Doctor profile · Federal record
Dr. Leona Shum, MD
Family Medicine Physician (CMS: Family Practice) · Family Medicine Physician · Student in an Organized Health Care Education/Training Program · Greeley, CO
- NPI 1679941132
- Accepts Medicare
- MIPS 88.0 / 100 · 2023
- 9 yrs in practice
- Licensed in 2 states
- Female
- Group practice
- No sanctions
Practice & contact
Operates at 3 locations .
- Primary practice
-
1600 23Rd Ave
Greeley, CO 806346070
(970) 356-2424 - Additional location
-
4908 U St
Sacramento, CA 958171529
(415) 218-3185 - Additional location
-
615 Fairhurst St
Sterling, CO 807514523
(970) 522-0122
Credentials & registration
- NPI registered
- September 2015 — 11 yrs on file
- Profile last updated
- May 16, 2025
- Year of graduation
- 2017 — 9 yrs since
- Specialty taxonomy
- 207Q00000X — NUCC code
- State licenses (2)
- Colorado #DR.0061306 · California #1679941132
Federal sanctions & exclusions
No sanctions, exclusions or revocations on file
Checked against OIG LEIE on NPI 1679941132. Last verified May 11, 2026.Medicare procedures · 2023
Top services delivered
Total services
874
Distinct HCPCS
6
Medicare allowed
$92,612
| HCPCS | Description | Services | Patients | Avg allowed | |
|---|---|---|---|---|---|
99232 |
Subsequent hospital care with moderate levelof medical decision making, if using time, at least 35 minutes | 349 | 163 | $79 | |
99233 |
Subsequent hospital care with moderate levelof medical decision making, if using time, at least 50 minutes | 260 | 131 | $119 | |
99239 |
Hospital discharge day management, more than 30 minutes | 101 | 98 | $115 | |
99223 |
Initial hospital care with moderate level of medical decision making, if using time, at least 75 minutes | 88 | 83 | $174 | |
99238 |
Hospital discharge day management, 30 minutes or less | 51 | 51 | $81 | |
99222 |
Initial hospital care with straightforward or low-level medical decision making, if using time, at least 55 minutes | 25 | 25 | $131 |
In context: peer comparison
Among 27 peers in this city , average services per provider: 49. This provider delivers 18× the peer median.Medicare Part D · 2023
Top prescriptions
Total claims
40
Patients
39
Total drug cost
$661
| Drug | Type | Claims | Patients | Total cost |
|---|---|---|---|---|
| Amoxicillin-Clavulanate Potass (Amoxicillin/Potassium Clav) | Brand | 15 | 15 | $131 |
| Prednisone | Generic | 14 | 13 | $71 |
| Bumetanide | Generic | 11 | 11 | $458 |
Hospital affiliations
Frequently asked questions
What is Dr. Leona Shum's medical specialty?
Dr. Leona Shum practices Family Medicine Physician in Greeley, CO.
Where does Dr. Leona Shum practice?
Dr. Leona Shum practices at 1600 23Rd Ave, Greeley, CO 806346070. Office phone: 9703562424.
What is Dr. Leona Shum's NPI?
Dr. Leona Shum's National Provider Identifier (NPI) is 1679941132, issued by NPPES.
Does Dr. Leona Shum accept Medicare assignment?
Yes. Dr. Leona Shum accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Leona Shum commonly perform?
Top Medicare-reported procedures in 2023: Subsequent hospital care with moderate levelof medical decision making (HCPCS 99232); Subsequent hospital care with moderate levelof medical decision making (HCPCS 99233); Hospital discharge day management (HCPCS 99239). Source: CMS Medicare Physician & Other Practitioners file.