Sibin Nair, MD
Family Medicine Physician · Chickasha, OK
Sibin Nair, MD is a family medicine physician with a practice address in Chickasha, Oklahoma, and NPI 1619439056, issued on Apr 4, 2019. Check the license (Oklahoma 39805, as entered in NPPES) on the Oklahoma Board of Medical Licensure and Supervision; the Medicare figures below come from public CMS files.
- Name
- Sibin Nair
- Credential
- MD
- Primary taxonomy
- Family Medicine Physician 207Q00000X
- License number
- 39805 OK
Self-reported in NPPES; status is on the state search - Practice location
- 2100 W Iowa Ave Ste A, Chickasha, OK 73018
- Phone
- (405) 224-2100
- Enumerated
- Apr 4, 2019
- Record last updated
- Feb 13, 2026
- Fax
- (405) 222-0776
- Medicare enrollment
- Enrolled (PECOS I20220805001306); accepts Medicare assignment
- Entity
- Type 1 · individual
8 nearest family medicine physician records → All 2,303 in Oklahoma → Look up another NPI →
Also registered at 2100 W Iowa Ave Ste A
A shared address usually means a shared clinic or building; it does not show who employs whom.
- Maryalice Case, PMHNPPsychiatric/Mental Health Nurse Practitioner1982310611
- Katie Dudley, APRN, CNPFamily Medicine Physician1073163275
- Abby Housman, D.O.Family Medicine Physician1023336542
- Mary Masterman, M.D.Family Medicine Physician1225487655
- Martina Miner, APRN, FNP-CFamily Nurse Practitioner1306312384
- Andrea Roberts, PAPhysician Assistant1144278573
Verify Sibin Nair in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersOklahoma Board of Medical Licensure and Supervision
Search for license 39805Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
50% more Medicare Part D claims than the average family medicine physician in 2024
5,300 Medicare Part D claims for 338 beneficiaries, against an average of 3,544 among the 117,163 providers of this specialty who prescribed in Part D. Brand-name drugs were 13% of claims. 32 claims were for opioids.
Most prescribed
- Lisinopril225 claims
- Levothyroxine Sodium203 claims
- Albuterol Sulfate Hfa171 claims
- Atorvastatin Calcium171 claims
- Cyclobenzaprine Hcl163 claims
- Metformin Hcl146 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.
The MIPS final score for 2023 (Medicare payment program): 91.2 of 100
The Merit-based Incentive Payment System score is reported for this clinician. Four categories are weighted into the final score; the average among 454,083 clinicians with a measured score was 83.5.
Source: CMS Quality Payment Program, MIPS performance year 2023; category weights for 2023 (qpp.cms.gov).
Industry payments in 2024: $105.45
6 payments; by number, the most common kind was food and beverage; the largest payer was Novo Nordisk Inc. The 55,478 providers of this specialty with any payment received $902.55 on average. Payments are reported by manufacturers, not by the provider, and are not a sign of wrongdoing.
Source: CMS Open Payments, program year 2024 (openpaymentsdata.cms.gov); average among providers of this specialty with at least one payment.
One hospital affiliation
- Grady Memorial HospitalChickasha, OK · Acute Care Hospitals2 of 5 stars
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through); hospitals matched to CMS Hospital General Information (Care Compare) (data.cms.gov). Star ratings are CMS hospital ratings, not ratings of this provider.
Sibin Nair among 2,303 family medicine physician records in Oklahoma
Sibin Nair, MD is one of 2,303 family medicine physician 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 2019, is newer than 82% of them.
- NPI issued2019 · 82% of these records are older, 16% newer
- In a Medicare fileYes · 79% of these records are
- In the CMS Doctors and Clinicians fileYes · 61% of these records are
- Graduated2017 · median 2008 among the 1,407 with a school on file
- Record last updated2026 · 60% of these records were not updated in five years or more
Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 207Q00000X and a Oklahoma practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
9 family medicine physician records list a practice address in Chickasha
They are 9 of the 354 NPPES records with a practice address in Chickasha, and 2,303 family medicine physician records in Oklahoma.
All 2,303 in Oklahoma → Every provider in Chickasha → Family Medicine Physician nationwide →
The 8 family medicine physician records with the nearest ZIP codes
- Kevin Anderson, D.O.Chickasha, OK 730181154655157
- Mitchell Coppedge, MDChickasha, OK 730181902887482
- Katie Dudley, APRN, CNPChickasha, OK 730181073163275
- Abby Housman, D.O.Chickasha, OK 730181023336542
- Mary Masterman, M.D.Chickasha, OK 730181225487655
- John Schipul, MDChickasha, OK 730181790912707
- Jonathan Soekamto, DOChickasha, OK 730181811518806
- Kacey Wallace, DOChickasha, OK 730181306868534
Common questions
What is Sibin Nair, MD's NPI number?
Sibin Nair, MD's National Provider Identifier (NPI) is 1619439056, issued on Apr 4, 2019. An NPI identifies a provider in billing; it is not a license.
Where is Sibin Nair, MD located?
The NPPES record lists a practice address at 2100 W Iowa Ave Ste A, Chickasha, OK, 73018. Phone: (405) 224-2100. Providers update this record themselves, so call before visiting.
How can I verify Sibin Nair, MD's license?
NPPES lists Oklahoma license number 39805, as entered by the provider. Search the Oklahoma Board of Medical Licensure and Supervision at https://www.okmedicalboard.org/. The NPPES record confirms identity only; the state search shows license status, expiration and public orders.
How much does Sibin Nair, MD prescribe under Medicare Part D?
In 2024, Sibin Nair, MD had 5,300 Medicare Part D claims for 338 beneficiaries; the average among family medicine physician prescribers was 3,544. Part D covers Medicare prescriptions only.
What is Sibin Nair, MD's MIPS final score?
The 2023 MIPS final score is 91.2 of 100. The average among 454,083 clinicians with a measured score was 83.5.
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.