Jennifer Katz, MD
NPI 1144454976 · Gastroenterology Physician · New York, NY
Enrolled with Medicare as Practitioner - Gastroenterology · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Jennifer Katz, MD is a Gastroenterology Physician provider in New York, NY (NPI 1144454976).
Provider details
- NPI number
- 1144454976
- Entity type
- Individual
- Primary specialty
- Gastroenterology PhysicianAllopathic & Osteopathic Physicians
- Credential
- MD
- Sex
- Female
- Sole proprietor
- No
- License
- 261083 (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
17 yrs in NPPES registry
- Profile completeness25% of score
100% of core fields populated
- Practice footprint15% of score
2 documented practice locations
- Medicare service volume (vs. specialty peers)25% of score
1,113 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) |
|---|---|---|
| Subsequent Hospital Care With Moderate Levelof Medical Decision Making, If Using Time, at Least 35 Minutes99232 | 410 | $86 |
| Initial Hospital Care With Moderate Level of Medical Decision Making, If Using Time, at Least 75 Minutes99223 | 235 | $188 |
| Established Patient Office Or Other Outpatient Visit With Moderate Level of Decision Making, If Using Time, 30 Minutes Or More99214 | 94 | $141 |
| Established Patient Office Or Other Outpatient Visit With Moderate Level of Decision Making, If Using Time, 30 Minutes Or More99214 | 77 | $103 |
| Insertion of Stomach Tube Using a Flexible Endoscope43246 | 72 | $220 |
| Initial Hospital Care With Straightforward Or Low-Level Medical Decision Making, If Using Time, at Least 55 Minutes |
What this provider prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 16 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Linaclotidebrand: Linzess | 68 | 12 |
| Omeprazole | 58 | 26 |
| 0.9 % Sodium Chloridebrand: Sodium Chloride | 45 | — |
| Pantoprazole Sodium | 39 | — |
| Sodium, Potassium,mag Sulfatesbrand: Sod Sulf-Potass Sulf-Mag Sulf | 32 | 32 |
| Loperamide Hclbrand: Loperamide | 29 | 11 |
| Famotidine |
Transparency — industry payments
Based on CMS Open Payments, 2024; not all care is captured.
$71 across 4 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
Additional practice locations (1)
- 111 E 210th StBronx, NY 10467-2401Phone: (718) 920-4321
Registry dates
- Enumerated
- 2009-05-07
- Last updated
- 2022-04-14
- Certified
- 2022-04-14
Frequently asked questions
- What is Jennifer Katz's NPI number?
- Jennifer Katz's National Provider Identifier (NPI) is 1144454976, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Jennifer Katz's specialty?
- Jennifer Katz is listed in the NPPES registry with a primary specialty of Gastroenterology Physician (Allopathic & Osteopathic Physicians).
- Where is Jennifer Katz located?
- Jennifer Katz's practice location on file with NPPES is 550 1st Ave, New York, NY 10016-6402.
- What is Jennifer Katz's phone number?
- The practice phone number listed in the NPPES registry for Jennifer Katz is (212) 263-7300.
- Does Jennifer Katz accept Medicare?
- Jennifer Katz is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Jennifer Katz's NPI active?
- Yes — Jennifer Katz's NPI (1144454976) is active in the NPPES registry as of the last update on 2022-04-14.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.