Mariusz Klin, MD, PHD
NPI 1457357006 · Gastroenterology Physician · Pensacola, FL
Enrolled with Medicare as Practitioner - Gastroenterology · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Mariusz Klin, MD, PHD is a Gastroenterology Physician provider in Pensacola, FL (NPI 1457357006).
Provider details
- NPI number
- 1457357006
- Entity type
- Individual
- Primary specialty
- Gastroenterology PhysicianAllopathic & Osteopathic Physicians
- Credential
- MD, PHD
- Sex
- Male
- Sole proprietor
- No
- License
- ME85851 (FL)
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
21 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
2,220 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 | 750 | $124 |
| Subsequent Hospital Care With Moderate Levelof Medical Decision Making, If Using Time, at Least 35 Minutes99232 | 461 | $77 |
| Biopsy of Esophagus, Stomach, And/Or Upper Small Bowel Using a Flexible Endoscope43239 | 261 | $72 |
| Complete Ultrasound Scan of Abdomen76700 | 192 | $110 |
| Biopsy of Large Bowel Using a Flexible Endoscope45380 | 151 | $154 |
| 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 · 41 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Pantoprazole Sodium | 878 | 373 |
| Metoclopramide Hcl | 463 | 417 |
| Promethazine Hcl | 346 | 326 |
| Omeprazole | 283 | 117 |
| Sodium Chloride/Nahco3/Kcl/Pegbrand: Peg 3350-Electrolyte | 272 | 260 |
| Famotidine | 249 | 109 |
| Sucralfate | 130 | 58 |
Transparency — industry payments
Based on CMS Open Payments, 2024; not all care is captured.
$24,616 across 51 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
- 2005-06-27
- Last updated
- 2026-02-20
- Certified
- 2026-02-20
Frequently asked questions
- What is Mariusz Klin's NPI number?
- Mariusz Klin's National Provider Identifier (NPI) is 1457357006, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Mariusz Klin's specialty?
- Mariusz Klin is listed in the NPPES registry with a primary specialty of Gastroenterology Physician (Allopathic & Osteopathic Physicians).
- Where is Mariusz Klin located?
- Mariusz Klin's practice location on file with NPPES is 5151 N 9th Ave, Pensacola, FL 32504-8721.
- What is Mariusz Klin's phone number?
- The practice phone number listed in the NPPES registry for Mariusz Klin is (850) 416-7000.
- Does Mariusz Klin accept Medicare?
- Mariusz Klin is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Mariusz Klin's NPI active?
- Yes — Mariusz Klin's NPI (1457357006) is active in the NPPES registry as of the last update on 2026-02-20.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.