Doctor profile · Federal record
Dr. Marian Karl, PHD, Lp
Psychologist (CMS: Clinical Psychologist) · Ann Arbor, MI
- NPI 1679583819
- Accepts Medicare
- 27 yrs in practice
- Female
- Solo practice
- No sanctions
Practice & contact
- Primary practice
-
2345 S Huron Pkwy
Ann Arbor, MI 481045124
(734) 975-1875
fax (734) 973-2647
Credentials & registration
- NPI registered
- August 2006 — 20 yrs on file
- Profile last updated
- July 9, 2007
- Year of graduation
- 1999 — 27 yrs since
- Specialty taxonomy
- 103T00000X — NUCC code
- State license (1)
- Michigan #6301007426
Federal sanctions & exclusions
No sanctions, exclusions or revocations on file
Checked against OIG LEIE on NPI 1679583819. Last verified May 11, 2026.Medicare procedures · 2023
Top services delivered
Total services
212
Distinct HCPCS
1
Medicare allowed
$30,935
| HCPCS | Description | Services | Patients | Avg allowed | |
|---|---|---|---|---|---|
90837 |
Psychotherapy, 1 hour | 212 | 14 | $146 |
In context: peer comparison
Among 2 peers in Ann Arbor Psychologist, average services per provider: 114. This provider delivers 1.9× the peer median.Frequently asked questions
What is Dr. Marian Karl's medical specialty?
Dr. Marian Karl practices Psychologist in Ann Arbor, MI.
Where does Dr. Marian Karl practice?
Dr. Marian Karl practices at 2345 S Huron Pkwy, Ann Arbor, MI 481045124. Office phone: 7349751875.
What is Dr. Marian Karl's NPI?
Dr. Marian Karl's National Provider Identifier (NPI) is 1679583819, issued by NPPES.
Does Dr. Marian Karl accept Medicare assignment?
Yes. Dr. Marian Karl accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Marian Karl commonly perform?
Top Medicare-reported procedures in 2023: Psychotherapy (HCPCS 90837). Source: CMS Medicare Physician & Other Practitioners file.