Alec Nemchenko, MD
NPI 1063048056 · Internal Medicine Physician · Baltimore, MD
Enrolled with Medicare as Practitioner - Hospitalist · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Alec Nemchenko, MD is a Internal Medicine Physician provider in Baltimore, MD (NPI 1063048056).
Provider details
- NPI number
- 1063048056
- Entity type
- Individual
- Primary specialty
- Internal Medicine PhysicianAllopathic & Osteopathic Physicians
- Credential
- MD
- Sex
- Male
- Sole proprietor
- No
- License
- D0096909 (MD)
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
6 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
478 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) |
|---|---|---|
| Initial Hospital Care With Moderate Level of Medical Decision Making, If Using Time, at Least 75 Minutes99223 | 344 | $179 |
| Subsequent Hospital Care With Moderate Levelof Medical Decision Making, If Using Time, at Least 50 Minutes99233 | 81 | $125 |
| Critical Care, First 30-74 Minutes99291 | 37 | $219 |
| Hospital Discharge Day Management, More Than 30 Minutes99239 | 16 | $117 |
Typical Medicare-allowed amounts for these services range $117–$219 (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.
Practice location
Mailing address
Registry dates
- Enumerated
- 2020-03-21
- Last updated
- 2024-11-29
- Certified
- 2024-11-29
Frequently asked questions
- What is Alec Nemchenko's NPI number?
- Alec Nemchenko's National Provider Identifier (NPI) is 1063048056, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Alec Nemchenko's specialty?
- Alec Nemchenko is listed in the NPPES registry with a primary specialty of Internal Medicine Physician (Allopathic & Osteopathic Physicians).
- Where is Alec Nemchenko located?
- Alec Nemchenko's practice location on file with NPPES is 9000 Franklin Square Dr, Baltimore, MD 21237-3901.
- What is Alec Nemchenko's phone number?
- The practice phone number listed in the NPPES registry for Alec Nemchenko is (347) 656-2612.
- Does Alec Nemchenko accept Medicare?
- Alec Nemchenko is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Alec Nemchenko's NPI active?
- Yes — Alec Nemchenko's NPI (1063048056) is active in the NPPES registry as of the last update on 2024-11-29.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.