RYAN MATTHEW ACKER DO
NPI 1659949303
Emergency Medicine in Tulsa, OK

Active since June 17, 2021PECOS EnrolledAccepts Medicare Assignment
1111 W 17TH ST, TULSA, OK 74107(918) 561-1232 Get Directions Write a Review

NPPES record last updated: August 20, 2025. Verified against the NPPES registry weekly; last sync: July 19, 2026.

Record update history: Oct 10, 2024, Jun 17, 2021 (2 updates tracked since 2021).

About Ryan Matthew Acker Do NPPES

Official registry information on file with the National Plan and Provider Enumeration System.

RYAN MATTHEW ACKER DO (NPI 1659949303) is an individual emergency medicine provider in Tulsa, Oklahoma, licensed in Oklahoma (8063) and active in the NPI registry since June 2021. He is enrolled in Medicare PECOS, is affiliated with Stillwater Medical Center, and maintains 2 additional practice locations.

NPPES Registry Identity

NPI1659949303
Entity TypeIndividualMale
Primary Taxonomy207P00000X
Provider Legal NameRYAN MATTHEW ACKERCredential: DO
Location Address1111 W 17TH STTulsa, OK 74107-1886
Mailing Address1111 W 17th StTulsa, OK 74107-1886 · (918) 561-1232
Sole ProprietorYes
Medical School CMSOklahoma State University College Of Osteopathic MedicineGraduated 2022
Enumeration DateJune 17, 2021
Last NPPES UpdateAugust 20, 20252 updates tracked since enumeration
NPPES CertifiedAugust 20, 2025
NPI 1659949303 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses 2

Primary SpecialtyEmergency MedicineAllopathic & Osteopathic Physicians
Taxonomy Code207P00000X
License Licensed in OK · 8063
Definition

An emergency physician focuses on the immediate decision making and action necessary to prevent death or any further disability both in the pre-hospital setting by directing emergency medical technicians and in the emergency department. The emergency physician provides immediate recognition, evaluation, care, stabilization and disposition of a generally diversified population of adult and pediatric patients in response to acute illness and injury.

1111 W 17TH ST, Tulsa, OK 74107

Secondary Practice Locations 2

Location 11323 W 6th AveStillwater, OK 74074-4306 · Phone (405) 742-5454 · Fax (405) 742-5454
Location 2200 2nd Ave SWMiami, OK 74354-6830 · Phone (918) 542-6611

Accepted Insurance

Medicare Participation & PECOS CMS

Medicare enrollment, assignment, and ordering and referring status from the CMS PECOS system.

Medicare Enrollment Status

Enrolled in Medicare and accepts Medicare assignment

Ryan Matthew Acker Do is registered in PECOS and agrees to accept the Medicare-approved amount as full payment. Medicare patients are not billed beyond the standard deductible and coinsurance.

PECOS PAC ID4789039736
PECOS Enrollment IDI20231011000085
Eligible to Order & Refer Part B Labs & Imaging Durable Medical Equipment Home Health Agency Power Mobility DevicesPer the CMS Ordering and Referring file. Eligibility means Medicare pays claims that this provider orders or refers for these categories.

Physician Visit Costs



The typical physician office visit costs for Medicare beneficiaries in this area are: $20.61 for a new patient copayment and $23.56 for an established patient copayment.

The pricing information below displays the copayment minimum, maximum and average amount that patients under Medicare are charged when visiting this provider as a new or established patient. Please keep in mind that these prices are just for reference purposes, and the actual prices charged by the provider might be different.

For patients covered under private health plans the prices below are also useful as healthcare pricing for private insurance is usually established as a function of Medicare prices. Private insurance covered patients should check their individual plans to determine the exact pricing.

The prices below reflect the costs for new and established patients in the 74107 ZIP code area.

New Patients Visit Costs *

The most utilized procedure code for new patients office visits is 99203

  • Average New Patient Price $82.46
  • Minimum New Patient Price $53
  • Maximum New Patient Price $162.61
  • Average New Patient Copayment $20.61
  • Minimum New Patient Copayment $13.25
  • Maximum New Patient Copayment $40.65

Established Patients Visit Costs *

The most utilized procedure code for established patients office visits is 99214

  • Average Established Patient Price $94.27
  • Minimum Established Patient Price $16.68
  • Maximum Established Patient Price $132.4
  • Average Established Patient Copayment $23.56
  • Minimum Established Patient Copayment $4.17
  • Maximum Established Patient Copayment $33.1

* The physician office visit costs information is generated by statistical analysis of similar providers in the same geographical area. The pricing information above IS NOT the amount charged by this provider.

Find Provider Hospital Affiliations - Privileges

Doctors and physicians must apply for hospital privileges to treat patients at hospitals. Find out if your doctor has privileges to practice at your preferred hospital by using the hospital affiliation information below based on recent medical claims.

Hospital affiliation is identified through self-reporting data, inpatient, outpatient, physician and ancillary service claims linked by the medical claims NPI number and place of service code. Additionally, to further determine provider hospital affiliation the clinician must have provided services to at least three patients on three different dates in the last 12 months. Ryan Acker is affiliated with the following medical facilities:

Hospital Name Address Phone Hospital Type Overall Rating
STILLWATER MEDICAL CENTER1323 WEST 6TH STREET
STILLWATER, OK 74076
(405) 372-1480Acute Care Hospitals
HILLCREST HOSPITAL HENRYETTA2401 W MAIN
HENRYETTA, OK 74437
(918) 650-1511Acute Care Hospitals
CREEK NATION COMMUNITY HOSPITAL1800 E COPLIN
OKEMAH, OK 74859
(918) 623-1424Critical Access Hospitals

Other Providers at the Same Location


The following 20 providers are registered at the same or a nearby location.

Specialist (Research Study)
1111 W 17TH ST
TULSA, OK 74107
Clinical Medical Laboratory
1111 W 17TH ST, ATTN: JARRAD WAGNER
TULSA, OK 74107
Clinical Medical Laboratory
1111 W 17TH ST
TULSA, OK 74107
Specialist/Technologist (Athletic Trainer)
1111 W 17TH ST
TULSA, OK 74107
Student in an Organized Health Care Education/Training Program
1111 W 17TH ST
TULSA, OK 74107
Student in an Organized Health Care Education/Training Program
1111 W 17TH ST
TULSA, OK 74107
Student in an Organized Health Care Education/Training Program
1111 W 17TH ST
TULSA, OK 74107
Student in an Organized Health Care Education/Training Program
1111 W 17TH ST
TULSA, OK 74107
Specialist/Technologist (Athletic Trainer)
1111 W 17TH ST
TULSA, OK 74107
Student in an Organized Health Care Education/Training Program
1111 W 17TH ST
TULSA, OK 74107
Student in an Organized Health Care Education/Training Program
1111 W 17TH ST
TULSA, OK 74107
Student in an Organized Health Care Education/Training Program
1111 W 17TH ST
TULSA, OK 74107
Student in an Organized Health Care Education/Training Program
1111 W 17TH ST
TULSA, OK 74107
Student in an Organized Health Care Education/Training Program
1111 W 17TH ST
TULSA, OK 74107
Student in an Organized Health Care Education/Training Program
1111 W 17TH ST
TULSA, OK 74107
Student in an Organized Health Care Education/Training Program
1111 W 17TH ST
TULSA, OK 74107
Student in an Organized Health Care Education/Training Program
1111 W 17TH ST
TULSA, OK 74107
Student in an Organized Health Care Education/Training Program
1111 W 17TH ST
TULSA, OK 74107
Student in an Organized Health Care Education/Training Program
1111 W 17TH ST
TULSA, OK 74107
Student in an Organized Health Care Education/Training Program
1111 W 17TH ST
TULSA, OK 74107

Frequently Asked Questions

The NPI number assigned to this healthcare provider is 1659949303, enumerated as an "individual" on June 17, 2021.

The provider is located at 1111 W 17TH ST TULSA, OK 74107 and the phone number is (918) 561-1232.

Emergency Medicine with taxonomy code 207P00000X.

The provider might be accepting Accepts: Medica. Please consult your insurance carrier or call the provider to verify.

Ryan Acker is affiliated with: STILLWATER MEDICAL CENTER, HILLCREST HOSPITAL HENRYETTA and CREEK NATION COMMUNITY HOSPITAL.