Rosemary Yi, MD
Orthopaedic Surgery Physician · Glendora, CA
Rosemary Yi, MD is an orthopaedic surgery physician with a practice address in Glendora, California, and NPI 1871804880, issued on Jun 24, 2010. Check the license (California A167617, as entered in NPPES) on the Medical Board of California; the Medicare figures below come from public CMS files.
- Name
- Rosemary Yi
- Credential
- MD
- Primary taxonomy
- Orthopaedic Surgery Physician 207X00000X
- License number
- A167617 CA
Self-reported in NPPES; status is on the state search - Practice location
- 412 W Carroll Ave Ste 107, Glendora, CA 91741
- Phone
- (626) 914-4890
- Enumerated
- Jun 24, 2010
- Record last updated
- Feb 5, 2024
- Fax
- (626) 963-8351
- Medicare enrollment
- Enrolled (PECOS I20200730002605); accepts Medicare assignment
- Entity
- Type 1 · individual
8 nearest orthopaedic surgery physician records → All 2,276 in California → Look up another NPI →
Also registered at 412 W Carroll Ave Ste 107
A shared address usually means a shared clinic or building; it does not show who employs whom.
- Brittany Everson, DPMFoot & Ankle Surgery Podiatrist1891349932
- Anna Maria Tan, DPMFoot & Ankle Surgery Podiatrist1154741858
- Michael Yeranosian, M.D.Orthopaedic Surgery Physician1932441094
Verify Rosemary Yi in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersMedical Board of California
Search for license A167617Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
41% fewer Medicare Part D claims than the average orthopaedic surgery physician in 2024
205 Medicare Part D claims for 99 beneficiaries, against an average of 346 among the 16,516 providers of this specialty who prescribed in Part D. 69 claims were for opioids.
Most prescribed
- Ibuprofen64 claims
- Hydrocodone-Acetaminophen37 claims
- Tramadol Hcl22 claims
- Cephalexin14 claims
- Meloxicam12 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): 79.3 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).
Industry payments in 2024: $240.15
6 payments; by number, the most common kind was food and beverage; the largest payer was Stryker Corporation. The 15,003 providers of this specialty with any payment received $23,022.89 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.
Bills Medicare through one group practice
- Emanate Health Medical Care FoundationWest Covina, CA
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
Rosemary Yi among 2,276 orthopaedic surgery physician records in California
Rosemary Yi, MD is one of 2,276 orthopaedic surgery physician records with a practice address in California. 74% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2010, is newer than 72% of them.
- NPI issued2010 · 72% of these records are older, 25% newer
- In a Medicare fileYes · 74% of these records are
- In the CMS Doctors and Clinicians fileYes · 59% of these records are
- Graduated2010 · median 2003 among the 1,347 with a school on file
- Record last updated2024 · 66% of these records were not updated in five years or more
Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 207X00000X and a California practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
Orthopaedic Surgery Physician providers in California
There are 2,276 orthopaedic surgery physician records in California.
All 2,276 in California → Every provider in Glendora → Orthopaedic Surgery Physician nationwide →
The 8 orthopaedic surgery physician records with the nearest ZIP codes
- Michael Yeranosian, M.D.Glendora, CA 917411932441094
- Stephen Choi, M.D.Rowland Heights, CA 917481003184680
- Kenneth Jahng, MDRancho Cucamonga, CA 917301477796845
- Satish Lal, MDRancho Cucamonga, CA 917301720042377
- Kevin Phan, MDRancho Cucamonga, CA 917301033539150
- David Barba, M.D.Monterey Park, CA 917541205064722
- Kofi Agyeman, M.D.Covina, CA 917231760882781
- Humberto Galleno, M.D.Covina, CA 917231760410757
Common questions
What is Rosemary Yi, MD's NPI number?
Rosemary Yi, MD's National Provider Identifier (NPI) is 1871804880, issued on Jun 24, 2010. An NPI identifies a provider in billing; it is not a license.
Where is Rosemary Yi, MD located?
The NPPES record lists a practice address at 412 W Carroll Ave Ste 107, Glendora, CA, 91741. Phone: (626) 914-4890. Providers update this record themselves, so call before visiting.
How can I verify Rosemary Yi, MD's license?
NPPES lists California license number A167617, as entered by the provider. Search the Medical Board of California at https://www.mbc.ca.gov/License-Verification/default.aspx. The NPPES record confirms identity only; the state search shows license status, expiration and public orders.
How much does Rosemary Yi, MD prescribe under Medicare Part D?
In 2024, Rosemary Yi, MD had 205 Medicare Part D claims for 99 beneficiaries; the average among orthopaedic surgery physician prescribers was 346. Part D covers Medicare prescriptions only.
What is Rosemary Yi, MD's MIPS final score?
The 2023 MIPS final score is 79.3 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.