Natalia Fendrikova Mahlay, M.D.
NPI 1396998233 · Internal Medicine Physician · Cleveland, OH
Enrolled with Medicare as Practitioner - Vascular Surgery · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Natalia Fendrikova Mahlay, M.D. is a Internal Medicine Physician provider in Cleveland, OH (NPI 1396998233).
Provider details
- NPI number
- 1396998233
- Entity type
- Individual
- Primary specialty
- Internal Medicine PhysicianAllopathic & Osteopathic Physicians
- Credential
- M.D.
- Sex
- Female
- Sole proprietor
- No
- License
- 35-092333 (OH)
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Allopathic & Osteopathic Physicians
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure28% of score
17 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
946 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) |
|---|---|---|
| Ultrasound Study of Arm Or Leg Veins With Compression and Maneuvers93970 | 172 | $31 |
| Ultrasound of Both Sides of Head and Neck Blood Flow93880 | 149 | $36 |
| Established Patient Office Or Other Outpatient Visit With Moderate Level of Decision Making, If Using Time, 30 Minutes Or More99214 | 82 | $94 |
| Ultrasound Study of One Arm Or Leg Veins With Compression and Maneuvers93971 | 68 | $20 |
| Ultrasound Study of Arm and Leg Arteries93922 | 65 | $11 |
| Established Patient Office Or Other Outpatient Visit With Moderate Level of Decision Making, If Using Time, 30 Minutes Or More99214 | 61 |
What this provider prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 11 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Apixabanbrand: Eliquis | 178 | 49 |
| Rosuvastatin Calcium | 102 | 32 |
| Rivaroxabanbrand: Xarelto | 43 | 13 |
| Warfarin Sodium | 42 | — |
| Clopidogrel Bisulfatebrand: Clopidogrel | 30 | — |
| Atorvastatin Calcium | 26 | — |
Practice location
Mailing address
Registry dates
- Enumerated
- 2008-10-23
- Last updated
- 2010-02-02
Frequently asked questions
- What is Natalia Fendrikova Mahlay's NPI number?
- Natalia Fendrikova Mahlay's National Provider Identifier (NPI) is 1396998233, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Natalia Fendrikova Mahlay's specialty?
- Natalia Fendrikova Mahlay is listed in the NPPES registry with a primary specialty of Internal Medicine Physician (Allopathic & Osteopathic Physicians).
- Where is Natalia Fendrikova Mahlay located?
- Natalia Fendrikova Mahlay's practice location on file with NPPES is 9500 Euclid Ave, Cleveland, OH 44195-0001.
- What is Natalia Fendrikova Mahlay's phone number?
- The practice phone number listed in the NPPES registry for Natalia Fendrikova Mahlay is (216) 444-0933.
- Does Natalia Fendrikova Mahlay accept Medicare?
- Natalia Fendrikova Mahlay is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Natalia Fendrikova Mahlay's NPI active?
- Yes — Natalia Fendrikova Mahlay's NPI (1396998233) is active in the NPPES registry as of the last update on 2010-02-02.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.