Paul Mazanec, M.D.
NPI 1831171081 · Gastroenterology Physician · Greenville, SC
Enrolled with Medicare as Practitioner - Gastroenterology · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Paul Mazanec, M.D. is a Gastroenterology Physician provider in Greenville, SC (NPI 1831171081).
Provider details
- NPI number
- 1831171081
- Entity type
- Individual
- Primary specialty
- Gastroenterology PhysicianAllopathic & Osteopathic Physicians
- Credential
- M.D.
- Sex
- Male
- Sole proprietor
- No
- License
- 13954 (SC)
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
2,310 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) |
|---|---|---|
| Pathology Examination of Tissue Using a Microscope, Intermediate Complexity88305 | 611 | $32 |
| Established Patient Office Or Other Outpatient Visit With Moderate Level of Decision Making, If Using Time, 30 Minutes Or More99214 | 521 | $118 |
| Special Stained Specimen Slides to Examine Tissue Including Interpretation and Report88313 | 310 | $63 |
| Special Stained Specimen Slides to Identify Organisms Including Interpretation and Report88312 | 222 | $77 |
| Biopsy of Large Bowel Using a Flexible Endoscope45380 | 138 | $141 |
| Biopsy of Esophagus, Stomach, And/Or Upper Small Bowel Using a Flexible Endoscope |
What this provider prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 27 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Omeprazole | 416 | 163 |
| Famotidine | 384 | 136 |
| Pantoprazole Sodium | 154 | 62 |
| Sucralfate | 76 | 34 |
| Peg3350/Sod Sulf,bicarb,cl/Kclbrand: Gavilyte-G | 61 | 61 |
| Dicyclomine Hcl | 43 | 15 |
| Ondansetronbrand: Ondansetron Odt | 39 | 22 |
Transparency — industry payments
Based on CMS Open Payments, 2024; not all care is captured.
$290 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
- 2005-11-15
- Last updated
- 2024-05-20
- Certified
- 2024-05-20
Frequently asked questions
- What is Paul Mazanec's NPI number?
- Paul Mazanec's National Provider Identifier (NPI) is 1831171081, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Paul Mazanec's specialty?
- Paul Mazanec is listed in the NPPES registry with a primary specialty of Gastroenterology Physician (Allopathic & Osteopathic Physicians).
- Where is Paul Mazanec located?
- Paul Mazanec's practice location on file with NPPES is 125 Halton Rd Ste 200, Greenville, SC 29607-3507.
- What is Paul Mazanec's phone number?
- The practice phone number listed in the NPPES registry for Paul Mazanec is (864) 232-7338.
- Does Paul Mazanec accept Medicare?
- Paul Mazanec is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Paul Mazanec's NPI active?
- Yes — Paul Mazanec's NPI (1831171081) is active in the NPPES registry as of the last update on 2024-05-20.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.