Dr. Hilary Koprowski II, MD

  • Allentown, PA
  • Otolaryngologist
NPI1144353525PAC ID5799848826
Medicare services, 2024
5,096
Medicare patients, 2024
1,130
Part D claims, 2024
610
Publications
12
Clinical trials
1
Practice address
1575 Pond Rd, Allentown, PA 18104
Practice phone
Call (610) 391-0066
Professional email
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Personal email
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Mobile number
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Social profiles

Primary practice

Springhouse Surgical Center

Allentown, Pennsylvania

See all 5 affiliations

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Dr. Hilary Koprowski II is an otolaryngologist in Allentown, Pennsylvania

Dr. Koprowski practices at Springhouse Surgical Center in Allentown, Pennsylvania.

Dr. Koprowski's NPI, 1144353525, was assigned on March 14, 2007. Dr. Koprowski graduated from University of Maryland School of Medicine - Baltimore in 2003. Dr. Koprowski holds Pennsylvania license MD433409.

NPI and contact details
Medicare PAC ID
5799848826
NPI enumeration date
March 14, 2007
NPI status
Active
Accepts Medicare assignment
Yes
Practice phone
(610) 391-0066
Professional email
Get email
Personal email
Get email
Mobile number
Get number
Sex
Male
Estimated age
49
Medical school graduation
2003

Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; Dmand AI Practice Data; and Doctors and Clinicians National Downloadable File (CMS)

Dr. Hilary Koprowski II practices at Springhouse Surgical Center in Allentown, Pennsylvania

Dr. Koprowski's primary practice is Springhouse Surgical Center, at 1575 Pond Rd, Allentown, PA 18104 in Lehigh County. The practice phone is (610) 391-0066.

  • Springhouse Surgical Center
    1575 Pond Rd, Allentown, PA 18104 · Lehigh CountyPhone(610) 391-0066

Sources: NPPES NPI Registry (CMS); and Dmand AI Practice Data

Dr. Hilary Koprowski II is affiliated with 4 sites of care and 1 medical group

Dr. Koprowski's primary practice is Springhouse Surgical Center in Allentown, Pennsylvania. Dr. Koprowski is also affiliated with Lehigh Valley Hospital-Cedar Crest. The medical group on file is Lehigh Valley Physician Group (LVPG). Dmand AI also links Dr. Koprowski to 1 more hospital and 1 group practice or clinic, each named with a free account.

See all 5 affiliations for Dr. Koprowski

Sources: NPPES NPI Registry (CMS); Dmand AI Practice Data; and Dmand AI Affiliation Data

Dmand AI tracks the EHR system at Dr. Hilary Koprowski II's practice

Dmand AI tracks the electronic health record (EHR) system at each site where Dr. Koprowski practices, 3 sites in all. Vendor and product names are available with a free account.

EHR by site
SiteEHR vendor and product
Springhouse Surgical CenterAvailable with a free account
+3 more affiliated sitesAvailable with a free account

Source: Dmand AI Technology Install Data

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Dr. Hilary Koprowski II is one of 415 otolaryngologists in Pennsylvania

Otolaryngology is Dr. Koprowski's primary specialty in the NPI Registry, under taxonomy code 207Y00000X. Dr. Koprowski is board certified in otolaryngology by the American Board of Otolaryngology - Head and Neck Surgery. Dr. Koprowski is licensed in Pennsylvania.

Specialties and state licenses

  • Otolaryngology, PennsylvaniaPrimaryLicense MD433409 · 2008 to 2026 · taxonomy 207Y00000X

Clinical focus

Dmand AI lists acute sinusitis, chronic nasal allergies, chronic sinusitis, ear eustachian tube disorders, ear infection, endoscopic sinus surgery, hearing loss and impairment and larynx and vocal cord disease among the conditions Dr. Koprowski treats.

Otolaryngologists near Dr. Koprowski

Counts of otolaryngologists with a Dmand AI profile, by place and practice. Each opens the list.

Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; and Dmand AI Peer Benchmarks

Dr. Hilary Koprowski II billed Medicare for 5,096 services in 2024

CMS data shows 5,096 Medicare services from Dr. Koprowski across 15 procedure codes in 2024, for 1,130 Medicare patients. Medicare paid $150,598 for them. Every service was in an office.

Medicare services, 20245,096
Medicare patients1,130
Paid by Medicare$150,598
Procedure codes15

Dr. Koprowski's Medicare services by type, 2023 to 2024

  • 2023
  • 2024
Tests and treatments
2023: 4,1022024: 3,41117%
Office and hospital visits
2023: 9072024: 1,06117%
Surgery
2023: 5282024: 5362%
Other services
2023: 532024: 8866%

Dr. Koprowski compared with the Pennsylvania median for otolaryngologists, 2024

  • Dr. Koprowski
  • Pennsylvania median
Medicare services
5,096vs 7606.7 times
Medicare patients
1,130vs 3403.3 times
Part D claims
498vs 2132.3 times

Medians across 386 otolaryngologists in Pennsylvania with Dmand AI profiles that report each measure.

Dr. Koprowski's most billed Medicare procedure codes, 2024

CMS publishes codes billed for 11 or more Medicare patients. Each label is the code family; CPT descriptions are licensed by the AMA.

See all procedures by Dr. Koprowski

Need commercial claims for Dr. Koprowski?

Medicare shows one payer. Book a meeting to get commercial claims data for Dr. Koprowski and other otolaryngologists in Pennsylvania.

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Sources: Medicare Physician & Other Practitioners - by Provider and Service (CMS), 2024 data; and Dmand AI Peer Benchmarks

Dr. Hilary Koprowski II treated 1,130 Medicare patients in 2024, average age 73

CMS counts 1,130 Medicare patients who saw Dr. Koprowski in 2024. The largest group is 65 to 74, with 562 patients. 75% of them have high cholesterol, and 72% have high blood pressure. 10% are also on Medicaid. Their average risk score is 1.17, where 1.00 is the Medicare average.

Across all payers, Dmand AI patient panel data puts Dr. Koprowski's median patient age at 58, with 57% women.

Medicare patients, 20241,130
Average age73
Average risk score1.17
Also on Medicaid10%

Dr. Koprowski's Medicare patients by age, 2024

Dr. Koprowski's Medicare patients by sex, 2024

  • Women64057%
  • Men49043%

Chronic conditions among Dr. Koprowski's Medicare patients, 2024

  1. High cholesterol75%
  2. High blood pressure72%
  3. Arthritis51%
  4. Anxiety30%
  5. Diabetes28%
  6. Chronic kidney disease25%
  7. Ischemic heart disease25%
  8. Mood disorders25%

Share of Medicare patients with each condition. A patient can have several.

Dr. Koprowski's patients across all payers

Dmand AI patient panel data covers Medicare, Medicaid and commercial patients.

Patient panel by age, all payers

Median age 58

Patient panel by sex, all payers

  • Women57%
  • Men42%

Sources: Dmand AI Patient Panel Data; and Medicare Physician & Other Practitioners - by Provider (CMS), 2024 data

Dr. Hilary Koprowski II wrote 610 Medicare Part D claims in 2024

In 2024, Dr. Koprowski wrote 610 Medicare Part D claims for 236 patients. 97% of them were for generic drugs. CMS names the drug for 498 of them, across 13 drugs with 11 or more claims each, at $18,441 in total drug cost. In 2023, CMS named 443 claims across 11 drugs.

Part D claims, 2024610
Drugs named by CMS13
Total drug cost$18,441
Part D patients236

Dr. Koprowski's Part D claims by kind of drug, 2024

  • Generic592 claims97%
  • Brand-name and other18 claims3%

Dr. Koprowski's most prescribed drugs by claims, 2024

CMS names a drug when it has 11 or more claims. Share is of the claims for drugs CMS names.

Drug classes CMS tracks in Dr. Koprowski's Part D claims, 2024

  • Antibiotics5%29 of 610 claims

Share of all Part D claims for each drug class CMS reports on. Classes with no claims are left out.

Part D claims for drugs CMS names, 2023 to 2024

  • 2023
  • 2024
Claims for drugs CMS names
2023: 4432024: 49812%

Drugs named by CMS: 13 in 2024, 11 in 2023.

See all prescribing by Dr. Koprowski

Sources: Medicare Part D Prescribers - by Provider and Drug (CMS), 2024 data, released May 6, 2026; and Medicare Part D Prescribers - by Provider (CMS), 2024 data

How Dr. Hilary Koprowski II takes part in Medicare

Dr. Koprowski accepts Medicare assignment, so Medicare's approved amount is taken as full payment.

Accepts Medicare assignment
Yes

Skin biopsy: 1 to 10 procedures (CMS shows small counts as a range)

Sources: Doctors and Clinicians National Downloadable File (CMS); and Doctors and Clinicians Utilization Data (CMS)

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Dr. Hilary Koprowski II has 12 publications on record

Dmand AI links 12 papers to Dr. Koprowski.

Papers12

Recent publications by Dr. Koprowski

See all 12 publications and co-authors

See who Dr. Koprowski researches with

Physician Network Discovery turns co-authorship, shared hospitals and shared groups into a map of who Dr. Koprowski works with, so you can find a warm path to the right otolaryngologists.

How network discovery works

Sources: PubMed (National Library of Medicine); and Dmand AI Research Linkage

Dr. Hilary Koprowski II has worked on 1 clinical trial

Dmand AI links Dr. Koprowski to 1 clinical trial. Conditions studied include Multiple Sclerosis, Relapsing-Remitting and Multiple Sclerosis.

Conditions in Dr. Koprowski's trials

  • Multiple Sclerosis, Relapsing-Remitting
  • Multiple Sclerosis

Recent clinical trials with Dr. Koprowski

Sources: Dmand AI Research Linkage; and ClinicalTrials.gov (National Library of Medicine)

Dr. Hilary Koprowski II received $3,879 in industry payments from 2016 to 2025

CMS Open Payments shows 95 general payments to Dr. Koprowski from 30 drug and device companies from 2016 to 2025. Food and beverage make up the largest share, 76% of the total. Inspire Medical Systems, Inc. paid the most, $691.

General payments to Dr. Koprowski by program year, 2016 to 2025

General payments to Dr. Koprowski by kind, 2016 to 2025

$3.9Kin total
  • Food and beverage$2,94076%
  • Travel and lodging$83121%
  • Education$1053%
  • Gifts$40%

Companies that paid Dr. Koprowski the most, 2016 to 2025

Share is of all general payments to this clinician.

See all payments to Dr. Koprowski

Source: Open Payments (CMS), 2025 data, released July 7, 2026

Dr. Hilary Koprowski II has 1 award and honors on record

Dmand AI lists 1 award for Dr. Koprowski.

Awards and honors for Dr. Koprowski

  1. Undated
    • ACS Fellow

Source: Dmand AI Professional Profile Data

Dr. Hilary Koprowski II graduated from University of Maryland School of Medicine - Baltimore

Dr. Koprowski graduated from University of Maryland School of Medicine - Baltimore in 2003. Dr. Koprowski is a member of ACS.

  1. Medical schoolUniversity of Maryland School of Medicine - Baltimore
  2. Board certified in otolaryngologyAmerican Board of Otolaryngology - Head and Neck Surgery

Source: Dmand AI Professional Profile Data

Dr. Hilary Koprowski II accepts plans from 14 insurance carriers

Dr. Koprowski is in network with 14 carriers, including Aetna, Elevance and Excellus BlueCross BlueShield. PPO plans come from the most carriers, 12. Check the plan with the practice before a visit.

  • Aetna
  • Elevance
  • Excellus BlueCross BlueShield
  • United Healthcare
  • Capital Blue Cross
  • Cigna
  • Highmark
  • Blue Cross Blue Shield of Massachusetts
  • +6 more carriersWith a free account

Plan types Dr. Koprowski accepts, by number of carriers

  1. PPO12
  2. Medicare11
  3. HMO8
  4. EPO4
  5. POS4

Source: Dmand AI Insurance Network Data

Sources for Dr. Hilary Koprowski II's profile data

Sources for the data on this page
Data on this pageSource
NPI, name, sex, specialty and licensesNPPES NPI Registry (CMS) (opens in a new tab)Dmand AI Professional Profile Data
Practice locations and phoneNPPES NPI Registry (CMS) (opens in a new tab)Dmand AI Practice Data
Primary practice, affiliations and health systemNPPES NPI Registry (CMS) (opens in a new tab)Dmand AI Practice DataDmand AI Affiliation Data
Medicare services and procedure codesMedicare Physician & Other Practitioners - by Provider and Service (CMS) (opens in a new tab)
State medians for the same specialtyDmand AI Peer Benchmarks
Medicare patients and the all-payer patient panelDmand AI Patient Panel DataMedicare Physician & Other Practitioners - by Provider (CMS) (opens in a new tab)
Part D prescribingMedicare Part D Prescribers - by Provider and Drug (CMS) (opens in a new tab)Medicare Part D Prescribers - by Provider (CMS) (opens in a new tab)
MIPS scores, telehealth, assignment and procedure percentilesDoctors and Clinicians National Downloadable File (CMS) (opens in a new tab)Doctors and Clinicians Utilization Data (CMS) (opens in a new tab)
Publications, topics and co-authorsPubMed (National Library of Medicine) (opens in a new tab)Dmand AI Research Linkage
Clinical trials and co-investigatorsDmand AI Research LinkageClinicalTrials.gov (National Library of Medicine) (opens in a new tab)
Industry paymentsOpen Payments (CMS) (opens in a new tab)
Awards and committee rolesDmand AI Professional Profile Data
Training, board certification and membershipsDmand AI Professional Profile Data
Insurance carriers and plan typesDmand AI Insurance Network Data
EHR at each practice siteDmand AI Technology Install Data
Similar physiciansDmand AI Affiliation Data

Data last refreshed October 2026Report an inaccuracyRemove my information

FAQ

Frequently asked questions about Dr. Hilary Koprowski II

Spotted something out of date? Email hello@dmand.ai and we will check the record. Contact details live in the free trial.

What is Dr. Hilary Koprowski II's NPI number?

Dr. Hilary Koprowski II's NPI number is 1144353525. It was assigned on March 14, 2007, and it is active in the NPI Registry.

What kind of doctor is Dr. Hilary Koprowski II?

Dr. Hilary Koprowski II is an otolaryngologist in Allentown, Pennsylvania. The primary specialty in the NPI Registry is Otolaryngology Physician (taxonomy code 207Y00000X).

Where does Dr. Hilary Koprowski II practice?

Dr. Koprowski practices at 1575 Pond Rd, Allentown, PA 18104. Dr. Koprowski's primary practice is Springhouse Surgical Center in Allentown, Pennsylvania. Dmand AI also links Dr. Koprowski to 1 hospital and 1 group practice or clinic.

What is Dr. Hilary Koprowski II's office phone number?

The practice phone on file for Dr. Koprowski is (610) 391-0066.

What is Dr. Hilary Koprowski II's medical license number?

Dr. Koprowski holds Pennsylvania license MD433409.

Which hospitals is Dr. Hilary Koprowski II affiliated with?

Dr. Koprowski is affiliated with Lehigh Valley Hospital-Cedar Crest. Dmand AI links Dr. Koprowski to 1 more hospital.

What medical group is Dr. Hilary Koprowski II part of?

Dr. Koprowski is linked to Lehigh Valley Physician Group (LVPG).

Does Dr. Hilary Koprowski II accept Medicare?

Yes. CMS data shows Dr. Koprowski billed Medicare for 5,096 services in 2024, and Dr. Koprowski accepts Medicare assignment.

How many Medicare patients does Dr. Hilary Koprowski II see?

CMS counts 1,130 Medicare patients who saw Dr. Koprowski in 2024, with an average age of 73.

Is Dr. Hilary Koprowski II board certified?

Yes. Dr. Koprowski is board certified in otolaryngology by the American Board of Otolaryngology - Head and Neck Surgery.

Show 7 more questionsShow fewer questions

What services does Dr. Hilary Koprowski II bill to Medicare?

In 2024, Dr. Koprowski's most billed Medicare services were allergy test or treatment (95165), allergy test or treatment (95117) and ear, nose and throat service (92567).

Where did Dr. Hilary Koprowski II go to medical school?

Dr. Koprowski graduated from University of Maryland School of Medicine - Baltimore in 2003.

What drugs does Dr. Hilary Koprowski II prescribe most?

In 2024 Medicare Part D data, Dr. Koprowski's most prescribed drugs by claims were Azelastine HCl, Ipratropium Bromide and Fluticasone Propionate.

Has Dr. Hilary Koprowski II received payments from drug or device companies?

CMS Open Payments shows $3,879 in general payments to Dr. Koprowski from 30 companies from 2016 to 2025. The largest total came from Inspire Medical Systems, Inc.

How long has Dr. Hilary Koprowski II been practicing?

Dr. Koprowski graduated from medical school in 2003, 23 years ago.

Does Dr. Hilary Koprowski II do research?

Dmand AI links 12 publications to Dr. Koprowski. Dr. Koprowski has worked on 1 clinical trial.

What insurance does Dr. Hilary Koprowski II accept?

Dr. Koprowski is in network with 14 carriers, including Aetna, Elevance and Excellus BlueCross BlueShield. PPO plans come from the most carriers, 12. Check the plan with the practice before a visit.

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