Martin Haoyuan Yang
Emergency Medicine Physician · Lexington, KY
Martin Haoyuan Yang is an emergency medicine physician with a practice address in Lexington, Kentucky, and NPI 1104321447, issued on Mar 28, 2018. Check the license (Kentucky R4950, as entered in NPPES) on the Kentucky Board of Medical Licensure; the Medicare figures below come from public CMS files.
- Name
- Martin Haoyuan Yang
- Primary taxonomy
- Emergency Medicine Physician 207P00000X
- License number
- R4950 KY
Self-reported in NPPES; status is on the state search - Practice location
- 800 Rose St RM M-53, Lexington, KY 40536
- Phone
- (859) 323-5083
- Enumerated
- Mar 28, 2018
- Record last updated
- May 21, 2021 (not updated in 5 years: call before relying on the address or phone)
- Fax
- (859) 323-5682
- Medicare enrollment
- Enrolled (PECOS I20241210001787); accepts Medicare assignment
- Medical or professional school
- University Of Kentucky College Of Medicine, 2018
- Entity
- Type 1 · individual
8 nearest emergency medicine physician records → All 903 in Kentucky → Look up another NPI →
Also registered at 800 Rose St RM M-53
A shared address usually means a shared clinic or building; it does not show who employs whom.
- Ramzi AliStudent in an Organized Health Care Education/Training Program1447053095
- Nathan Anthony, DOStudent in an Organized Health Care Education/Training Program1518662352
- Alex BakerStudent in an Organized Health Care Education/Training Program1205777505
- Josiah Burrows, MDEmergency Medicine Physician1538797394
- Madeline CarterStudent in an Organized Health Care Education/Training Program1861296659
- Christopher Creech, MDEmergency Medicine Physician1609371335
Verify Martin Haoyuan Yang in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersKentucky Board of Medical Licensure
Search for license R4950Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
2.6 times the Medicare Part D claims of the average emergency medicine physician in 2024
579 Medicare Part D claims for 353 beneficiaries, against an average of 226 among the 54,106 providers of this specialty who prescribed in Part D. Brand-name drugs were 4% of claims. 110 claims were for opioids.
Most prescribed
- Methylprednisolone67 claims
- Hydrocodone-Acetaminophen49 claims
- Ondansetron Odt36 claims
- Oxycodone-Acetaminophen33 claims
- Cephalexin30 claims
- Ondansetron Hcl24 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): 78.8 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 3 group practices
- Bayhealth Emergency Physicians LLCDover, DE
- Chester River Hospital CenterChestertown, MD
- Emergency Service Associates PASeaford, DE
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
Martin Haoyuan Yang among 903 emergency medicine physician records in Kentucky
Martin Haoyuan Yang is one of 903 emergency medicine physician records with a practice address in Kentucky. 81% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2018, is newer than 82% of them.
- NPI issued2018 · 82% of these records are older, 14% newer
- In a Medicare fileYes · 81% of these records are
- In the CMS Doctors and Clinicians fileYes · 62% of these records are
- Graduated2018 · median 2011 among the 557 with a school on file
- Record last updated2021 · 52% 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 Kentucky practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
211 emergency medicine physician records list a practice address in Lexington
They are 211 of the 14,031 NPPES records with a practice address in Lexington, and 903 emergency medicine physician records in Kentucky.
All 903 in Kentucky → Every provider in Lexington → Emergency Medicine Physician nationwide →
The 8 emergency medicine physician records with the nearest ZIP codes
- Brian Adkins, M.D.Lexington, KY 405361598710717
- Rebecca Bowers, MDLexington, KY 405361043242746
- Craig CarterLexington, KY 405361275573818
- Amy Dahlgren, MDLexington, KY 405361942240486
- Christopher Doty, MDLexington, KY 405361639161433
- Charles Eckerline, MDLexington, KY 405361447289616
- Jessica Horne, M.D.Lexington, KY 405361598732174
- Roger Humphries, MDLexington, KY 405361649202268
Common questions
What is Martin Haoyuan Yang's NPI number?
Martin Haoyuan Yang's National Provider Identifier (NPI) is 1104321447, issued on Mar 28, 2018. An NPI identifies a provider in billing; it is not a license.
Where is Martin Haoyuan Yang located?
The NPPES record lists a practice address at 800 Rose St RM M-53, Lexington, KY, 40536. Phone: (859) 323-5083. Providers update this record themselves, so call before visiting.
How can I verify Martin Haoyuan Yang's license?
NPPES lists Kentucky license number R4950, as entered by the provider. Search the Kentucky Board of Medical Licensure at https://web1.ky.gov/GenSearch/LicenseSearch.aspx?AGY=5. The NPPES record confirms identity only; the state search shows license status, expiration and public orders.
How much does Martin Haoyuan Yang prescribe under Medicare Part D?
In 2024, Martin Haoyuan Yang had 579 Medicare Part D claims for 353 beneficiaries; the average among emergency medicine physician prescribers was 226. Part D covers Medicare prescriptions only.
What is Martin Haoyuan Yang's MIPS final score?
The 2023 MIPS final score is 78.8 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.