Andrei Nazdryn, M.D.
NPI 1689845463 · Emergency Medicine Physician · Columbia, MO
Enrolled with Medicare as Practitioner - Emergency Medicine · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Andrei Nazdryn, M.D. is a Emergency Medicine Physician provider in Columbia, MO (NPI 1689845463).
Provider details
- NPI number
- 1689845463
- Entity type
- Individual
- Primary specialty
- Emergency Medicine PhysicianAllopathic & Osteopathic Physicians
- Credential
- M.D.
- Sex
- Male
- Sole proprietor
- No
- License
- 2015018176 (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
18 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
292 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) |
|---|---|---|
| Emergency Department Visit With High Level of Medical Decision Making99285 | 229 | $179 |
| Emergency Department Visit With Moderate Level of Medical Decision Making99284 | 36 | $124 |
| Critical Care, First 30-74 Minutes99291 | 27 | $216 |
Typical Medicare-allowed amounts for these services range $124–$216 (2024). The Medicare-allowed amount is what Medicare recognizes for a service under fee-for-service — a reference figure for 2024, not a price quote 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 · 7 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Naproxen | 29 | 28 |
| Hydrocodone/Acetaminophenbrand: Hydrocodone-Acetaminophen | 23 | 23 |
| Prednisone | 23 | 23 |
| Cyclobenzaprine Hcl | 17 | 17 |
| Azithromycin | 16 | 16 |
| Albuterol Sulfatebrand: Albuterol Sulfate Hfa | 12 | 12 |
| Ondansetronbrand: Ondansetron Odt |
Practice location
Mailing address
Registry dates
- Enumerated
- 2008-03-19
- Last updated
- 2022-09-02
Frequently asked questions
- What is Andrei Nazdryn's NPI number?
- Andrei Nazdryn's National Provider Identifier (NPI) is 1689845463, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Andrei Nazdryn's specialty?
- Andrei Nazdryn is listed in the NPPES registry with a primary specialty of Emergency Medicine Physician (Allopathic & Osteopathic Physicians).
- Where is Andrei Nazdryn located?
- Andrei Nazdryn's practice location on file with NPPES is 1 Hospital Dr, Columbia, MO 65212-0001.
- What is Andrei Nazdryn's phone number?
- The practice phone number listed in the NPPES registry for Andrei Nazdryn is (573) 884-4400.
- Does Andrei Nazdryn accept Medicare?
- Andrei Nazdryn is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Andrei Nazdryn's NPI active?
- Yes — Andrei Nazdryn's NPI (1689845463) is active in the NPPES registry as of the last update on 2022-09-02.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.