Doctor profile · Federal record
Dr. Mark Steenwyk, PSYD
Clinical Psychologist · Lafayette, IN
- NPI 1821322116
- Accepts Medicare
- 18 yrs in practice
- Male
- Group practice
- No sanctions
Practice & contact
- Primary practice
-
610 Main St
Lafayette, IN 479011451
(765) 428-2249
fax (765) 742-4196 - Mailing address
-
1165 Camelback Blvd
W Lafayette, IN 479061866
Credentials & registration
- NPI registered
- September 2009 — 17 yrs on file
- Year of graduation
- 2008 — 18 yrs since
- Specialty taxonomy
- 103TC0700X — NUCC code
- State license (1)
- Indiana #20042336A
Federal sanctions & exclusions
No sanctions, exclusions or revocations on file
Checked against OIG LEIE on NPI 1821322116. Last verified May 11, 2026.Medicare procedures · 2023
Top services delivered
Total services
269
Distinct HCPCS
3
Medicare allowed
$10,773
| HCPCS | Description | Services | Patients | Avg allowed | |
|---|---|---|---|---|---|
90853 |
Group psychotherapy | 203 | 22 | $26 | |
90834 |
Psychotherapy, 45 minutes | 38 | 14 | $93 | |
90832 |
Psychotherapy, 30 minutes | 28 | 13 | $73 |
In context: peer comparison
Among 2 peers in Lafayette Clinical Psychologist, average services per provider: 71. This provider delivers 3.8× the peer median.Frequently asked questions
What is Dr. Mark Steenwyk's medical specialty?
Dr. Mark Steenwyk practices Clinical Psychologist in Lafayette, IN.
Where does Dr. Mark Steenwyk practice?
Dr. Mark Steenwyk practices at 610 Main St, Lafayette, IN 479011451. Office phone: 7654282249.
What is Dr. Mark Steenwyk's NPI?
Dr. Mark Steenwyk's National Provider Identifier (NPI) is 1821322116, issued by NPPES.
Does Dr. Mark Steenwyk accept Medicare assignment?
Yes. Dr. Mark Steenwyk accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Mark Steenwyk commonly perform?
Top Medicare-reported procedures in 2023: Group psychotherapy (HCPCS 90853); Psychotherapy (HCPCS 90834); Psychotherapy (HCPCS 90832). Source: CMS Medicare Physician & Other Practitioners file.