Karen A. Siren, MD
Emergency Medicine Physician · McAlester, OK
Karen A. Siren, MD is an emergency medicine physician with a practice address in McAlester, Oklahoma, and NPI 1255589487, issued on Aug 29, 2008. Check the license on the Oklahoma Board of Medical Licensure and Supervision; the Medicare figures below come from public CMS files.
- Name
- Karen A. Siren
- Credential
- MD
- Primary taxonomy
- Emergency Medicine Physician 207P00000X
- License number
- MT191295 PA
Self-reported in NPPES; status is on the state search - Practice location
- 1 E Clark Bass Blvd, McAlester, OK 74501
- Phone
- (918) 726-1800
- Enumerated
- Aug 29, 2008
- Record last updated
- Jun 7, 2012 (not updated in 14 years: call before relying on the address or phone)
- Fax
- (918) 421-6824
- Medicare enrollment
- Enrolled (PECOS I20120710000249); accepts Medicare assignment
- Entity
- Type 1 · individual
8 nearest emergency medicine physician records → All 748 in Oklahoma → Look up another NPI →
Also registered at 1 E Clark Bass Blvd
A shared address usually means a shared clinic or building; it does not show who employs whom.
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- Amna Ahmed, MDStudent in an Organized Health Care Education/Training Program1003662610
- Preston AlltizerStudent in an Organized Health Care Education/Training Program1508704289
- Cheyenne Anderson, AUDAudiologist1952031924
- George Andrews, D.O.Emergency Medicine Physician1407995012
- Muhammad Azeem, M.D.Family Medicine Physician1770535924
Verify Karen A. Siren in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersOklahoma Board of Medical Licensure and SupervisionCheck the board
- 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
19% more Medicare Part D claims than the average emergency medicine physician in 2024
268 Medicare Part D claims for 161 beneficiaries, against an average of 226 among the 54,106 providers of this specialty who prescribed in Part D. 57 claims were for opioids.
Most prescribed
- Cephalexin44 claims
- Hydrocodone-Acetaminophen35 claims
- Ondansetron Odt32 claims
- Prednisone23 claims
- Oxycodone-Acetaminophen18 claims
- Enulose11 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).
Bills Medicare through one group practice
- Emergency Services OF Oklahoma PCYukon, OK
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
Karen A. Siren among 748 emergency medicine physician records in Oklahoma
Karen A. Siren, MD is one of 748 emergency medicine physician records with a practice address in Oklahoma. 87% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2008, is newer than 36% of them.
- NPI issued2008 · 36% of these records are older, 60% newer
- In a Medicare fileYes · 87% of these records are
- In the CMS Doctors and Clinicians fileYes · 59% of these records are
- Graduated2010 · median 2016 among the 438 with a school on file
- Record last updated2012 · 53% of these records were not updated in five years or more
Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 207P00000X and a Oklahoma practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
Emergency Medicine Physician providers in Oklahoma
There are 748 emergency medicine physician records in Oklahoma.
All 748 in Oklahoma → Every provider in McAlester → Emergency Medicine Physician nationwide →
The 8 emergency medicine physician records with the nearest ZIP codes
- George Andrews, D.O.McAlester, OK 745011407995012
- Norman McAlester, M.D.McAlester, OK 745011144261645
- Dennis Staggs, D.O.McAlester, OK 745011831139526
- Bob Wiebe, D.O.McAlester, OK 745011407864390
- William Guthrie, D.O.Wagoner, OK 744671750301479
- John Perry, M.D.Wagoner, OK 744671780604405
- Chelsey Beathard, DOTahlequah, OK 744641124683578
- Derek Bolt, D.O.Tahlequah, OK 744641881147882
Common questions
What is Karen A. Siren, MD's NPI number?
Karen A. Siren, MD's National Provider Identifier (NPI) is 1255589487, issued on Aug 29, 2008. An NPI identifies a provider in billing; it is not a license.
Where is Karen A. Siren, MD located?
The NPPES record lists a practice address at 1 E Clark Bass Blvd, McAlester, OK, 74501. Phone: (918) 726-1800. Providers update this record themselves, so call before visiting.
How can I verify Karen A. Siren, MD's license?
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 Karen A. Siren, MD prescribe under Medicare Part D?
In 2024, Karen A. Siren, MD had 268 Medicare Part D claims for 161 beneficiaries; the average among emergency medicine physician prescribers was 226. Part D covers Medicare prescriptions only.
What is Karen A. Siren, 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.