Muhammad Nyazee, MD
NPI 1952494932 · Gastroenterology Physician · Saint Louis, MO
Enrolled with Medicare as Practitioner - Gastroenterology · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Muhammad Nyazee, MD is a Gastroenterology Physician provider in Saint Louis, MO (NPI 1952494932).
Provider details
- NPI number
- 1952494932
- Entity type
- Individual
- Primary specialty
- Gastroenterology PhysicianAllopathic & Osteopathic Physicians
- Credential
- MD
- Sex
- Male
- Sole proprietor
- No
- License
- R3C90 (MO)
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure28% of score
19 yrs in NPPES registry
- Profile completeness28% of score
100% of core fields populated
- Practice footprint17% of score
1 documented practice location
- Medicare service volume (vs. specialty peers)28% of score
139 Medicare services, 2024 (ranked within specialty)
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 methodology.
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 | 54 | $124 |
| Initial Hospital Care With Straightforward Or Low Level of Medical Decision Making, Per Day, If Using Time, at Least 40 Minutes99221 | 36 | $81 |
| Biopsy of Esophagus, Stomach, And/Or Upper Small Bowel Using a Flexible Endoscope43239 | 22 | $130 |
| Diagnostic Exam of Large Bowel Using a Flexible Endoscope45378 | 14 | $184 |
| Removal of Polyps Or Growths of Large Bowel Using an Endoscope With Mechanical Snare45385 | 13 | $253 |
Typical Medicare-allowed amounts for these services range $81–$253 (2024). The Medicare-allowed amount is what Medicare recognizes for a service under fee-for-service — a reference figure for 2024, and not what you would be billed. Medicare Part B covers roughly an eighth of all NPIs (65+ skew); services with fewer than 11 beneficiaries are suppressed by CMS. Source: CMS Medicare Physician & Other Practitioners, by Provider & Service.
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 |
|---|---|---|
| Sodium Chloride/Nahco3/Kcl/Pegbrand: Peg 3350-Electrolyte | 60 | 58 |
| Amlodipine Besylate | 47 | 11 |
| Pantoprazole Sodium | 43 | 16 |
| Simvastatin | 40 | 11 |
| Omeprazole | 32 | — |
| Potassium Chloride | 27 | — |
| Atorvastatin Calcium | 23 |
Practice location
Mailing address
Registry dates
- Enumerated
- 2006-10-02
- Last updated
- 2021-12-20
- Certified
- 2021-12-20
Frequently asked questions
- What is Muhammad Nyazee's NPI number?
- Muhammad Nyazee's National Provider Identifier (NPI) is 1952494932, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Muhammad Nyazee's specialty?
- Muhammad Nyazee is listed in the NPPES registry with a primary specialty of Gastroenterology Physician (Allopathic & Osteopathic Physicians).
- Where is Muhammad Nyazee located?
- Muhammad Nyazee's practice location on file with NPPES is 11155 Dunn Rd Ste 212e, Saint Louis, MO 63136-6166.
- What is Muhammad Nyazee's phone number?
- The practice phone number listed in the NPPES registry for Muhammad Nyazee is (314) 837-4200.
- Does Muhammad Nyazee accept Medicare?
- Muhammad Nyazee is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Muhammad Nyazee's NPI active?
- Yes — Muhammad Nyazee's NPI (1952494932) is active in the NPPES registry as of the last update on 2021-12-20.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.