USACS OBSERVATION MEDICINE SERVICES OF OKLAHOMA, LLC
NPI 1326739111
Emergency Medicine in Tulsa, OK

Active since May 15, 2023
6161 S YALE AVE, TULSA, OK 74136(844) 474-4019(330) 493-8677 Get Directions Write a Review

NPPES record last updated: February 12, 2025. Verified against the NPPES registry weekly; last sync: October 18, 2026.

Record update history: Feb 12, 2025, May 15, 2023 (2 updates tracked since 2023).

About Usacs Observation Medicine Services Of Oklahoma, Llc NPPES

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

USACS OBSERVATION MEDICINE SERVICES OF OKLAHOMA, LLC (NPI 1326739111) is a healthcare organization registered as an emergency medicine in Tulsa, Oklahoma and active in the NPI registry since May 2023. The organization lists Jennifer Chastain, Secretary, as its authorized official.

NPPES Registry Identity

NPI1326739111
Entity TypeOrganization
Primary Taxonomy207P00000X
Legal Business NameUSACS OBSERVATION MEDICINE SERVICES OF OKLAHOMA, LLC
Location Address6161 S YALE AVETulsa, OK 74136-1902
Mailing Address4535 Dressler Rd NwCanton, OH 44718-2545 · (844) 474-4019
Fax(330) 493-8677
Organization SubpartNo
Authorized OfficialJennifer ChastainSecretary · (330) 493-4443
Enumeration DateMay 15, 2023
Last NPPES UpdateFebruary 12, 20252 updates tracked since enumeration
NPPES CertifiedFebruary 12, 2025
✔ NPI 1326739111 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyEmergency MedicineAllopathic & Osteopathic Physicians
Taxonomy Code207P00000X
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.
6161 S YALE AVE, Tulsa, OK 74136

Group Practice 1

Group TaxonomyThis provider is a business group of one or more individual practitioners, who practice with different areas of specialization.193200000X MULTI-SPECIALTY GROUP

Accepted Insurance

Medicare Participation & PECOS CMS

Medicare enrollment and the clinicians who bill Medicare through this organization, from CMS.

Medicare Enrollment Status

✔

Enrolled in Medicare (PECOS)

Usacs Observation Medicine Services Of Oklahoma, Llc is registered in the CMS Provider Enrollment, Chain and Ownership System (PECOS).

Clinicians Billing Medicare Through This Organization

300

Medicare enrollment records show 300 clinicians reassign Medicare billing to Usacs Observation Medicine Services Of Oklahoma, LLC, which bills Medicare for the services they deliver. Of these, 9 practice at this address and 103 within 10 miles. Listed here are the 20 practicing nearest to this location.

Clinicians by Medicare Specialty 10

Internal Medicine155
Family Practice53
Nurse Practitioner53
Emergency Medicine26
Hospitalist7
Certified Clinical Nurse Specialist (CNS)2
Cardiovascular Disease (Cardiology)1
Critical Care (Intensivists)1
2 other specialties2

Nearest to this location (20)

See all 300
Emergency Medicine
NPI 1659698694
6161 S YALE AVE ST. FRANCIS - DEPARTMENT OF EMERGENCY MEDICINE
Tulsa, OK 74136
(479) 381-9986
✔ PECOSSame address
Hospitalist
NPI 1366405060
6161 S YALE AVE
Tulsa, OK 74136
(918) 502-1900
✔ PECOS✔ Accepts MedicareSame address
Nurse Practitioner
NPI 1215422670
6161 S YALE AVE
Tulsa, OK 74136
(918) 307-6000
✔ PECOS✔ Accepts MedicareSame address
Certified Clinical Nurse Specialist (CNS)
NPI 1720499585
6161 S YALE AVE
Tulsa, OK 74136
(918) 502-1900
✔ PECOS✔ Accepts MedicareSame address
Nurse Practitioner
NPI 1316341399
6161 S YALE AVE
Tulsa, OK 74136
(918) 502-1900
✔ PECOS✔ Accepts MedicareSame address
Internal Medicine
NPI 1346780988
6161 S YALE AVE
Tulsa, OK 74136
(918) 502-1900
✔ PECOS✔ Accepts MedicareSame address
Emergency Medicine
NPI 1487847448
6161 S YALE AVE
Tulsa, OK 74136
(918) 744-3131
✔ PECOSSame address
Nurse Practitioner
NPI 1962727164
6161 S YALE AVE
Tulsa, OK 74136
(918) 502-1900
✔ PECOS✔ Accepts MedicareSame address
Nurse Practitioner
NPI 1114382678
6161 S YALE AVE
Tulsa, OK 74136
(918) 502-1900
✔ PECOS✔ Accepts MedicareSame address
Hospitalist
NPI 1811551146
6161 S YALE AVE
Tulsa, OK 74136
(918) 502-1900
✔ PECOS✔ Accepts Medicare0.1 mi
Internal Medicine
NPI 1184069080
6161 S YALE AVE
Tulsa, OK 74136
(918) 502-1900
✔ PECOS✔ Accepts Medicare0.1 mi
Nurse Practitioner
NPI 1063958130
6465 S YALE AVE SUITE 507
Tulsa, OK 74136
(918) 712-5000
✔ PECOS✔ Accepts Medicare0.2 mi
Nurse Practitioner
NPI 1902662604
6130 E 81ST ST
Tulsa, OK 74137
(918) 401-1002
✔ PECOS✔ Accepts Medicare1.9 mi
Emergency Medicine
NPI 1003203001
4502 E 41ST ST
Tulsa, OK 74135
(918) 619-4400
✔ PECOS✔ Accepts Medicare1.9 mi
Internal Medicine
NPI 1407317217
4502 E 41ST ST
Tulsa, OK 74135
(918) 619-4400
✔ PECOS✔ Accepts Medicare2.0 mi
Internal Medicine
NPI 1225176779
4502 E 41ST ST
Tulsa, OK 74135
(800) 435-9845
✔ PECOS✔ Accepts Medicare2.0 mi
Emergency Medicine
NPI 1679102446
4502 E 41ST ST
Tulsa, OK 74135
(918) 579-2367
✔ PECOS✔ Accepts Medicare2.2 mi
Nurse Practitioner
NPI 1912378050
2488 E 81ST ST STE 2000
Tulsa, OK 74137
(918) 481-4700
✔ PECOS✔ Accepts Medicare2.9 mi
Family Practice
NPI 1114547825
7501 RIVERSIDE PKWY
Tulsa, OK 74136
(918) 710-4200
✔ PECOS✔ Accepts Medicare3.3 mi
Infectious Disease
NPI 1871766428
1919 S WHEELING AVE STE LL
Tulsa, OK 74104
(918) 748-7665
✔ PECOS✔ Accepts Medicare5.0 mi
See all 300 clinicians

Source: CMS Revalidation Reassignment List, October 2026 release. Reassignment records can lag staffing changes; confirm a current affiliation with the organization.

Frequently Asked Questions NPPES & CMS

Common questions about this NPI record, answered from the official NPPES registry and CMS datasets shown on this page.

What is Usacs Observation Medicine Services Of Oklahoma, LLC's NPI number?

The NPI number for Usacs Observation Medicine Services Of Oklahoma, LLC is 1326739111. It was assigned to this organization in the NPPES registry on May 15, 2023.

Where is Usacs Observation Medicine Services Of Oklahoma, LLC located?

Usacs Observation Medicine Services Of Oklahoma, LLC is located at 6161 S Yale Ave, Tulsa, OK 74136. The listed phone number is (844) 474-4019.

What is Usacs Observation Medicine Services Of Oklahoma, LLC's specialty?

The primary specialty registered for this NPI is Emergency Medicine with taxonomy code 207P00000X.

Is Usacs Observation Medicine Services Of Oklahoma, LLC enrolled in Medicare?

Yes. Usacs Observation Medicine Services Of Oklahoma, LLC is registered in the Medicare PECOS enrollment system.

How many clinicians bill Medicare through Usacs Observation Medicine Services Of Oklahoma, LLC?

According to the CMS Revalidation Reassignment List (October 2026 release), 300 clinicians in 10 Medicare specialties reassign their Medicare billing to Usacs Observation Medicine Services Of Oklahoma, LLC. A reassignment is filed with Medicare on form CMS-855R, signed by both the clinician and the organization, and lets the organization bill Medicare and receive payment for the clinician's services. The largest specialties are Internal Medicine (155), Family Practice (53) and Nurse Practitioner (53). Of these, 9 practice at this address and 103 within 10 miles. Reassignment records can lag staffing changes; confirm a current affiliation with the organization.

What insurance does Usacs Observation Medicine Services Of Oklahoma, LLC accept?

Health plans from Blue Cross and Blue Shield of Oklahoma list Usacs Observation Medicine Services Of Oklahoma, LLC as in-network in at least one marketplace plan. Coverage varies by plan and year; verify with the insurer or the provider before a visit.

When was this NPI record last updated?

The NPPES record for Usacs Observation Medicine Services Of Oklahoma, LLC was last updated on February 12, 2025. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 20 months ago. If this record has changed at CMS more recently, you can request an on-demand re-check against the live CMS registry, directly from this page.