Doctor profile · Federal record
Dr. Timothy Witham, M.D.
Neurological Surgery Physician (CMS: Neurosurgery) · Neurological Surgery Physician · Chicago, IL
- NPI 1841236825
- 32 yrs in practice
- Licensed in 2 states
- Male
- Group practice
- No sanctions
Practice & contact
Operates at 2 locations .
- Primary practice
-
5841 S Maryland Ave
Chicago, IL 606371443
(888) 824-0200 - Additional location
-
600 N Wolfe St
Baltimore, MD 212870005
(410) 955-6406 - Mailing address
-
150 Harvester Dr Ste 300
Burr Ridge, IL 605275965
Credentials & registration
- NPI registered
- June 2006 — 20 yrs on file
- Profile last updated
- April 10, 2026
- Year of graduation
- 1994 — 32 yrs since
- Specialty taxonomy
- 207T00000X — NUCC code
- State licenses (2)
- Illinois #036178633 · Maryland #D61713
- Medicaid
- MD #407572200
Federal sanctions & exclusions
No sanctions, exclusions or revocations on file
Checked against OIG LEIE on NPI 1841236825. Last verified May 11, 2026.Medicare procedures · 2023
Top services delivered
Total services
679
Distinct HCPCS
10
Medicare allowed
$234,222
| HCPCS | Description | Services | Patients | Avg allowed | |
|---|---|---|---|---|---|
22614 |
Fusion of additional segment of spine | 93 | 36 | $417 | |
99204 |
New patient office or other outpatient visit, 45-59 minutes | 91 | 91 | $179 | |
99213 |
Established patient office or other outpatient visit, 20-29 minutes | 83 | 69 | $93 | |
63048 |
Partial removal of spine bone with release of spinal cord and/or nerves, each additional segment | 73 | 30 | $215 | |
99204 |
New patient office or other outpatient visit, 45-59 minutes | 51 | 51 | $142 | |
99213 |
Established patient office or other outpatient visit, 20-29 minutes | 48 | 41 | $70 | |
99214 |
Established patient office or other outpatient visit, 30-39 minutes | 36 | 36 | $137 | |
22842 |
Placement of stabilizing device to back, 3-6 spine bone segments | 34 | 34 | $817 | |
22216 |
Incision or removal of spine bone segment, each additional segment | 26 | 13 | $352 | |
63047 |
Partial removal of spine bone with release of lower spinal cord and/or nerves, 1 segment | 25 | 25 | $951 |
In context: peer comparison
Among 29 peers in this city , average services per provider: 38. This provider delivers 18× the peer median.Open Payments
Industry payments received
All-time total
$44,486
Transactions
55
Manufacturers
5
| Payer (manufacturer) | Industry | Txns | Amount |
|---|---|---|---|
| Cerapedics Inc. | 32 | $23,788.15 | |
| Augmedics Inc. | 10 | $11,578.16 | |
| Kuros Biosciences USA, Inc | 11 | $8,772.96 | |
| Medical Device Business Services, Inc. | 1 | $302.50 | |
| LivaNova USA, Inc. | 1 | $44.05 |
By nature of payment
Hospital affiliations
Frequently asked questions
What is Dr. Timothy Witham's medical specialty?
Dr. Timothy Witham practices Neurological Surgery Physician in Chicago, IL.
Where does Dr. Timothy Witham practice?
Dr. Timothy Witham practices at 5841 S Maryland Ave, Chicago, IL 606371443. Office phone: 8888240200.
What is Dr. Timothy Witham's NPI?
Dr. Timothy Witham's National Provider Identifier (NPI) is 1841236825, issued by NPPES.
Does Dr. Timothy Witham accept Medicare assignment?
Dr. Timothy Witham does not accept Medicare assignment for all services. Patients may be billed amounts beyond Medicare-allowed charges.
What procedures does Dr. Timothy Witham commonly perform?
Top Medicare-reported procedures in 2023: Fusion of additional segment of spine (HCPCS 22614); New patient office or other outpatient visit (HCPCS 99204); Established patient office or other outpatient visit (HCPCS 99213). Source: CMS Medicare Physician & Other Practitioners file.