Clara Lengyel-Kremenic, M.D.
NPI 1245288711 · Specialist · Medford, NY
Enrolled with Medicare as Practitioner - Endocrinology · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Clara Lengyel-Kremenic, M.D. is a Specialist provider in Medford, NY (NPI 1245288711).
Provider details
- NPI number
- 1245288711
- Entity type
- Individual
- Primary specialty
- SpecialistOther Service Providers
- Credential
- M.D.
- Sex
- Female
- Sole proprietor
- No
- License
- 222585 (NY)
Specialties & taxonomies
Other Service Providers
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure28% of score
20 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
445 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 | 191 | $147 |
| Blood Glucose (sugar) Test Performed By Hand-Held Instrument82962 | 72 | $3 |
| Telephone, Internet, Or Electronic Health Record Assessment and Management With Written Report By Consulting Physician, at Least 5 Minutes99451 | 62 | $40 |
| Continuous Monitoring of Blood Sugar Level in Tissue Fluid Using Sensor Under Skin With Interpretation and Report95251 | 28 | $39 |
| Ultrasound Scan of Head and Neck Soft Tissue76536 | 25 | $125 |
| Established Patient Office Or Other Outpatient Visit With High Level of Medical Decision Making, If Using Time, 40 Minutes Or More99215 |
What this provider prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 37 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Levothyroxine Sodium | 368 | 146 |
| Levothyroxine Sodiumbrand: Synthroid | 215 | 79 |
| Metformin Hclbrand: Metformin Hcl Er | 197 | 88 |
| Glimepiride | 74 | 38 |
| Semaglutidebrand: Ozempic | 63 | 26 |
| Methimazole | 62 | 22 |
| Metformin Hcl |
Practice location
Mailing address
Registry dates
- Enumerated
- 2006-05-05
- Last updated
- 2012-08-13
Frequently asked questions
- What is Clara Lengyel-Kremenic's NPI number?
- Clara Lengyel-Kremenic's National Provider Identifier (NPI) is 1245288711, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Clara Lengyel-Kremenic's specialty?
- Clara Lengyel-Kremenic is listed in the NPPES registry with a primary specialty of Specialist (Other Service Providers).
- Where is Clara Lengyel-Kremenic located?
- Clara Lengyel-Kremenic's practice location on file with NPPES is 1723 N Ocean Ave, Medford, NY 11763-2649.
- What is Clara Lengyel-Kremenic's phone number?
- The practice phone number listed in the NPPES registry for Clara Lengyel-Kremenic is (631) 758-5858.
- Does Clara Lengyel-Kremenic accept Medicare?
- Clara Lengyel-Kremenic is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Clara Lengyel-Kremenic's NPI active?
- Yes — Clara Lengyel-Kremenic's NPI (1245288711) is active in the NPPES registry as of the last update on 2012-08-13.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.