Medical emergency?Emergency? Call 911. Nearest emergency roomsNearest ERs

Physician Assistant

Caroline Parker, PA

Works at hospitals in Tulsa, OK · Oklahoma

Summary

Caroline Parker, PA is a physician assistant at 1120 S Utica Ave, Tulsa, OK 74104. Phone: (918) 592-0999. Accepts Medicare assignment. In 2024, Caroline Parker had 51 Original Medicare patients and 75 services. NPI 1578923777. 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.

From official Medicare data

This page shows what Medicare's official clinician data says about Caroline Parker, 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 Caroline Parker accept Medicare assignment?
Yes. Medicare's clinician data says Caroline Parker 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 Caroline Parker see?
In 2024, CMS data shows 51 Original Medicare patients and 75 services for Caroline Parker. This counts Original Medicare only and measures volume, not quality.
What is Caroline Parker's NPI number?
1578923777. 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 Caroline Parker, 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 patients51
Services billed to Medicare75
Different services or procedures5
Participating Medicare providerYes
Average age of these patients74

Most frequent services

  1. Subsequent hospital care with moderate levelof medical decision making, if using time, at least 50 minutes (99233)35 services
  2. Subsequent hospital care with moderate levelof medical decision making, if using time, at least 35 minutes (99232)13 services
  3. Initial hospital care with moderate level of medical decision making, if using time, at least 75 minutes (99223)12 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%
  • Chronic kidney disease71%
  • Heart failure71%
  • Diabetes69%
  • Ischemic heart disease63%

Hospitals where Caroline Parker works

Medicare's Facility Affiliation Data lists Caroline Parker 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.

  • Hillcrest Hospital SouthTulsa, OK · Acute Care Hospital · Medicare rating: 3 of 5 stars · Emergency services: listed by Medicare · CCN 370202
  • Hillcrest Medical CenterTulsa, OK · Acute Care Hospital · Medicare rating: 3 of 5 stars · Emergency services: listed by Medicare · CCN 370001

Practice locations

Addresses where Caroline Parker is enrolled with Medicare (CMS data updated October 2, 2026).

Group practices

Medicare enrollment lists Caroline Parker as a member of this group (CMS data updated October 2, 2026).

  • Ahs Oklahoma Heart LLC132 clinicians in the group

Specialties

Find other clinicians: Physician Assistant, Oklahoma →

Other physician assistants in Tulsa

Clinicians with the same Medicare primary specialty in Tulsa, OK — not a recommendation.

All physician assistants in Tulsa →

Other clinicians in Ahs Oklahoma Heart LLC

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

Clinician information

CredentialPA
Graduation year2015
Gender (as listed)Female
Medicare assignmentAccepts (Medicare-approved amount as full payment)
NPI (National Provider Identifier)1578923777
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