DR. MARY BETH HUMPHREY M.D., PH.D.
NPI 1235237728
Internal Medicine - Rheumatology in Oklahoma City, OK
About Dr. Mary Beth Humphrey M.d., Ph.d. NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
DR. MARY BETH HUMPHREY M.D., PH.D. (NPI 1235237728) is an individual rheumatology provider in Oklahoma City, Oklahoma, licensed in Oklahoma (25344) and active in the NPI registry since September 2006. She is enrolled in Medicare PECOS, is affiliated with O U Medical Center, and is a graduate of Baylor College Of Medicine (1997).
NPPES Registry Identity
Specialties & Licenses
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
Dr. Mary Beth Humphrey M.d., Ph.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 Mary Humphrey reassigns Medicare billing to 2 organizations. Each organization bills Medicare for the services this provider delivers there; the nearest is listed first.
Oklahoma City, OK 73104
- Reassigned Medicare billing, Oklahoma enrollment
- 1,795 clinicians in this Medicare group
Oklahoma City, OK 73104
- Reassigned Medicare billing, Oklahoma enrollment
- 845 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.
O U Medical Center
Acute Care Hospitals · Oklahoma City, OKPhysician Visit Costs CMS claims · ZIP area
Typical Medicare office-visit costs in the 73104 ZIP code area, from fee-for-service claims. These are area statistics, not this provider’s prices; actual charges vary by service and coverage.
Medicare Quality Performance CMS QPP · MIPS
Performance in the CMS Quality Payment Program: the MIPS final score across four weighted categories, and the individual quality measures reported to Medicare.
Other Providers at the Same Location NPPES 5
Providers registered at the same practice address, or within the immediate area, according to the NPPES registry.
OKLAHOMA CITY, OK 73104
OKLAHOMA CITY, OK 73104
OKLAHOMA CITY, OK 73104
OKLAHOMA CITY, OK 73104
OKLAHOMA CITY, OK 73104
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 Mary Humphrey's NPI number?
The NPI number for Mary Humphrey is 1235237728. It was assigned to this individual provider in the NPPES registry on September 20, 2006.
Where is Mary Humphrey located?
Mary Humphrey practices at 941 Stanton L Young Blvd Bseb 306E, Oklahoma City, OK 73104. The listed phone number is (405) 271-8001.
What is Mary Humphrey's specialty?
The primary specialty registered for this NPI is Internal Medicine, specializing in Rheumatology, with taxonomy code 207RR0500X.
Is Mary Humphrey enrolled in Medicare?
Yes. Mary Humphrey 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 Mary Humphrey's services?
According to the CMS Revalidation Reassignment List (October 2026 release), Mary Humphrey reassigns Medicare benefits to 2 organizations: Ou Health Partners, Inc (Oklahoma City, OK) and Board Of Regents Of The University Of Oklahoma - Ou Physicians (Oklahoma City, 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 Mary Humphrey's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.
What insurance does Mary Humphrey accept?
Health plans from Blue Cross and Blue Shield of Oklahoma and Mending Health list Mary Humphrey 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 Mary Humphrey affiliated with any hospitals?
According to CMS data, Mary Humphrey is affiliated with O U Medical Center.
When was this NPI record last updated?
The NPPES record for Mary Humphrey was last updated on July 8, 2007. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 19 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.
# Dr. Mary Beth Humphrey, M.D., PH.D. · NPI 1235237728
Rheumatology physician in Oklahoma City, Oklahoma. Individual provider, active in the CMS NPPES registry since September 20, 2006.
## Identity
- **NPI:** 1235237728 (Entity type: Individual)
- **Enumerated:** September 20, 2006
- **Primary specialty:** Internal Medicine - Rheumatology · taxonomy 207RR0500X
- **State license:** 25344 (Oklahoma)
- **Sole proprietor:** Yes
## Practice location
- **Address:** 941 STANTON L YOUNG BLVD, BSEB 306E, Oklahoma City, OK 73104-5019
- **Phone:** (405) 271-8001 · **Fax:** (405) 271-3191
## 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): Ou Health Partners, Inc (NPI 1528642642, Oklahoma City, OK); Board Of Regents Of The University Of Oklahoma - Ou Physicians (NPI 1801869250, Oklahoma City, OK) · CMS Revalidation Reassignment List, October 2026 release
- **Medical school:** Baylor College Of Medicine, class of 1997
## Record status
- **NPPES last updated:** July 8, 2007
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Source: [NPI Profile](https://npiprofile.com/npi/1235237728) · Data from the CMS NPPES public registry.