Ilona Letmanyi, MD
NPI 1265631766 · Family Medicine Physician · Santa Cruz, CA
Enrolled with Medicare as Practitioner - Family Practice · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Ilona Letmanyi, MD is a Family Medicine Physician provider in Santa Cruz, CA (NPI 1265631766).
Provider details
- NPI number
- 1265631766
- Entity type
- Individual
- Primary specialty
- Family Medicine PhysicianAllopathic & Osteopathic Physicians
- Credential
- MD
- Sex
- Female
- Sole proprietor
- No
- License
- A101221 (CA)
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
473 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 | 216 | $138 |
| Established Patient Office Or Other Outpatient Visit With Low Level OD Decision Making, If Using Time, 20 Minutes Or More99213 | 132 | $98 |
| Automated Urinalysis Test81003 | 59 | $2 |
| Established Patient Office Or Other Outpatient Visit With High Level of Medical Decision Making, If Using Time, 40 Minutes Or More99215 | 28 | $193 |
| Amplifed Dna Or Rna Probe Detection of Severe Acute Respiratory Syndrome Coronavirus 2 (covid-19) Antigen87635 | 14 | $50 |
| Removal of Impacted Ear Wax By Washing69209 | 12 |
What this provider prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 10 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Cephalexin | 52 | 49 |
| Azithromycin | 36 | 36 |
| Mupirocin | 25 | 25 |
| Amoxicillin/Potassium Clavbrand: Amoxicillin-Clavulanate Potass | 24 | 24 |
| Doxycycline Monohydrate | 18 | 17 |
| Albuterol Sulfatebrand: Albuterol Sulfate Hfa | 14 | 14 |
| Nirmatrelvir/Ritonavirbrand: Paxlovid | 14 | 14 |
Practice location
Mailing address
Registry dates
- Enumerated
- 2007-07-13
- Last updated
- 2025-06-06
- Certified
- 2025-06-06
Frequently asked questions
- What is Ilona Letmanyi's NPI number?
- Ilona Letmanyi's National Provider Identifier (NPI) is 1265631766, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Ilona Letmanyi's specialty?
- Ilona Letmanyi is listed in the NPPES registry with a primary specialty of Family Medicine Physician (Allopathic & Osteopathic Physicians).
- Where is Ilona Letmanyi located?
- Ilona Letmanyi's practice location on file with NPPES is 2025 Soquel Ave, Santa Cruz, CA 95062-1323.
- What is Ilona Letmanyi's phone number?
- The practice phone number listed in the NPPES registry for Ilona Letmanyi is (831) 458-5537.
- Does Ilona Letmanyi accept Medicare?
- Ilona Letmanyi is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Ilona Letmanyi's NPI active?
- Yes — Ilona Letmanyi's NPI (1265631766) is active in the NPPES registry as of the last update on 2025-06-06.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.