NPPES file of Aug 9, 2026

Gregory P. Cook, MD

Urology Physician · Sandusky, OH

Gregory P. Cook, MD is a urology physician with a practice address in Sandusky, Ohio, and NPI 1528064904, issued on Jun 22, 2005. Check the license (Ohio 35062615, 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
1528064904
Name
Gregory P. Cook
Credential
MD
Primary taxonomy
Urology Physician 208800000X
License number
35062615 OH
Self-reported in NPPES; status is on the state search
Practice location
2800 Hayes Ave, Sandusky, OH 44870
Phone
(419) 627-8771
Enumerated
Jun 22, 2005
Record last updated
Jul 1, 2008 (not updated in 18 years: call before relying on the address or phone)
Fax
(419) 627-0363
Medicaid ID
2008071 OH
Medicare enrollment
Enrolled (PECOS I20091118000756); accepts Medicare assignment
Medical or professional school
Medical College Of Ohio, 1990
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 2800 Hayes Ave

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

  1. Christopher Avendano, M.D.Pulmonary Disease Physician1003868126
  2. Heidi Gast, CNPAcute Care Nurse Practitioner1811232366
  3. Allison Kolcun, AU.D.Audiologist1659685444
  4. Vimal Kumar, M.D.Pain Medicine (Anesthesiology) Physician1588714224
  5. Deborah McGillAudiologist1205007200
  6. Benjamin Murcek, D.O.Otolaryngology Physician1124057658

Verify Gregory P. Cook 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 35062615
    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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6% more Medicare Part D claims than the average urology physician in 2024

1,427 Medicare Part D claims for 553 beneficiaries, against an average of 1,340 among the 10,782 providers of this specialty who prescribed in Part D. Brand-name drugs were 6% of claims. 87 claims were for opioids.

  1. Gregory Cook1,427
  2. Specialty average1,340

Most prescribed

  1. Tamsulosin Hcl356 claims
  2. Ciprofloxacin Hcl234 claims
  3. Cephalexin153 claims
  4. Oxybutynin Chloride144 claims
  5. Hydrocodone-Acetaminophen65 claims
  6. Myrbetriq51 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: $479.27

25 payments; by number, the most common kind was food and beverage; the largest payer was Sumitomo Pharma America, Inc. The 9,340 providers of this specialty with any payment received $3,800.04 on average. Payments are reported by manufacturers, not by the provider, and are not a sign of wrongdoing.

  1. Gregory Cook$479.27
  2. Specialty average$3,800.04

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. Fisher-Titus Medical Care LLCSandusky, OH

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

Gregory P. Cook among 531 urology physician records in Ohio

Gregory P. Cook, MD is one of 531 urology 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 2005, is newer than 0% of them.

  • NPI issued2005 · 0% of these records are older, 89% newer
  • In a Medicare fileYes · 80% of these records are
  • In the CMS Doctors and Clinicians fileYes · 66% of these records are
  • Graduated1990 · median 2003 among the 352 with a school on file
  • Record last updated2008 · 59% of these records were not updated in five years or more

Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 208800000X and a Ohio practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).

Urology Physician providers in Ohio

There are 531 urology physician records in Ohio.

The 8 urology physician records with the nearest ZIP codes

  1. Kathy Lue, M.D.Sandusky, OH 448701457714727
  2. Robert Rice, MDSandusky, OH 448701760488753
  3. Donald Smith, MDSandusky, OH 448701538134713
  4. Patrick Waters, MDSandusky, OH 448701720084718
  5. Thomas Zaciewski, MDTiffin, OH 448831467618447
  6. Marvin Kazmin, M.D.Willard, OH 448901740284660
  7. Stjepan Gardilcic, M.D.Mansfield, OH 449061245261015
  8. Andrew Park, M.D.Mansfield, OH 449061730610718

Common questions

What is Gregory P. Cook, MD's NPI number?

Gregory P. Cook, MD's National Provider Identifier (NPI) is 1528064904, issued on Jun 22, 2005. An NPI identifies a provider in billing; it is not a license.

Where is Gregory P. Cook, MD located?

The NPPES record lists a practice address at 2800 Hayes Ave, Sandusky, OH, 44870. Phone: (419) 627-8771. Providers update this record themselves, so call before visiting.

How can I verify Gregory P. Cook, MD's license?

NPPES lists Ohio license number 35062615, 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 Gregory P. Cook, MD prescribe under Medicare Part D?

In 2024, Gregory P. Cook, MD had 1,427 Medicare Part D claims for 553 beneficiaries; the average among urology physician prescribers was 1,340. 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.