MARK R ALLEE MD
NPI 1255309597
Internal Medicine in Oklahoma City, OK
About Mark R Allee Md NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
MARK R ALLEE MD (NPI 1255309597) is an individual internal medicine provider in Oklahoma City, Oklahoma, licensed in Oklahoma (18921) and active in the NPI registry since March 2006. He is enrolled in Medicare PECOS, is affiliated with O U Medical Center, and is a graduate of University Of Oklahoma College Of Medicine (1993).
NPPES Registry Identity
Specialties & Licenses
Other Identifiers 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
Mark R Allee Md 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 Mark Allee 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
- 845 clinicians in this Medicare group
Oklahoma City, OK 73104
- Reassigned Medicare billing, Oklahoma enrollment
- 1,795 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 10
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
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.
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.
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 Mark Allee's NPI number?
The NPI number for Mark Allee is 1255309597. It was assigned to this individual provider in the NPPES registry on March 11, 2006.
Where is Mark Allee located?
Mark Allee practices at 825 NE 10th St Oupb 4300, Oklahoma City, OK 73104. The listed phone number is (405) 271-3445.
What is Mark Allee's specialty?
The primary specialty registered for this NPI is Internal Medicine with taxonomy code 207R00000X.
Is Mark Allee enrolled in Medicare?
Yes. Mark Allee 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 Mark Allee's services?
According to the CMS Revalidation Reassignment List (October 2026 release), Mark Allee reassigns Medicare benefits to 2 organizations: Board Of Regents Of The University Of Oklahoma - Ou Physicians (Oklahoma City, OK) and Ou Health Partners, Inc (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 Mark Allee's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.
What insurance does Mark Allee accept?
Health plans from Blue Cross and Blue Shield of Oklahoma and Mending Health list Mark Allee 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 Mark Allee affiliated with any hospitals?
According to CMS data, Mark Allee is affiliated with O U Medical Center.
When was this NPI record last updated?
The NPPES record for Mark Allee was last updated on January 18, 2011. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 15 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.
# Mark R Allee, MD · NPI 1255309597
Internal Medicine physician in Oklahoma City, Oklahoma. Individual provider, active in the CMS NPPES registry since March 11, 2006.
## Identity
- **NPI:** 1255309597 (Entity type: Individual)
- **Enumerated:** March 11, 2006
- **Primary specialty:** Internal Medicine · taxonomy 207R00000X
- **State license:** 18921 (Oklahoma)
- **Sole proprietor:** No
## Practice location
- **Address:** 825 NE 10TH ST, OUPB 4300, Oklahoma City, OK 73104-5417
- **Phone:** (405) 271-3445
## 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 (NPI 1801869250, Oklahoma City, OK); Ou Health Partners, Inc (NPI 1528642642, Oklahoma City, OK) · CMS Revalidation Reassignment List, October 2026 release
- **Medical school:** University Of Oklahoma College Of Medicine, class of 1993
## Record status
- **NPPES last updated:** January 18, 2011
- **Other identifiers:** Medicare PIN 24R601831
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Source: [NPI Profile](https://npiprofile.com/npi/1255309597) · Data from the CMS NPPES public registry.