879) is active in the NPPES registry as of the last update on 2012-09-20.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.