Niaz Usman, M.D.
NPI 1588639777 · Gastroenterology Physician · Beavercreek, OH
Enrolled with Medicare as Practitioner - Gastroenterology · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Niaz Usman, M.D. is a Gastroenterology Physician provider in Beavercreek, OH (NPI 1588639777).
Provider details
- NPI number
- 1588639777
- Entity type
- Individual
- Primary specialty
- Gastroenterology PhysicianAllopathic & Osteopathic Physicians
- Credential
- M.D.
- Sex
- Male
- Sole proprietor
- No
- License
- 35066544 (OH)
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
5 documented practice locations
- Medicare service volume (vs. specialty peers)25% of score
1,106 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 | 187 | $120 |
| Removal of Polyps Or Growths of Large Bowel Using an Endoscope With Mechanical Snare45385 | 123 | $237 |
| Chronic Care Management Services, First 20 Minutes of Clinical Staff Time Directed By Health Care Professional, Per Calendar Month99490 | 121 | $59 |
| Established Patient Office Or Other Outpatient Visit With Low Level OD Decision Making, If Using Time, 20 Minutes Or More99213 | 107 | $86 |
| New Patient Office Or Other Outpatient Visit With Moderate Level of Medical Decision Making, If Using Time, 45 Minutes Or More99204 | 100 | $157 |
| Principal Care Management Services for a Single High-Risk Disease, First 30 Minutes of Clinical Staff Time Directed By Health Care Professional, Per Calendar Month |
What this provider prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 33 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Pantoprazole Sodium | 284 | 92 |
| Omeprazole | 162 | 52 |
| Famotidine | 95 | 33 |
| Sod Picosulf/Mag Ox/Citric Acbrand: Clenpiq | 88 | 87 |
| Esomeprazole Magnesium | 71 | 27 |
| Peg3350/Sod Sulf,bicarb,cl/Kclbrand: Gavilyte-G | 67 | 66 |
| Dicyclomine Hcl | 53 | 14 |
Transparency — industry payments
Based on CMS Open Payments, 2024; not all care is captured.
$337 across 17 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 (4)
- 4439 State Route 159 Ste 210Chillicothe, OH 45601-8207Phone: (740) 779-8700
- 4200 Indian Ripple RdDayton, OH 45440-3248Phone: (937) 320-5050
- 9000 N Main St Ste 405Englewood, OH 45415-1170Phone: (937) 320-5050
- 415 Byers Rd Ste 100Miamisburg, OH 45342-3684Phone: (937) 320-5050
Registry dates
- Enumerated
- 2006-02-21
- Last updated
- 2026-02-09
- Certified
- 2026-02-09
Frequently asked questions
- What is Niaz Usman's NPI number?
- Niaz Usman's National Provider Identifier (NPI) is 1588639777, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Niaz Usman's specialty?
- Niaz Usman is listed in the NPPES registry with a primary specialty of Gastroenterology Physician (Allopathic & Osteopathic Physicians).
- Where is Niaz Usman located?
- Niaz Usman's practice location on file with NPPES is 75 Sylvania Dr, Beavercreek, OH 45440-3237.
- What is Niaz Usman's phone number?
- The practice phone number listed in the NPPES registry for Niaz Usman is (937) 320-5050.
- Does Niaz Usman accept Medicare?
- Niaz Usman is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Niaz Usman's NPI active?
- Yes — Niaz Usman's NPI (1588639777) is active in the NPPES registry as of the last update on 2026-02-09.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.