Doctor profile · Federal record
Dr. Christopher O'Hara, MD
Critical Care Medicine (Internal Medicine) Physician (CMS: Critical Care (Intensivists)) · Internal Medicine Physician · Pulmonary Disease Physician · McHenry, IL
- NPI 1679032593
- Accepts Medicare
- MIPS 91.3 / 100 · 2023
- 7 yrs in practice
- Male
- Group practice
- No sanctions
Practice & contact
Operates at 2 locations .
- Primary practice
-
4201 W Medical Center Dr
McHenry, IL 600508409
(815) 759-4530
fax (815) 759-8053 - Additional location
-
10400 Haligus RD
Huntley, IL 601429553
(224) 654-0210
fax (224) 654-0215
Credentials & registration
- NPI registered
- March 2019 — 7 yrs on file
- Profile last updated
- August 6, 2025
- Year of graduation
- 2019 — 7 yrs since
- Specialty taxonomy
- 207RC0200X — NUCC code
- State license (1)
- Illinois #036161898
Federal sanctions & exclusions
No sanctions, exclusions or revocations on file
Checked against OIG LEIE on NPI 1679032593. Last verified May 11, 2026.Medicare procedures · 2023
Top services delivered
Total services
67
Distinct HCPCS
2
Medicare allowed
$5,505
| HCPCS | Description | Services | Patients | Avg allowed | |
|---|---|---|---|---|---|
99232 |
Subsequent hospital care with moderate levelof medical decision making, if using time, at least 35 minutes | 48 | 29 | $82 | |
99238 |
Hospital discharge day management, 30 minutes or less | 19 | 19 | $83 |
In context: peer comparison
Among 3 peers in this city , average services per provider: 34. This provider delivers 2.0× the peer median.Open Payments
Industry payments received
All-time total
$703
Transactions
13
Manufacturers
6
| Payer (manufacturer) | Industry | Txns | Amount |
|---|---|---|---|
| AstraZeneca Pharmaceuticals LP | 5 | $362.03 | |
| GENZYME CORPORATION | 1 | $123.89 | |
| Amgen Inc. | 2 | $120.06 | |
| GlaxoSmithKline, LLC. | 3 | $58.09 | |
| Takeda Pharmaceuticals U.S.A., Inc. | 1 | $23.78 | |
| Genentech USA, Inc. | 1 | $15.34 |
By nature of payment
Medicare Part D · 2023
Top prescriptions
Total claims
24
Patients
0
Total drug cost
$5,824
| Drug | Type | Claims | Patients | Total cost |
|---|---|---|---|---|
| Albuterol Sulfate Hfa (Albuterol Sulfate) | Brand | 12 | 0 | $514 |
| Symbicort (Budesonide/Formoterol Fumarate) | Brand | 12 | 0 | $5,310 |
Frequently asked questions
What is Dr. Christopher O'Hara's medical specialty?
Dr. Christopher O'Hara practices Critical Care Medicine (Internal Medicine) Physician in McHenry, IL.
Where does Dr. Christopher O'Hara practice?
Dr. Christopher O'Hara practices at 4201 W Medical Center Dr, McHenry, IL 600508409. Office phone: 8157594530.
What is Dr. Christopher O'Hara's NPI?
Dr. Christopher O'Hara's National Provider Identifier (NPI) is 1679032593, issued by NPPES.
Does Dr. Christopher O'Hara accept Medicare assignment?
Yes. Dr. Christopher O'Hara accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Christopher O'Hara commonly perform?
Top Medicare-reported procedures in 2023: Subsequent hospital care with moderate levelof medical decision making (HCPCS 99232); Hospital discharge day management (HCPCS 99238). Source: CMS Medicare Physician & Other Practitioners file.