Leona Shum, MD
Family Medicine Physician · Greeley, CO
Leona Shum, MD is a family medicine physician with a practice address in Greeley, Colorado, and NPI 1679941132, issued on Sep 14, 2015. Check the license (Colorado DR.0061306, as entered in NPPES) on the Colorado Medical Board; the Medicare figures below come from public CMS files.
- Name
- Leona Shum
- Credential
- MD
- Primary taxonomy
- Family Medicine Physician 207Q00000X
- License numbers
- DR.0061306 CO
1679941132 CA
Self-reported in NPPES; status is on the state search - Practice location
- 1600 23RD Ave, Greeley, CO 80634
- Phone
- (970) 356-2424
- Enumerated
- Sep 14, 2015
- Record last updated
- May 16, 2025
- Medicare enrollment
- Enrolled (PECOS I20200414000444); accepts Medicare assignment
- Medical or professional school
- University Of California, Geffen School Of Medicine, 2017
- Entity
- Type 1 · individual
8 nearest family medicine physician records → All 3,563 in Colorado → Look up another NPI →
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A shared address usually means a shared clinic or building; it does not show who employs whom.
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Verify Leona Shum in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersColorado Medical Board
Search for license DR.0061306Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
92% fewer Medicare Part D claims than the average family medicine physician in 2024
267 Medicare Part D claims for 119 beneficiaries, against an average of 3,544 among the 117,163 providers of this specialty who prescribed in Part D. 19 claims were for opioids.
Most prescribed
- Pantoprazole Sodium15 claims
- Amoxicillin-Clavulanate Potass14 claims
- Prednisone14 claims
- Azithromycin13 claims
- Metoprolol Succinate12 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): 89.3 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).
Bills Medicare through 2 group practices
- Banner Hospital Based Physicians Colorado LLCGreeley, CO
- Rural Physicians Group-Pannu PLLCDelta, CO
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
Leona Shum among 3,563 family medicine physician records in Colorado
Leona Shum, MD is one of 3,563 family medicine physician records with a practice address in Colorado. 76% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2015, is newer than 77% of them.
- NPI issued2015 · 77% of these records are older, 21% newer
- In a Medicare fileYes · 76% of these records are
- In the CMS Doctors and Clinicians fileYes · 58% of these records are
- Graduated2017 · median 2008 among the 2,077 with a school on file
- Record last updated2025 · 58% 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 Colorado practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
121 family medicine physician records list a practice address in Greeley
They are 121 of the 3,518 NPPES records with a practice address in Greeley, and 3,563 family medicine physician records in Colorado.
All 3,563 in Colorado → Every provider in Greeley → Family Medicine Physician nationwide →
The 8 family medicine physician records with the nearest ZIP codes
- Jacqueline Bearden, M.D.Greeley, CO 806341013912930
- Richard Budensiek, D.O.Greeley, CO 806341518962448
- Jeffrey Cook, MDGreeley, CO 806341992781892
- Herbert Fahrenholtz, MDGreeley, CO 806341811986169
- Anthony Fink, MDGreeley, CO 806341235116120
- Stacey Garber, MDGreeley, CO 806341558350892
- Wayne Jeffers, MDGreeley, CO 806341952390114
- Brian Kingston, MDGreeley, CO 806341356345391
Common questions
What is Leona Shum, MD's NPI number?
Leona Shum, MD's National Provider Identifier (NPI) is 1679941132, issued on Sep 14, 2015. An NPI identifies a provider in billing; it is not a license.
Where is Leona Shum, MD located?
The NPPES record lists a practice address at 1600 23RD Ave, Greeley, CO, 80634. Phone: (970) 356-2424. Providers update this record themselves, so call before visiting.
How can I verify Leona Shum, MD's license?
NPPES lists Colorado license number DR.0061306, as entered by the provider. Search the Colorado Medical Board at https://dpo.colorado.gov/Medical. The NPPES record confirms identity only; the state search shows license status, expiration and public orders.
How much does Leona Shum, MD prescribe under Medicare Part D?
In 2024, Leona Shum, MD had 267 Medicare Part D claims for 119 beneficiaries; the average among family medicine physician prescribers was 3,544. Part D covers Medicare prescriptions only.
What is Leona Shum, MD's MIPS final score?
The 2023 MIPS final score is 89.3 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.