CAROLINE MICHELE MARKEY M.D.
NPI 1255726360
Obstetrics & Gynecology in Tulsa, OK
About Caroline Michele Markey M.d. NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
CAROLINE MICHELE MARKEY M.D. (NPI 1255726360) is an individual obstetrics & gynecology provider in Tulsa, Oklahoma, licensed in Oklahoma (34859) and active in the NPI registry since April 2015. She is enrolled in Medicare PECOS, is affiliated with Hillcrest Medical Center, and maintains a secondary practice location in Kansas City.
NPPES Registry Identity
Specialties & Licenses
Secondary Practice Location 1
Accepted Insurance
Medicare Participation & PECOS CMS
Medicare enrollment, assignment, billing reassignment, and ordering and referring status from CMS.
Medicare Enrollment Status
Enrolled in Medicare and accepts Medicare assignment
Caroline Michele Markey M.d. 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.
Medicare Billing Reassignments
2Medicare enrollment records show Caroline Markey reassigns Medicare billing to 2 organizations. Each organization bills Medicare for the services this provider delivers there; the nearest is listed first.
Tulsa, OK 74135
- Reassigned Medicare billing, Oklahoma enrollment
- 124 clinicians in this Medicare group
Muskogee, OK 74401
- Reassigned Medicare billing, Texas enrollment
- 655 clinicians in this Medicare group
Source: CMS Revalidation Reassignment List, October 2026 release. Reassignment records can lag staffing changes; confirm a current affiliation with the organization.
Hospital Affiliations CMS Care Compare
Hospitals where this provider delivers care, identified from recent Medicare claims and place-of-service records.
Hillcrest Medical Center
Acute Care Hospitals · Tulsa, OKPhysician Visit Costs CMS claims · ZIP area
Typical Medicare office-visit costs in the 74135 ZIP code area, from fee-for-service claims. These are area statistics, not this provider’s prices; actual charges vary by service and coverage.
Other Providers at the Same Location NPPES 20
Providers registered at the same practice address, or within the immediate area, according to the NPPES registry.
TULSA, OK 74135
TULSA, OK 74135
TULSA, OK 74135
TULSA, OK 74135
TULSA, OK 74135
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 Caroline Markey's NPI number?
The NPI number for Caroline Markey is 1255726360. It was assigned to this individual provider in the NPPES registry on April 6, 2015.
Where is Caroline Markey located?
Caroline Markey practices at 4444 E 41st St, Tulsa, OK 74135. The listed phone number is (918) 619-4203.
What is Caroline Markey's specialty?
The primary specialty registered for this NPI is Obstetrics & Gynecology with taxonomy code 207V00000X.
Is Caroline Markey enrolled in Medicare?
Yes. Caroline Markey is registered in the Medicare PECOS system and accepts Medicare assignment, which means accepting the Medicare-approved amount as payment in full for covered services.
Which organizations bill Medicare for Caroline Markey's services?
According to the CMS Revalidation Reassignment List (October 2026 release), Caroline Markey reassigns Medicare benefits to 2 organizations: Board Of Regents Of The University Of Oklahoma Ou Physicians Tulsa (Tulsa, OK) and Creek Nation Hospital & Clinics (Muskogee, OK). Each 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 Caroline Markey's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.
What insurance does Caroline Markey accept?
Health plans from Blue Cross and Blue Shield of Oklahoma and Mending Health list Caroline Markey 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.
Is Caroline Markey affiliated with any hospitals?
According to CMS data, Caroline Markey is affiliated with Hillcrest Medical Center.
When was this NPI record last updated?
The NPPES record for Caroline Markey was last updated on August 6, 2019. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 7 years 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.
# Caroline Michele Markey, M.D. · NPI 1255726360
Obstetrics & Gynecology physician in Tulsa, Oklahoma. Individual provider, active in the CMS NPPES registry since April 6, 2015.
## Identity
- **NPI:** 1255726360 (Entity type: Individual)
- **Enumerated:** April 6, 2015
- **Primary specialty:** Obstetrics & Gynecology · taxonomy 207V00000X
- **State license:** 34859 (Oklahoma)
- **Sole proprietor:** No
## Practice location
- **Address:** 4444 E 41ST ST, Tulsa, OK 74135-2527
- **Phone:** (918) 619-4203
## Medicare
- **Medicare:** Enrolled (PECOS); accepts Medicare assignment
- **Ordering & referring:** eligible for Part B labs & imaging, durable medical equipment, home health, power mobility devices
- **Bills Medicare through:** 2 organizations under Medicare reassignment (form CMS-855R): Board Of Regents Of The University Of Oklahoma Ou Physicians Tulsa (NPI 1154385730, Tulsa, OK); Creek Nation Hospital & Clinics (NPI 1922873611, Muskogee, OK) · CMS Revalidation Reassignment List, October 2026 release
- **Medical school:** University Of Kansas School Of Med, class of 2015
## Record status
- **NPPES last updated:** August 6, 2019
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Source: [NPI Profile](https://npiprofile.com/npi/1255726360) · Data from the CMS NPPES public registry.