Hilary Koprowski, MD
NPI 1144353525 · Otolaryngology Physician · Allentown, PA
Enrolled with Medicare as Practitioner - Otolaryngology · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Hilary Koprowski, MD is a Otolaryngology Physician provider in Allentown, PA (NPI 1144353525).
Provider details
- NPI number
- 1144353525
- Entity type
- Individual
- Primary specialty
- Otolaryngology PhysicianAllopathic & Osteopathic Physicians
- Credential
- MD
- Sex
- Male
- Sole proprietor
- No
- License
- MD433409 (PA)
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure25% of score
19 yrs in NPPES registry
- Profile completeness25% of score
100% of core fields populated
- Practice footprint15% of score
1 documented practice location
- Medicare service volume (vs. specialty peers)25% of score
5,096 Medicare services, 2024 (ranked within specialty)
- Open Payments transparency10% of score
Has Open Payments disclosures (2024)
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 .
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) |
|---|---|---|
| Professional Service for Preparation and Provision of 1 Or More Antigens95165 | 2,050 | $13 |
| Professional Service for Multiple Injections of Allergen95117 | 540 | $11 |
| Test to Assess Middle Ear Function92567 | 408 | $15 |
| Comprehensive Hearing and Speech Recognition Test92557 | 400 | $34 |
| Established Patient Office Or Other Outpatient Visit With Low Level OD Decision Making, If Using Time, 20 Minutes Or More99213 | 380 | $86 |
| Removal of Impacted Ear Wax69210 | 298 | $43 |
What this provider prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 13 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Azelastine Hcl | 143 | 67 |
| Ipratropium Bromide | 106 | 42 |
| Fluticasone Propionate | 62 | 24 |
| Fluocinolone Acetonide Oil | 31 | 21 |
| Montelukast Sodium | 22 | — |
| Mometasone Furoate | 22 | 12 |
| Omeprazole | 22 | — |
Transparency — industry payments
Based on CMS Open Payments, 2024; not all care is captured.
$128 across 2 records (Open Payments 2024)
Open Payments discloses payments and transfers of value (meals, travel, consulting, research, royalties) from drug and device makers to providers. This is a transparency signal, not a verdict — such payments are legal and common, and their presence is neither an endorsement nor a criticism. Source: CMS Open Payments, program year 2024.
Practice location
Mailing address
Registry dates
- Enumerated
- 2007-03-14
- Last updated
- 2018-07-26
Frequently asked questions
- What is Hilary Koprowski's NPI number?
- Hilary Koprowski's National Provider Identifier (NPI) is 1144353525, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Hilary Koprowski's specialty?
- Hilary Koprowski is listed in the NPPES registry with a primary specialty of Otolaryngology Physician (Allopathic & Osteopathic Physicians).
- Where is Hilary Koprowski located?
- Hilary Koprowski's practice location on file with NPPES is 1575 Pond Rd, Allentown, PA 18104.
- What is Hilary Koprowski's phone number?
- The practice phone number listed in the NPPES registry for Hilary Koprowski is (610) 366-1366.
- Does Hilary Koprowski accept Medicare?
- Hilary Koprowski is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Hilary Koprowski's NPI active?
- Yes — Hilary Koprowski's NPI (1144353525) is active in the NPPES registry as of the last update on 2018-07-26.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.