MASON B ANDREWS MD
NPI 1255473054
Neurological Surgery in Enid, OK
About Mason B Andrews Md NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
MASON B ANDREWS MD (NPI 1255473054) is an individual neurological surgery provider in Enid, Oklahoma, licensed in Oklahoma (24481) and active in the NPI registry since February 2007. He is enrolled in Medicare PECOS, is affiliated with Overland Park Reg Med Ctr, and is a graduate of University Of Oklahoma College Of Medicine (2005).
NPPES Registry Identity
Specialties & Licenses
Other Identifiers 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
Mason B Andrews 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
10Medicare enrollment records show Mason Andrews reassigns Medicare billing to 10 organizations. Each organization bills Medicare for the services this provider delivers there; the nearest is listed first.
Oklahoma City, OK 73134
- Reassigned Medicare billing, Oklahoma enrollment
- 1,058 clinicians in this Medicare group
Topeka, KS 66606
- Reassigned Medicare billing, Kansas enrollment
- Medicare enrollment name: Cotton-O'neil Clinic Revocable Trust
- 854 clinicians in this Medicare group
Olathe, KS 66062
- Reassigned Medicare billing, Kansas enrollment
- 384 clinicians in this Medicare group
Overland Park, KS 66215
- Reassigned Medicare billing, Kansas and Missouri enrollments
- 10 clinicians in this Medicare group
Overland Park, KS 66212
- Reassigned Medicare billing, Missouri enrollment
- 1,339 clinicians in this Medicare group
Lincoln, NE 68510
- Reassigned Medicare billing, Nebraska enrollment
- 525 clinicians in this Medicare group
Omaha, NE 68124
- Reassigned Medicare billing, Nebraska enrollment
- 1,045 clinicians in this Medicare group
Spokane Valley, WA 99037
- Reassigned Medicare billing, Washington enrollment
- 4,383 clinicians in this Medicare group
Lewiston, ME 04240
- Reassigned Medicare billing, Maine enrollment
- 920 clinicians in this Medicare group
Bangor, ME 04401
- Reassigned Medicare billing, Maine enrollment
- 788 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 4
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.
Overland Park Reg Med Ctr
Acute Care Hospitals · Overland Park, KSNorthern Light Eastern Maine Medical Center
Acute Care Hospitals · Bangor, MEPhysician Visit Costs CMS claims · ZIP area
Typical Medicare office-visit costs in the 73703 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
Providers registered at the same practice address, or within the immediate area, according to the NPPES registry.
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 Mason Andrews's NPI number?
The NPI number for Mason Andrews is 1255473054. It was assigned to this individual provider in the NPPES registry on February 12, 2007.
Where is Mason Andrews located?
Mason Andrews practices at 102 S Van Buren St, Enid, OK 73703. The listed phone number is (580) 242-7030.
What is Mason Andrews's specialty?
The primary specialty registered for this NPI is Neurological Surgery with taxonomy code 207T00000X.
Is Mason Andrews enrolled in Medicare?
Yes. Mason Andrews 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 Mason Andrews's services?
According to the CMS Revalidation Reassignment List (October 2026 release), Mason Andrews reassigns Medicare benefits to 10 organizations: Integris Ambulatory Care Corporation (Oklahoma City, OK), Cotton O'neil Clinic Recovable Trust (Topeka, KS), Shawnee Mission Medical Center Inc (Olathe, KS), Overland Park Orthopedics, LLC (Overland Park, KS), Saint Lukes Physician Group Inc (Overland Park, KS) and 5 more organizations, listed in the Medicare section above. 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 Mason Andrews's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.
What insurance does Mason Andrews accept?
Health plans from Ambetter Health, Ambetter Health of Delaware, Ambetter from Sunflower Health Plan, Ambetter of Oklahoma and Anthem Blue Cross and Blue Shield and 4 other insurers list Mason Andrews 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 Mason Andrews affiliated with any hospitals?
According to CMS data, Mason Andrews is affiliated with Overland Park Reg Med Ctr and Northern Light Eastern Maine Medical Center.
When was this NPI record last updated?
The NPPES record for Mason Andrews was last updated on March 31, 2025. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 18 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.
# Mason B Andrews, MD · NPI 1255473054
Neurological Surgery physician in Enid, Oklahoma. Individual provider, active in the CMS NPPES registry since February 12, 2007.
## Identity
- **NPI:** 1255473054 (Entity type: Individual)
- **Enumerated:** February 12, 2007
- **Primary specialty:** Neurological Surgery · taxonomy 207T00000X
- **State license:** 24481 (Oklahoma)
- **Sole proprietor:** No
## Practice location
- **Address:** 102 S VAN BUREN ST, Enid, OK 73703-5866
- **Phone:** (580) 242-7030 · **Fax:** (580) 242-7033
## 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:** 10 organizations under Medicare reassignment (form CMS-855R): Integris Ambulatory Care Corporation (NPI 1750333936, Oklahoma City, OK); Cotton O'neil Clinic Recovable Trust (NPI 1245390251, Topeka, KS); Shawnee Mission Medical Center Inc (NPI 1326551144, Olathe, KS); Overland Park Orthopedics, LLC (NPI 1023274404, Overland Park, KS); Saint Lukes Physician Group Inc (NPI 1043826563, Overland Park, KS); and 5 more · CMS Revalidation Reassignment List, October 2026 release
- **Medical school:** University Of Oklahoma College Of Medicine, class of 2005
## Record status
- **NPPES last updated:** March 31, 2025
- **Other identifiers:** Medicaid 200163910A (OK); Medicaid 30004780120001 (KS)
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Source: [NPI Profile](https://npiprofile.com/npi/1255473054) · Data from the CMS NPPES public registry.