Allen Si Won Oak, MD
Student in an Organized Health Care Education/Training Program · Birmingham, AL
Allen Si Won Oak, MD is a student in an organized health care education/training program with a practice address in Birmingham, Alabama, and NPI 1760915078, issued on Apr 5, 2017. Check the license with the Alabama board that licenses this profession; the Medicare figures below come from public CMS files.
- Name
- Allen Si Won Oak
- Credential
- MD
- Primary taxonomy
- Student in an Organized Health Care Education/Training Program 390200000X
- Practice location
- 1720 University Blvd Ste 500, Birmingham, AL 35233
- Phone
- (205) 975-4917
- Enumerated
- Apr 5, 2017
- Record last updated
- May 22, 2019 (not updated in 7 years: call before relying on the address or phone)
- Medicare enrollment
- Enrolled (PECOS I20250722001377); accepts Medicare assignment
- Medical or professional school
- University Of Alabama School Of Medicine, 2017
- Entity
- Type 1 · individual
8 nearest student in an organized health care education/training program records → All 4,671 in Alabama → Look up another NPI →
Verify Allen Si Won Oak in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersWhich Alabama 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
53% fewer Medicare Part D claims than the average student in an organized health care education/training program in 2024
87 Medicare Part D claims for 29 beneficiaries, against an average of 185 among the 59,748 providers of this specialty who prescribed in Part D. Brand-name drugs were 0% of claims.
Most prescribed
- Minoxidil67 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 practice group's MIPS final score for 2023 (Medicare payment program): 85.5 of 100
The Merit-based Incentive Payment System score is reported for the practice group, not for one clinician alone. 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, group reporting; category weights for 2023 (qpp.cms.gov).
Bills Medicare through one group practice
- Hawaii Permanente Medical Group IncHonolulu, HI
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
Allen Si Won Oak among 4,671 student in an organized health care education/training program records in Alabama
Allen Si Won Oak, MD is one of 4,671 student in an organized health care education/training program records with a practice address in Alabama. 18% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2017, is newer than 7% of them.
- NPI issued2017 · 7% of these records are older, 92% newer
- In a Medicare fileYes · 18% of these records are
- In the CMS Doctors and Clinicians fileYes · 2% of these records are
- Graduated2017 · median 2019 among the 81 with a school on file
- Record last updated2019 · 18% of these records were not updated in five years or more
Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 390200000X and a Alabama practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
2,038 student in an organized health care education/training program records list a practice address in Birmingham
They are 2,038 of the 15,795 NPPES records with a practice address in Birmingham, and 4,671 student in an organized health care education/training program records in Alabama.
All 4,671 in Alabama → Every provider in Birmingham → Student in an Organized Health Care Education/Training Program nationwide →
The 8 student in an organized health care education/training program records with the nearest ZIP codes
- Ellen AmrockBirmingham, AL 352331326483595
- Alex Arnold, M.D.Birmingham, AL 352331710373535
- Clarissa Christiaans, M.D.Birmingham, AL 352331396086625
- Caroline Colvin, MDBirmingham, AL 352331821207952
- Aldo De FerrariBirmingham, AL 352331346626918
- Aldo De Ferrari Giraldez, M.D.Birmingham, AL 352331134599814
- Jennie Hocking, MDBirmingham, AL 352331801857248
- Jegen Kandasamy, M.D.Birmingham, AL 352331811225097
Common questions
What is Allen Si Won Oak, MD's NPI number?
Allen Si Won Oak, MD's National Provider Identifier (NPI) is 1760915078, issued on Apr 5, 2017. An NPI identifies a provider in billing; it is not a license.
Where is Allen Si Won Oak, MD located?
The NPPES record lists a practice address at 1720 University Blvd Ste 500, Birmingham, AL, 35233. Phone: (205) 975-4917. Providers update this record themselves, so call before visiting.
How can I verify Allen Si Won Oak, MD's license?
Search the Alabama board that licenses this profession; the NPPES record confirms identity only.
How much does Allen Si Won Oak, MD prescribe under Medicare Part D?
In 2024, Allen Si Won Oak, MD had 87 Medicare Part D claims for 29 beneficiaries; the average among student in an organized health care education/training program prescribers was 185. Part D covers Medicare prescriptions only.
What is Allen Si Won Oak, MD's MIPS final score?
The 2023 MIPS final score is 85.5 of 100, reported for the practice group. 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.