Eva Olah, M.D.
NPI 1508821331 · Obstetrics & Gynecology Physician · Norwalk, CT
Eva Olah, M.D. is a Obstetrics & Gynecology Physician provider in Norwalk, CT (NPI 1508821331).
Provider details
- NPI number
- 1508821331
- Entity type
- Individual
- Primary specialty
- Obstetrics & Gynecology PhysicianAllopathic & Osteopathic Physicians
- Credential
- M.D.
- Sex
- Female
- Sole proprietor
- No
- License
- 042488 (CT)
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
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
128 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) |
|---|---|---|
| Cervical Or Vaginal Cancer Screening; Pelvic and Clinical Breast ExaminationG0101 | 42 | $41 |
| Screening Papanicolaou Smear; Obtaining, Preparing and Conveyance of Cervical Or Vaginal Smear to LaboratoryQ0091 | 42 | $46 |
| Established Patient Office Or Other Outpatient Visit With Low Level OD Decision Making, If Using Time, 20 Minutes Or More99213 | 22 | $95 |
| Established Patient Office Or Other Outpatient Visit With Moderate Level of Decision Making, If Using Time, 30 Minutes Or More99214 | 22 | $134 |
Typical Medicare-allowed amounts for these services range $41–$134 (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 |
|---|---|---|
| Estradiol | 48 | 29 |
| Progesterone, Micronizedbrand: Progesterone | 38 | 14 |
| Valacyclovir Hclbrand: Valacyclovir | 33 | 13 |
| Estradiolbrand: Yuvafem | 21 | — |
| Estradiolbrand: Estradiol (twice Weekly) | 13 | — |
| Metronidazole | 13 | 13 |
| Nitrofurantoin Monohyd/M-Crystbrand: Nitrofurantoin Mono-Macro | 11 |
Practice location
Mailing address
Registry dates
- Enumerated
- 2006-04-17
- Last updated
- 2022-07-08
- Certified
- 2022-07-08
Frequently asked questions
- What is Eva Olah's NPI number?
- Eva Olah's National Provider Identifier (NPI) is 1508821331, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Eva Olah's specialty?
- Eva Olah is listed in the NPPES registry with a primary specialty of Obstetrics & Gynecology Physician (Allopathic & Osteopathic Physicians).
- Where is Eva Olah located?
- Eva Olah's practice location on file with NPPES is 637 West Ave, Norwalk, CT 06850-4004.
- What is Eva Olah's phone number?
- The practice phone number listed in the NPPES registry for Eva Olah is (203) 276-6126.
- Is Eva Olah's NPI active?
- Yes — Eva Olah's NPI (1508821331) is active in the NPPES registry as of the last update on 2022-07-08.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.