Doctor profile · Federal record
Dr. Mark Switzer, M.D.
Hospitalist Physician (CMS: Internal Medicine) · Pediatrics Physician · Internal Medicine Physician · Bolingbrook, IL
- NPI 1336181395
- Accepts Medicare
- MIPS 75.0 / 100 · 2023
- 30 yrs in practice
- Male
- Group practice
- No sanctions
Practice & contact
- Primary practice
-
1000 Remington Blvd, Suite 200
Bolingbrook, IL 604405114
(630) 312-7755
fax (630) 856-9933
Credentials & registration
- NPI registered
- June 2006 — 20 yrs on file
- Profile last updated
- March 6, 2017
- Year of graduation
- 1996 — 30 yrs since
- Specialty taxonomy
- 208M00000X — NUCC code
- State license (1)
- Illinois #036102478
Federal sanctions & exclusions
No sanctions, exclusions or revocations on file
Checked against OIG LEIE on NPI 1336181395. Last verified May 11, 2026.Medicare procedures · 2023
Top services delivered
Total services
650
Distinct HCPCS
5
Medicare allowed
$85,021
| HCPCS | Description | Services | Patients | Avg allowed | |
|---|---|---|---|---|---|
99233 |
Subsequent hospital care with moderate levelof medical decision making, if using time, at least 50 minutes | 299 | 95 | $124 | |
99232 |
Subsequent hospital care with moderate levelof medical decision making, if using time, at least 35 minutes | 132 | 37 | $82 | |
99223 |
Initial hospital care with moderate level of medical decision making, if using time, at least 75 minutes | 111 | 109 | $177 | |
99239 |
Hospital discharge day management, more than 30 minutes | 62 | 56 | $119 | |
99291 |
Critical care, first 30-74 minutes | 46 | 32 | $222 |
In context: peer comparison
Among 8 peers in this city , average services per provider: 157. This provider delivers 4.1× the peer median.Hospital affiliations
Frequently asked questions
What is Dr. Mark Switzer's medical specialty?
Dr. Mark Switzer practices Hospitalist Physician in Bolingbrook, IL.
Where does Dr. Mark Switzer practice?
Dr. Mark Switzer practices at 1000 Remington Blvd, Bolingbrook, IL 604405114. Office phone: 6303127755.
What is Dr. Mark Switzer's NPI?
Dr. Mark Switzer's National Provider Identifier (NPI) is 1336181395, issued by NPPES.
Does Dr. Mark Switzer accept Medicare assignment?
Yes. Dr. Mark Switzer accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Mark Switzer commonly perform?
Top Medicare-reported procedures in 2023: Subsequent hospital care with moderate levelof medical decision making (HCPCS 99233); Subsequent hospital care with moderate levelof medical decision making (HCPCS 99232); Initial hospital care with moderate level of medical decision making (HCPCS 99223). Source: CMS Medicare Physician & Other Practitioners file.