NPPES file of Aug 9, 2026

Seth Nathaniel Willen, MD

Otolaryngology Physician · Stow, OH

Seth Nathaniel Willen, MD is an otolaryngology physician with a practice address in Stow, Ohio, and NPI 1871821645, issued on Dec 5, 2009. Check the license (Ohio 35126680, as entered in NPPES) on the State Medical Board of Ohio; the Medicare figures below come from public CMS files.

Record from CMS NPPES, file of Aug 9, 2026 · Medicare files 2024 · method · Verify with CMS →

NPPES recordNPPES file of Aug 9, 2026
1871821645
Name
Seth Nathaniel Willen
Credential
MD
Primary taxonomy
Otolaryngology Physician 207Y00000X
License numbers
35126680 OH
242788 MA
261159 NY
Self-reported in NPPES; status is on the state search
Practice location
4275 Steels Pointe, Stow, OH 44224
Phone
(330) 923-0399
Enumerated
Dec 5, 2009
Record last updated
Aug 25, 2015 (not updated in 11 years: call before relying on the address or phone)
Fax
(330) 923-6677
Medicare enrollment
Enrolled (PECOS I20150827000661); accepts Medicare assignment
Medical or professional school
Clvlnd Clinic Lerner College Of Med Of Case Wstn Rsv University, 2005
Telehealth
Offers telehealth (CMS)
Entity
Type 1 · individual
Public record from CMS NPPES (open it on the CMS NPI Registry). Enrollment, assignment, school and telehealth: CMS Doctors and Clinicians file, Aug 2026. A record is not a license: verify it with the state board.
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Also registered at 4275 Steels Pointe

A shared address usually means a shared clinic or building; it does not show who employs whom.

  1. Gregory Beddell, M.D.Plastic Surgery Within the Head and Neck (Plastic Surgery) Physician1982825352
  2. Colleen Fairhurst, PA-CMedical Physician Assistant1093168114
  3. Heather Gentner, MA, AUDAudiologist1861664997
  4. Donna Johnson, MA CCC-AAudiologist1821083403
  5. Phillip Khalil, DOOtolaryngology/Facial Plastic Surgery Physician1467403485
  6. Matthew Lutz, D.O.Otolaryngology/Facial Plastic Surgery Physician1104024595

Verify Seth Nathaniel Willen in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersState Medical Board of Ohio
    Search for license 35126680
    Check the board
  3. 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
  4. 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
  5. 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
Open the Ohio license search

PlainDoctor does not match the HHS-OIG exclusion list to individual records: most entries carry no NPI. Search the OIG exclusion list by name.

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12% more Medicare Part D claims than the average otolaryngology physician in 2024

608 Medicare Part D claims for 243 beneficiaries, against an average of 541 among the 8,339 providers of this specialty who prescribed in Part D. Brand-name drugs were 5% of claims.

  1. Seth Willen608
  2. Specialty average541

Most prescribed

  1. Ipratropium Bromide103 claims
  2. Azelastine Hcl102 claims
  3. Fluticasone Propionate82 claims
  4. Omeprazole40 claims
  5. Fluocinolone Acetonide Oil34 claims
  6. Famotidine27 claims

Source: CMS Medicare Part D Prescribers by Provider and Drug, 2024 (data.cms.gov). Part D covers prescriptions for Medicare patients only; drugs with fewer than 11 claims are not published.

Industry payments in 2024: $480.70

8 payments; by number, the most common kind was food and beverage; the largest payer was Inspire Medical Systems, Inc. The 6,429 providers of this specialty with any payment received $1,922.50 on average. Payments are reported by manufacturers, not by the provider, and are not a sign of wrongdoing.

  1. Seth Willen$480.70
  2. Specialty average$1,922.50

Source: CMS Open Payments, program year 2024 (openpaymentsdata.cms.gov); average among providers of this specialty with at least one payment.

Bills Medicare through one group practice

  1. Unity Health Network LLCStow, OH

Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).

Seth Nathaniel Willen among 440 otolaryngology physician records in Ohio

Seth Nathaniel Willen, MD is one of 440 otolaryngology physician records with a practice address in Ohio. 80% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2009, is newer than 55% of them.

  • NPI issued2009 · 55% of these records are older, 43% newer
  • In a Medicare fileYes · 80% of these records are
  • In the CMS Doctors and Clinicians fileYes · 65% of these records are
  • Graduated2005 · median 2007 among the 283 with a school on file
  • Record last updated2015 · 51% of these records were not updated in five years or more

Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 207Y00000X and a Ohio practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).

Otolaryngology Physician providers in Ohio

There are 440 otolaryngology physician records in Ohio.

The 8 otolaryngology physician records with the nearest ZIP codes

  1. Mark Weidenbecher, MDStow, OH 442241346403490
  2. Eric Freeman, DOCuyahoga Falls, OH 442231407597222
  3. Oscar Gryn, DOCuyahoga Falls, OH 442231619554292
  4. Youn Park, MDBarberton, OH 442031265429161
  5. Joseph Connors, MDCleveland, OH 441951013597673
  6. Laurence Gascon, MDCleveland, OH 441951073294096
  7. Danielle Gillard, MDCleveland, OH 441951649809773
  8. Dana Goldenberg, MDCleveland, OH 441951730936857

Common questions

What is Seth Nathaniel Willen, MD's NPI number?

Seth Nathaniel Willen, MD's National Provider Identifier (NPI) is 1871821645, issued on Dec 5, 2009. An NPI identifies a provider in billing; it is not a license.

Where is Seth Nathaniel Willen, MD located?

The NPPES record lists a practice address at 4275 Steels Pointe, Stow, OH, 44224. Phone: (330) 923-0399. Providers update this record themselves, so call before visiting.

How can I verify Seth Nathaniel Willen, MD's license?

NPPES lists Ohio license number 35126680, as entered by the provider. Search the State Medical Board of Ohio at https://elicense.ohio.gov/oh_verifylicense. The NPPES record confirms identity only; the state search shows license status, expiration and public orders.

How much does Seth Nathaniel Willen, MD prescribe under Medicare Part D?

In 2024, Seth Nathaniel Willen, MD had 608 Medicare Part D claims for 243 beneficiaries; the average among otolaryngology physician prescribers was 541. Part D covers Medicare prescriptions only.

Source: CMS National Plan and Provider Enumeration System (NPPES), file of Aug 9, 2026 (NPPES files on CMS.gov); NUCC Health Care Provider Taxonomy. Medicare files from data.cms.gov. An NPI identifies who bills; it is not a license.

Figures on PlainDoctor are read from the federal files each page names (CMS NPPES, Medicare Part D, MIPS, Open Payments; the HHS-OIG exclusion list only as counts) and from Census population estimates, with the file date shown beside them. See our editorial standards & corrections policy, the methodology behind these numbers, or report a data error. Data current as of Aug 9, 2026.