DR. MARY ANN JOSEPH D.O.
NPI 1336554492
Family Medicine in Oklahoma City, OK
About Dr. Mary Ann Joseph D.o. NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
DR. MARY ANN JOSEPH D.O. (NPI 1336554492) is an individual family medicine provider in Oklahoma City, Oklahoma, licensed in Oklahoma (6198) and active in the NPI registry since June 2014. She is enrolled in Medicare PECOS, is affiliated with Mercy Hospital Oklahoma City, Inc, and is a graduate of Other (2014).
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 Ann Joseph D.o. 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 Joseph 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 73120
- Reassigned Medicare billing, Oklahoma enrollment
- 975 clinicians in this Medicare group
Oklahoma City, OK 73134
- Reassigned Medicare billing, Oklahoma enrollment
- 1,058 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.
Areas of Expertise CMS Part B claims 9
Services this provider delivered to Medicare fee-for-service patients, from the CMS Medicare utilization data. Higher counts generally reflect more experience with a service; care delivered outside Medicare is not included.
Hospital Affiliations CMS Care Compare 2
Hospitals where this provider delivers care, identified from recent Medicare claims and place-of-service records.
Mercy Hospital Oklahoma City, Inc
Acute Care Hospitals · Oklahoma City, OKO U Medical Center
Acute Care Hospitals · Oklahoma City, OKPhysician Visit Costs CMS claims · ZIP area
Typical Medicare office-visit costs in the 73162 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.
Referred Medical Equipment & Supplies CMS DME claims 5
Durable medical equipment, devices and supplies this provider ordered from DME suppliers for patients, from Medicare fee-for-service claims.
Other Providers at the Same Location NPPES 9
Providers registered at the same practice address, or within the immediate area, according to the NPPES registry.
OKLAHOMA CITY, OK 73162
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 Joseph's NPI number?
The NPI number for Mary Joseph is 1336554492. It was assigned to this individual provider in the NPPES registry on June 27, 2014.
Where is Mary Joseph located?
Mary Joseph practices at 8325 NW Expressway, Oklahoma City, OK 73162. The listed phone number is (405) 728-8000.
What is Mary Joseph's specialty?
The primary specialty registered for this NPI is Family Medicine with taxonomy code 207Q00000X.
Is Mary Joseph enrolled in Medicare?
Yes. Mary Joseph 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 Joseph's services?
According to the CMS Revalidation Reassignment List (October 2026 release), Mary Joseph reassigns Medicare benefits to 2 organizations: Mercy Clinic Oklahoma Communities (Oklahoma City, OK) and Integris Ambulatory Care Corporation (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 Joseph's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.
What insurance does Mary Joseph accept?
Health plans from Ambetter Health, Ambetter from Arkansas Health & Wellness, Ambetter from Sunflower Health Plan, Ambetter from Superior HealthPlan and Ambetter of Oklahoma and 4 other insurers list Mary Joseph 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 Joseph affiliated with any hospitals?
According to CMS data, Mary Joseph is affiliated with Mercy Hospital Oklahoma City, Inc and O U Medical Center.
When was this NPI record last updated?
The NPPES record for Mary Joseph was last updated on February 27, 2025. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 19 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.
# Dr. Mary Ann Joseph, D.O. · NPI 1336554492
Family Medicine physician in Oklahoma City, Oklahoma. Individual provider, active in the CMS NPPES registry since June 27, 2014.
## Identity
- **NPI:** 1336554492 (Entity type: Individual)
- **Enumerated:** June 27, 2014
- **Primary specialty:** Family Medicine · taxonomy 207Q00000X
- **State license:** 6198 (Oklahoma)
- **Sole proprietor:** No
## Practice location
- **Address:** 8325 NW EXPRESSWAY, Oklahoma City, OK 73162-6006
- **Phone:** (405) 728-8000 · **Fax:** (405) 720-5837
## 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): Mercy Clinic Oklahoma Communities (NPI 1386874550, Oklahoma City, OK); Integris Ambulatory Care Corporation (NPI 1750333936, Oklahoma City, OK) · CMS Revalidation Reassignment List, October 2026 release
- **Medical school:** Other, class of 2014
## Record status
- **NPPES last updated:** February 27, 2025
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Source: [NPI Profile](https://npiprofile.com/npi/1336554492) · Data from the CMS NPPES public registry.