Doctor profile · Federal record
Dr. Holly Loud, D.O
Emergency Medicine Physician (CMS: Emergency Medicine) · McHenry, IL
- NPI 1831306612
- Accepts Medicare
- MIPS 91.3 / 100 · 2023
- 19 yrs in practice
- Female
- Group practice
- No sanctions
Practice & contact
Operates at 2 locations .
- Primary practice
-
4201 W Medical Center Dr
McHenry, IL 600508409
(815) 759-3100
fax (815) 363-9094 - Additional location
-
801 S Milwaukee Ave
Libertyville, IL 600483204
(414) 290-6720
fax (414) 290-6755
Credentials & registration
- NPI registered
- May 2007 — 19 yrs on file
- Profile last updated
- January 31, 2023
- Year of graduation
- 2007 — 19 yrs since
- Specialty taxonomy
- 207P00000X — NUCC code
- State license (1)
- Illinois #036127057
- Medicaid
- IL #036127057
Federal sanctions & exclusions
No sanctions, exclusions or revocations on file
Checked against OIG LEIE on NPI 1831306612. Last verified May 11, 2026.Medicare procedures · 2023
Top services delivered
Total services
556
Distinct HCPCS
4
Medicare allowed
$90,349
| HCPCS | Description | Services | Patients | Avg allowed | |
|---|---|---|---|---|---|
99285 |
Emergency department visit with high level of medical decision making | 289 | 286 | $175 | |
99284 |
Emergency department visit with moderate level of medical decision making | 142 | 141 | $120 | |
99291 |
Critical care, first 30-74 minutes | 98 | 97 | $210 | |
99283 |
Emergency department visit with low level of medical decision making | 27 | 27 | $72 |
In context: peer comparison
Among 16 peers in McHenry Emergency Medicine Physician, average services per provider: 107. This provider delivers 5.2× the peer median.Medicare Part D · 2023
Top prescriptions
Total claims
90
Patients
78
Total drug cost
$492
| Drug | Type | Claims | Patients | Total cost |
|---|---|---|---|---|
| Hydrocodone-Acetaminophen (Hydrocodone/Acetaminophen) | Brand | 31 | 30 | $133 |
| Prednisone | Generic | 24 | 24 | $53 |
| Amoxicillin-Clavulanate Potass (Amoxicillin/Potassium Clav) | Brand | 13 | 13 | $208 |
| Azithromycin | Generic | 11 | 11 | $53 |
| Sulfamethoxazole-Trimethoprim (Sulfamethoxazole/Trimethoprim) | Brand | 11 | 0 | $46 |
Frequently asked questions
What is Dr. Holly Loud's medical specialty?
Dr. Holly Loud practices Emergency Medicine Physician in McHenry, IL.
Where does Dr. Holly Loud practice?
Dr. Holly Loud practices at 4201 W Medical Center Dr, McHenry, IL 600508409. Office phone: 8157593100.
What is Dr. Holly Loud's NPI?
Dr. Holly Loud's National Provider Identifier (NPI) is 1831306612, issued by NPPES.
Does Dr. Holly Loud accept Medicare assignment?
Yes. Dr. Holly Loud accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Holly Loud commonly perform?
Top Medicare-reported procedures in 2023: Emergency department visit with high level of medical decision making (HCPCS 99285); Emergency department visit with moderate level of medical decision making (HCPCS 99284); Critical care (HCPCS 99291). Source: CMS Medicare Physician & Other Practitioners file.