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Anesthesiology Assistant

Steven T. Gryn, AA

Works at hospitals in Trinity, FL · Florida

Summary

Steven T. Gryn, AA is an anesthesiologist assistant at 1501 Pasadena Ave S, South Pasadena, FL 33707. Phone: (727) 381-1000. Accepts Medicare assignment. In 2024, Steven T. Gryn had 57 Original Medicare patients and 57 services. NPI 1487215513. 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: Anesthesiologist assistant (Medicare lists Anesthesiology Assistant)
  • Address: 1501 Pasadena Ave S, South Pasadena, FL 33707 · Directions (1 more location)
  • Phone: (727) 381‑1000
  • Medicare: Accepts Medicare assignment
  • Hospital: HCA Florida Trinity Hospital
  • Group practice: Sunshine State Anesthesia Partners LLC
  • School: graduated 2019
  • Gender (as listed): Male

From official Medicare data

This page shows what Medicare's official clinician data says about Steven T. Gryn, 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 Steven T. Gryn accept Medicare assignment?
Yes. Medicare's clinician data says Steven T. Gryn 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 Steven T. Gryn see?
In 2024, CMS data shows 57 Original Medicare patients and 57 services for Steven T. Gryn. This counts Original Medicare only and measures volume, not quality.
What is Steven T. Gryn's NPI number?
1487215513. 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 Steven T. Gryn, 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 patients57
Services billed to Medicare57
Different services or procedures28
Participating Medicare providerYes
Average age of these patients75

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%
  • Arthritis70%
  • Ischemic heart disease60%
  • Anxiety54%
  • Diabetes51%

Hospitals where Steven T. Gryn works

Medicare's Facility Affiliation Data lists Steven T. Gryn 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.

  • HCA Florida Trinity HospitalTrinity, FL · Acute Care Hospital · Medicare rating: 2 of 5 stars · Emergency services: listed by Medicare · CCN 100191

Practice locations

Addresses where Steven T. Gryn is enrolled with Medicare (CMS data updated October 2, 2026).

Group practices

Medicare enrollment lists Steven T. Gryn as a member of this group (CMS data updated October 2, 2026).

  • Sunshine State Anesthesia Partners LLC425 clinicians in the group

Specialties

Find other clinicians: Anesthesiology Assistant, Florida →

Other anesthesiologist assistants in Florida

Clinicians with the same Medicare primary specialty in Florida — not a recommendation.

All anesthesiologist assistants in Florida →

Other clinicians in Sunshine State Anesthesia Partners LLC

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

Clinician information

CredentialAA
Graduation year2019
Gender (as listed)Male
Medicare assignmentAccepts (Medicare-approved amount as full payment)
NPI (National Provider Identifier)1487215513
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