Catherine Hirsch, M.D.
NPI 1598795171 · Gastroenterology Physician · Pascagoula, MS
Enrolled with Medicare as Practitioner - Gastroenterology · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Catherine Hirsch, M.D. is a Gastroenterology Physician provider in Pascagoula, MS (NPI 1598795171).
Provider details
- NPI number
- 1598795171
- Entity type
- Individual
- Primary specialty
- Gastroenterology PhysicianAllopathic & Osteopathic Physicians
- Credential
- M.D.
- Sex
- Female
- Sole proprietor
- No
- License
- 10285 (MS)
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
19 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
1,343 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) |
|---|---|---|
| Biopsy of Large Bowel Using a Flexible Endoscope45380 | 290 | $142 |
| Established Patient Office Or Other Outpatient Visit With Low Level OD Decision Making, If Using Time, 20 Minutes Or More99213 | 284 | $60 |
| Established Patient Office Or Other Outpatient Visit With Straightforward Medical Decision Making, If Using Time, 10 Minutes Or More99212 | 272 | $34 |
| Biopsy of Esophagus, Stomach, And/Or Upper Small Bowel Using a Flexible Endoscope43239 | 170 | $61 |
| Removal of Polyps Or Growths of Large Bowel Using an Endoscope With Mechanical Snare45385 | 72 | $226 |
What this provider prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 35 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Omeprazole | 658 | 168 |
| Pantoprazole Sodium | 333 | 84 |
| Sucralfate | 226 | 72 |
| Prochlorperazine Maleate | 220 | 217 |
| Famotidine | 139 | 29 |
| Dicyclomine Hcl | 136 | 43 |
| Linaclotidebrand: Linzess | 72 | 13 |
| Ondansetron Hcl |
Transparency — industry payments
Based on CMS Open Payments, 2024; not all care is captured.
$1,081 across 56 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
- 2006-07-03
- Last updated
- 2013-06-04
Frequently asked questions
- What is Catherine Hirsch's NPI number?
- Catherine Hirsch's National Provider Identifier (NPI) is 1598795171, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Catherine Hirsch's specialty?
- Catherine Hirsch is listed in the NPPES registry with a primary specialty of Gastroenterology Physician (Allopathic & Osteopathic Physicians).
- Where is Catherine Hirsch located?
- Catherine Hirsch's practice location on file with NPPES is 4511 Hospital St, Pascagoula, MS 39581-5336.
- What is Catherine Hirsch's phone number?
- The practice phone number listed in the NPPES registry for Catherine Hirsch is (228) 769-7791.
- Does Catherine Hirsch accept Medicare?
- Catherine Hirsch is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Catherine Hirsch's NPI active?
- Yes — Catherine Hirsch's NPI (1598795171) is active in the NPPES registry as of the last update on 2013-06-04.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.