Doctor profile · Federal record
Dr. Mark Udy, PA-C
Medical Physician Assistant (CMS: Physician Assistant) · Medical Physician Assistant · St George, UT
- NPI 1659405314
- Accepts Medicare
- MIPS 88.6 / 100 · 2023
- 24 yrs in practice
- Licensed in 2 states
- Male
- Group practice
- No sanctions
Practice & contact
Operates at 2 locations .
- Primary practice
-
617 E Riverside Dr Ste 301
St George, UT 847908722
(435) 216-7000
fax (435) 216-7001 - Additional location
-
340 Falcon Ridge Pkwy Ste 603
Mesquite, NV 890278852
(702) 346-5037
fax (702) 346-5036
Credentials & registration
- NPI registered
- March 2007 — 19 yrs on file
- Profile last updated
- March 29, 2023
- Year of graduation
- 2002 — 24 yrs since
- Specialty taxonomy
- 363AM0700X — NUCC code
- State licenses (2)
- Utah #6781192-1206 · Nevada #PA1599
Federal sanctions & exclusions
No sanctions, exclusions or revocations on file
Checked against OIG LEIE on NPI 1659405314. Last verified May 11, 2026.Medicare procedures · 2023
Top services delivered
Total services
12,828
Distinct HCPCS
10
Medicare allowed
$259,886
| HCPCS | Description | Services | Patients | Avg allowed | |
|---|---|---|---|---|---|
J0585 |
Injection, onabotulinumtoxina, 1 unit | 9,800 | 17 | $6 | |
J3301 |
Injection, triamcinolone acetonide, not otherwise specified, 10 mg | 1,061 | 113 | $1 | |
99214 |
Established patient office or other outpatient visit, 30-39 minutes | 858 | 314 | $104 | |
99213 |
Established patient office or other outpatient visit, 20-29 minutes | 667 | 207 | $72 | |
G0482 |
Drug test(s), definitive, utilizing (1) drug identification methods able to identify individual drugs and distinguish between structural isomers (but not necessarily stereoisomers), including, but not limited to gc/ms (any type, single or tandem) and lc/ms | 150 | 100 | $195 | |
20553 |
Injection of trigger points, 3 or more muscles | 72 | 49 | $50 | |
20610 |
Aspiration and/or injection of fluid from large joint | 66 | 46 | $62 | |
G0483 |
Drug test(s), definitive, utilizing (1) drug identification methods able to identify individual drugs and distinguish between structural isomers (but not necessarily stereoisomers), including, but not limited to gc/ms (any type, single or tandem) and lc/ms | 65 | 49 | $242 | |
64615 |
Injection of chemical for paralysis of facial and neck nerve muscles on both sides of face | 45 | 15 | $124 | |
20600 |
Aspiration and/or injection of fluid from small joint | 31 | 12 | $44 |
In context: peer comparison
Among 6 peers in St George Medical Physician Assistant, average services per provider: 530. This provider delivers 24× the peer median.Open Payments
Industry payments received
All-time total
$1,445
Transactions
60
Manufacturers
10
| Payer (manufacturer) | Industry | Txns | Amount |
|---|---|---|---|
| Boston Scientific Corporation | 19 | $497.79 | |
| Abbvie INC. | 14 | $416.29 | |
| Medtronic, INC. | 11 | $170.52 | |
| Pfizer INC. | 5 | $99.94 | |
| Vertos Medical, INC. | 1 | $59.32 | |
| Salix Pharmaceuticals, A Division of Bausch Health US, LLC | 3 | $52.97 | |
| Lundbeck LLC | 3 | $50.96 | |
| Averitas Pharma INC. | 1 | $39.22 | |
| Collegium Pharmaceutical, INC. | 2 | $38.44 | |
| Spr Therapeutics, INC | 1 | $19.76 |
By nature of payment
Medicare Part D · 2023
Top prescriptions
Total claims
3,129
Patients
512
Total drug cost
$127,697
| Drug | Type | Claims | Patients | Total cost |
|---|---|---|---|---|
| Hydrocodone-Acetaminophen (Hydrocodone/Acetaminophen) | Brand | 662 | 102 | $21,626 |
| Oxycodone Hcl | Generic | 493 | 68 | $12,743 |
| Oxycodone-Acetaminophen (Oxycodone Hcl/Acetaminophen) | Brand | 452 | 85 | $15,058 |
| Tramadol Hcl | Generic | 267 | 44 | $2,509 |
| Morphine Sulfate ER (Morphine Sulfate) | Brand | 224 | 32 | $3,941 |
| Gabapentin | Generic | 223 | 50 | $5,807 |
| Fentanyl | Generic | 151 | 23 | $17,541 |
| Pregabalin | Generic | 124 | 28 | $3,041 |
| Methadone Hcl | Generic | 106 | 12 | $1,872 |
| Tizanidine Hcl | Generic | 84 | 19 | $793 |
Hospital affiliations
Frequently asked questions
What is Dr. Mark Udy's medical specialty?
Dr. Mark Udy practices Medical Physician Assistant in St George, UT.
Where does Dr. Mark Udy practice?
Dr. Mark Udy practices at 617 E Riverside Dr Ste 301, St George, UT 847908722. Office phone: 4352167000.
What is Dr. Mark Udy's NPI?
Dr. Mark Udy's National Provider Identifier (NPI) is 1659405314, issued by NPPES.
Does Dr. Mark Udy accept Medicare assignment?
Yes. Dr. Mark Udy accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Mark Udy commonly perform?
Top Medicare-reported procedures in 2023: Injection, onabotulinumtoxina, 1 unit (HCPCS J0585); Injection, triamcinolone acetonide, not otherwise specified, 10 mg (HCPCS J3301); Established patient office or other outpatient visit (HCPCS 99214). Source: CMS Medicare Physician & Other Practitioners file.