Doctor profile · Federal record
Dr. Mark Walter, M.D
Psychiatry Physician (CMS: Psychiatry) · Psychiatry Physician · Psychiatry Physician · Dubuque, IA
- NPI 1205910643
- MIPS 100.0 / 100 · 2023
- 24 yrs in practice
- Licensed in 3 states
- Male
- Group practice
- No sanctions
Practice & contact
Operates at 2 locations .
- Primary practice
-
1690 Elm St Ste 300
Dubuque, IA 520013679
(563) 690-2850
fax (563) 582-5335 - Additional location
-
501 S Burma Ave
Gillette, WY 827163426
(307) 688-5000
fax (307) 688-5074 - Mailing address
-
Po Box 3011
Gillette, WY 827173011
Credentials & registration
- NPI registered
- October 2006 — 20 yrs on file
- Profile last updated
- January 23, 2025
- Year of graduation
- 2002 — 24 yrs since
- Specialty taxonomy
- 2084P0800X — NUCC code
- State licenses (3)
- Wyoming #7585A · Iowa #MD-48932 · Minnesota #72459
Federal sanctions & exclusions
No sanctions, exclusions or revocations on file
Checked against OIG LEIE on NPI 1205910643. Last verified May 11, 2026.Medicare procedures · 2023
Top services delivered
Total services
16
Distinct HCPCS
1
Medicare allowed
$1,007
| HCPCS | Description | Services | Patients | Avg allowed | |
|---|---|---|---|---|---|
99213 |
Established patient office or other outpatient visit, 20-29 minutes | 16 | 11 | $63 |
In context: peer comparison
Among 4 peers in this city , average services per provider: 102. This provider delivers 0.2× the peer median.Medicare Part D · 2023
Top prescriptions
Total claims
68
Patients
11
Total drug cost
$1,380
| Drug | Type | Claims | Patients | Total cost |
|---|---|---|---|---|
| Duloxetine Hcl | Generic | 32 | 11 | $855 |
| Mirtazapine | Generic | 23 | 0 | $371 |
| Buspirone Hcl | Generic | 13 | 0 | $154 |
Frequently asked questions
What is Dr. Mark Walter's medical specialty?
Dr. Mark Walter practices Psychiatry Physician in Dubuque, IA.
Where does Dr. Mark Walter practice?
Dr. Mark Walter practices at 1690 Elm St Ste 300, Dubuque, IA 520013679. Office phone: 5636902850.
What is Dr. Mark Walter's NPI?
Dr. Mark Walter's National Provider Identifier (NPI) is 1205910643, issued by NPPES.
Does Dr. Mark Walter accept Medicare assignment?
Dr. Mark Walter does not accept Medicare assignment for all services. Patients may be billed amounts beyond Medicare-allowed charges.
What procedures does Dr. Mark Walter commonly perform?
Top Medicare-reported procedures in 2023: Established patient office or other outpatient visit (HCPCS 99213). Source: CMS Medicare Physician & Other Practitioners file.