Doctor profile · Federal record
Dr. John Harris, PHD
Psychologist (CMS: Clinical Psychologist) · Springfield, IL
- NPI 1558359828
- Accepts Medicare
- 51 yrs in practice
- Male
- Group practice
- No sanctions
Practice & contact
- Primary practice
-
2921 Greenbriar Dr Ste B1
Springfield, IL 627046440
(217) 546-3118
fax (217) 546-3184
Credentials & registration
- NPI registered
- October 2005 — 21 yrs on file
- Profile last updated
- February 14, 2021
- Year of graduation
- 1975 — 51 yrs since
- Specialty taxonomy
- 103T00000X — NUCC code
- State license (1)
- Illinois #071005273
Federal sanctions & exclusions
No sanctions, exclusions or revocations on file
Checked against OIG LEIE on NPI 1558359828. Last verified May 11, 2026.Medicare procedures · 2023
Top services delivered
Total services
289
Distinct HCPCS
2
Medicare allowed
$41,574
| HCPCS | Description | Services | Patients | Avg allowed | |
|---|---|---|---|---|---|
90837 |
Psychotherapy, 1 hour | 277 | 24 | $143 | |
90791 |
Psychiatric diagnostic evaluation | 12 | 12 | $169 |
In context: peer comparison
Among 2 peers in this city , average services per provider: 68. This provider delivers 4.3× the peer median.Frequently asked questions
What is Dr. John Harris's medical specialty?
Dr. John Harris practices Psychologist in Springfield, IL.
Where does Dr. John Harris practice?
Dr. John Harris practices at 2921 Greenbriar Dr Ste B1, Springfield, IL 627046440. Office phone: 2175463118.
What is Dr. John Harris's NPI?
Dr. John Harris's National Provider Identifier (NPI) is 1558359828, issued by NPPES.
Does Dr. John Harris accept Medicare assignment?
Yes. Dr. John Harris accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. John Harris commonly perform?
Top Medicare-reported procedures in 2023: Psychotherapy (HCPCS 90837); Psychiatric diagnostic evaluation (HCPCS 90791). Source: CMS Medicare Physician & Other Practitioners file.