Doctor profile · Federal record
Dr. Richard Baker, D.O..
Internal Medicine Physician (CMS: Internal Medicine) · Hospitalist Physician · Long Grove, IL
- NPI 1720148000
- Accepts Medicare
- 25 yrs in practice
- Male
- Group practice
- No sanctions
Practice & contact
- Primary practice
-
3880 Salem Lake Dr, F
Long Grove, IL 600475292
(847) 719-2220
fax (847) 719-2265
Credentials & registration
- NPI registered
- December 2006 — 20 yrs on file
- Profile last updated
- March 7, 2023
- Year of graduation
- 2001 — 25 yrs since
- Specialty taxonomy
- 207R00000X — NUCC code
- State license (1)
- Illinois #036110023
Federal sanctions & exclusions
No sanctions, exclusions or revocations on file
Checked against OIG LEIE on NPI 1720148000. Last verified May 11, 2026.Medicare procedures · 2023
Top services delivered
Total services
17,093
Distinct HCPCS
9
Medicare allowed
$2,312,579
| HCPCS | Description | Services | Patients | Avg allowed | |
|---|---|---|---|---|---|
99233 |
Subsequent hospital care with moderate levelof medical decision making, if using time, at least 50 minutes | 9,680 | 2,755 | $123 | |
99223 |
Initial hospital care with moderate level of medical decision making, if using time, at least 75 minutes | 3,985 | 3,288 | $179 | |
99239 |
Hospital discharge day management, more than 30 minutes | 2,342 | 2,018 | $119 | |
99238 |
Hospital discharge day management, 30 minutes or less | 661 | 625 | $83 | |
99236 |
Initial hospital care with same-day admission and discharge with high level of medical decision making, per day, if using time, at least 85 minutes | 290 | 279 | $216 | |
G0316 |
Prolonged hospital inpatient or observation care evaluation and management service(s) beyond the total time for the primary service (when the primary service has been selected using time on the date of the primary service); each additional 15 minutes by th | 53 | 53 | $31 | |
99232 |
Subsequent hospital care with moderate levelof medical decision making, if using time, at least 35 minutes | 37 | 29 | $82 | |
99205 |
New patient office or other outpatient visit, 60-74 minutes | 31 | 31 | $182 | |
99215 |
Established patient office or other outpatient visit, 40-54 minutes | 14 | 14 | $148 |
In context: peer comparison
Among 13 peers in Long Grove Internal Medicine Physician, average services per provider: 376. This provider delivers 45× the peer median.Hospital affiliations
Frequently asked questions
What is Dr. Richard Baker's medical specialty?
Dr. Richard Baker practices Internal Medicine Physician in Long Grove, IL.
Where does Dr. Richard Baker practice?
Dr. Richard Baker practices at 3880 Salem Lake Dr, Long Grove, IL 600475292. Office phone: 8477192220.
What is Dr. Richard Baker's NPI?
Dr. Richard Baker's National Provider Identifier (NPI) is 1720148000, issued by NPPES.
Does Dr. Richard Baker accept Medicare assignment?
Yes. Dr. Richard Baker accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Richard Baker commonly perform?
Top Medicare-reported procedures in 2023: Subsequent hospital care with moderate levelof medical decision making (HCPCS 99233); Initial hospital care with moderate level of medical decision making (HCPCS 99223); Hospital discharge day management (HCPCS 99239). Source: CMS Medicare Physician & Other Practitioners file.