DR. CLAY THOMAS REED MD
NPI 1841721438
Internal Medicine - Hematology & Oncology in Oklahoma City, OK
About Dr. Clay Thomas Reed Md NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
DR. CLAY THOMAS REED MD (NPI 1841721438) is an individual hematology & oncology provider in Oklahoma City, Oklahoma, licensed in Oklahoma (39409) and active in the NPI registry since March 2017. He is enrolled in Medicare PECOS, is affiliated with Mercy Hospital Oklahoma City, Inc, and is a graduate of University Of Oklahoma College Of Medicine (2017).
NPPES Registry Identity
Specialties & Licenses 2
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. Clay Thomas Reed 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 Clay Reed 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 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 5
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, OKIntegris Bass Baptist Health Center
Acute Care Hospitals · Enid, OKIntegris Baptist Medical Center, Inc
Acute Care Hospitals · Oklahoma City, OKIntegris Southwest Medical Center
Acute Care Hospitals · Oklahoma City, OKIntegris Health Edmond Hospital
Acute Care Hospitals · Edmond, OKPhysician Visit Costs CMS claims · ZIP area
Typical Medicare office-visit costs in the 73120 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 3
Providers registered at the same practice address, or within the immediate area, according to the NPPES registry.
OKLAHOMA CITY, OK 73120
OKLAHOMA CITY, OK 73120
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 Clay Reed's NPI number?
The NPI number for Clay Reed is 1841721438. It was assigned to this individual provider in the NPPES registry on March 24, 2017.
Where is Clay Reed located?
Clay Reed practices at 4401 Mcauley Blvd Ste 2700, Oklahoma City, OK 73120. The listed phone number is (405) 751-4343.
What is Clay Reed's specialty?
The primary specialty registered for this NPI is Internal Medicine, specializing in Hematology & Oncology, with taxonomy code 207RH0003X.
Is Clay Reed enrolled in Medicare?
Yes. Clay Reed 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 Clay Reed's services?
According to the CMS Revalidation Reassignment List (October 2026 release), Clay Reed 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 Clay Reed's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.
What insurance does Clay Reed 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 3 other insurers list Clay Reed 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 Clay Reed affiliated with any hospitals?
According to CMS data, Clay Reed is affiliated with Mercy Hospital Oklahoma City, Inc, Integris Bass Baptist Health Center, Integris Baptist Medical Center, Inc, Integris Southwest Medical Center and Integris Health Edmond Hospital.
When was this NPI record last updated?
The NPPES record for Clay Reed was last updated on July 21, 2023. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 3 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. Clay Thomas Reed, MD · NPI 1841721438
Hematology & Oncology physician in Oklahoma City, Oklahoma. Individual provider, active in the CMS NPPES registry since March 24, 2017.
## Identity
- **NPI:** 1841721438 (Entity type: Individual)
- **Enumerated:** March 24, 2017
- **Primary specialty:** Internal Medicine - Hematology & Oncology · taxonomy 207RH0003X
- **State license:** 39409 (Oklahoma)
- **Sole proprietor:** No
## Practice location
- **Address:** 4401 MCAULEY BLVD STE 2700, Oklahoma City, OK 73120-8565
- **Phone:** (405) 751-4343 · **Fax:** (405) 751-4346
## 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:** University Of Oklahoma College Of Medicine, class of 2017
## Record status
- **NPPES last updated:** July 21, 2023
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Source: [NPI Profile](https://npiprofile.com/npi/1841721438) · Data from the CMS NPPES public registry.