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Obstetrics/Gynecology

Greg J. Denhaese, MD

Works at hospitals in Tampa, FL · Florida

Summary

Dr. Greg J. Denhaese, MD is an OB-GYN at 2108 Thonotosassa Rd, Plant City, FL 33563. Phone: (813) 752-4103. Accepts Medicare assignment. In 2024, Greg J. Denhaese had 56 Original Medicare patients and 148 services. NPI 1558357517. Source: CMS National Downloadable File, updated October 2, 2026; CMS Facility Affiliation Data, updated October 2, 2026; CMS Medicare Physician & Other Practitioners, data year 2024.

  • Specialty: OB-GYN (Medicare lists Obstetrics/Gynecology)
  • Address: 2108 Thonotosassa Rd, Plant City, FL 33563 · Directions (1 more location)
  • Phone: (813) 752‑4103
  • Medicare: Accepts Medicare assignment
  • Hospital: St Josephs Hospital
  • Group practice: Womens Care Florida LLC
  • Medical school: Vanderbilt University School Of Medicine · graduated 2001 (25 years since medical school)
  • Gender (as listed): Male

From official Medicare data

This page shows what Medicare's official clinician data says about Greg J. Denhaese, joined by NPI number (data updated October 2, 2026). It is not a recommendation or a rating. Call the office or hospital to confirm before you go.

In a medical emergency, call 911.

Quick answers

Does Greg J. Denhaese accept Medicare assignment?
Yes. Medicare's clinician data says Greg J. Denhaese accepts Medicare assignment (the Medicare-approved amount as full payment for covered services), as of October 2, 2026. Ask the office to confirm before your visit.
How many Medicare patients does Greg J. Denhaese see?
In 2024, CMS data shows 56 Original Medicare patients and 148 services for Greg J. Denhaese. This counts Original Medicare only and measures volume, not quality.
What is Greg J. Denhaese's NPI number?
1558357517. The NPI (National Provider Identifier) is the clinician's permanent federal ID; you can look it up in the official NPI Registry.

Medicare activity in 2024

Official CMS public-use data for Greg J. Denhaese, data year 2024 (released May 21, 2026). It covers Original Medicare (fee-for-service) patients only, not Medicare Advantage or other insurance. It shows volume, not quality or outcomes. CMS hides any count of 10 or fewer patients.

Original Medicare patients56
Services billed to Medicare148
Different services or procedures19
Participating Medicare providerYes
Average age of these patients70

Most frequent services

  1. Cervical or vaginal cancer screening; pelvic and clinical breast examination (G0101)39 services
  2. Screening 3d breast mammography (77063)19 services
  3. Screening mammography (77067)19 services
  4. Established patient office or other outpatient visit with low level od decision making, if using time, 20 minutes or more (99213)19 services

Chronic conditions among these patients

Share of this clinician’s Original Medicare patients with each condition, as published by CMS (it describes the patients, not the care given).

  • High blood pressure75%
  • High cholesterol75%
  • Arthritis55%
  • Diabetes30%
  • Osteoporosis27%
  • Ischemic heart disease25%

Hospitals where Greg J. Denhaese works

Medicare's Facility Affiliation Data lists Greg J. Denhaese at these hospitals (updated October 2, 2026). Each hospital page shows its address, phone, emergency services, Medicare rating and all its clinicians. Star rating and emergency services: Hospital General Information (CMS), data updated October 26, 2026.

  • St Josephs HospitalTampa, FL · Acute Care Hospital · Medicare rating: 4 of 5 stars · Emergency services: listed by Medicare · CCN 100075

Practice locations

Addresses where Greg J. Denhaese is enrolled with Medicare (CMS data updated October 2, 2026).

Group practices

Medicare enrollment lists Greg J. Denhaese as a member of this group (CMS data updated October 2, 2026).

  • Womens Care Florida LLC325 clinicians in the group

Specialties

Find other Obstetrics/Gynecology doctors in Florida →

Other OB-GYNs in Plant City

Clinicians with the same Medicare primary specialty in Plant City, FL — not a recommendation.

All OB-GYNs in Plant City →

Other clinicians in Womens Care Florida LLC

Medicare enrollment lists these clinicians in the same group practice — not a recommendation.

Clinician information

CredentialMD
Medical schoolVanderbilt University School Of Medicine
Graduation year2001 (25 years since medical school)
Gender (as listed)Male
Medicare assignmentAccepts (Medicare-approved amount as full payment)
NPI (National Provider Identifier)1558357517
CorrectionsReport an error or suggest an update →

Most corrections must be made at the source: clinicians update their NPI Registry record (NPPES) and their Medicare enrollment (PECOS); this page follows the next data release.

Sources

  1. Facility Affiliation Data — Centers for Medicare & Medicaid Services (CMS), data updated October 2, 2026, retrieved October 29, 2026
  2. Hospital General Information — CMS, data updated October 26, 2026, retrieved November 13, 2026
  3. National Downloadable File (Doctors and Clinicians) — CMS, data updated October 2, 2026, retrieved October 29, 2026
  4. Medicare Physician & Other Practitioners - by Provider — CMS, data year 2024, released May 21, 2026; Medicare Physician & Other Practitioners - by Provider and Service
  5. NPI Registry — U.S. Department of Health and Human Services (NPPES), the clinician’s official record
  6. Medicare Care Compare — official Medicare tool to look up clinicians