Margaret Lynn Crosby, PA-C
Physician Assistant · Enid, OK
Margaret Lynn Crosby, PA-C is a physician assistant with a practice address in Enid, Oklahoma, and NPI 1063004661, issued on Feb 5, 2021. Check the license with the Oklahoma board that licenses this profession; the Medicare figures below come from public CMS files.
- Name
- Margaret Lynn Crosby
- Credential
- PA-C
- Primary taxonomy
- Physician Assistant 363A00000X
- Practice location
- 220 S Van Buren St, Enid, OK 73703
- Phone
- (405) 768-1113
- Enumerated
- Feb 5, 2021
- Record last updated
- Apr 3, 2025
- Medicare enrollment
- Enrolled (PECOS I20230815003603); accepts Medicare assignment
- Telehealth
- Offers telehealth (CMS)
- Entity
- Type 1 · individual
8 nearest physician assistant records → All 1,870 in Oklahoma → Look up another NPI →
Also registered at 220 S Van Buren St
A shared address usually means a shared clinic or building; it does not show who employs whom.
- Natalie Ciavolino, PA-CPhysician Assistant1598545956
- Joanna GeorgePhysician Assistant1831957331
- Haley Harmer, LPCProfessional Counselor1598154221
- Alyssa Heitkamp, PHYSICIAN ASSISTANTPhysician Assistant1922884139
- Morgan Messenger, APRNFamily Nurse Practitioner1033994066
- Jaymie Moore, APRNNurse Practitioner1013889633
Verify Margaret Lynn Crosby in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersWhich Oklahoma board licenses this professionCheck the board
- 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
89% fewer Medicare Part D claims than the average physician assistant in 2024
90 Medicare Part D claims for 63 beneficiaries, against an average of 830 among the 101,058 providers of this specialty who prescribed in Part D.
Most prescribed
- Amoxicillin-Clavulanate Potass23 claims
Source: CMS Medicare Part D Prescribers by Provider and Drug, 2024 (data.cms.gov). Part D covers prescriptions for Medicare patients only; drugs with fewer than 11 claims are not published.
Bills Medicare through 2 group practices
- Dcs Medical PACollege Station, TX
- Williams Medical Group Practice, LLCWeatherford, OK
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
Margaret Lynn Crosby among 1,870 physician assistant records in Oklahoma
Margaret Lynn Crosby, PA-C is one of 1,870 physician assistant records with a practice address in Oklahoma. 79% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2021, is newer than 71% of them.
- NPI issued2021 · 71% of these records are older, 24% newer
- In a Medicare fileYes · 79% of these records are
- In the CMS Doctors and Clinicians fileYes · 67% of these records are
- Graduated2020 · median 2017 among the 1,246 with a school on file
- Record last updated2025 · 45% of these records were not updated in five years or more
Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 363A00000X and a Oklahoma practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
32 physician assistant records list a practice address in Enid
They are 32 of the 1,110 NPPES records with a practice address in Enid, and 1,870 physician assistant records in Oklahoma.
All 1,870 in Oklahoma → Every provider in Enid → Physician Assistant nationwide →
The 8 physician assistant records with the nearest ZIP codes
- Louie Campbell, PAEnid, OK 737031356347629
- Taylor Carson, PA-CEnid, OK 737031619433547
- Natalie Ciavolino, PA-CEnid, OK 737031598545956
- Carmen Cumpston, PAEnid, OK 737031588106488
- Elena Cutter, PAEnid, OK 737031780793554
- Stacy Ellis, PAEnid, OK 737031548448087
- Joanna GeorgeEnid, OK 737031831957331
- Alyssa Heitkamp, PHYSICIAN ASSISTANTEnid, OK 737031922884139
Common questions
What is Margaret Lynn Crosby, PA-C's NPI number?
Margaret Lynn Crosby, PA-C's National Provider Identifier (NPI) is 1063004661, issued on Feb 5, 2021. An NPI identifies a provider in billing; it is not a license.
Where is Margaret Lynn Crosby, PA-C located?
The NPPES record lists a practice address at 220 S Van Buren St, Enid, OK, 73703. Phone: (405) 768-1113. Providers update this record themselves, so call before visiting.
How can I verify Margaret Lynn Crosby, PA-C's license?
Search the Oklahoma board that licenses this profession; the NPPES record confirms identity only.
How much does Margaret Lynn Crosby, PA-C prescribe under Medicare Part D?
In 2024, Margaret Lynn Crosby, PA-C had 90 Medicare Part D claims for 63 beneficiaries; the average among physician assistant prescribers was 830. Part D covers Medicare prescriptions only.
Source: CMS National Plan and Provider Enumeration System (NPPES), file of Aug 9, 2026 (NPPES files on CMS.gov); NUCC Health Care Provider Taxonomy. Medicare files from data.cms.gov. An NPI identifies who bills; it is not a license.
Figures on PlainDoctor are read from the federal files each page names (CMS NPPES, Medicare Part D, MIPS, Open Payments; the HHS-OIG exclusion list only as counts) and from Census population estimates, with the file date shown beside them. See our editorial standards & corrections policy, the methodology behind these numbers, or report a data error. Data current as of Aug 9, 2026.