Doctor profile · Federal record
Dr. Mark Wiita, APRN, CNP
Nurse Practitioner · Family Nurse Practitioner · Duluth, MN
- NPI 1457739179
- Accepts Medicare
- 11 yrs in practice
- Male
- Group practice
- No sanctions
Practice & contact
Operates at 3 locations .
- Primary practice
-
1001 E Superior St Ste L401
Duluth, MN 558022207
(218) 249-7960
fax (218) 249-7997 - Additional location
-
1010 4Th St
Two Harbors, MN 556161200
(218) 834-7700
fax (218) 834-7727 - Additional location
-
4212 Grand Ave, Essentia Health West Duluth Clinic
Duluth, MN 55807
(218) 786-3500
Credentials & registration
- NPI registered
- May 2015 — 11 yrs on file
- Profile last updated
- January 19, 2021
- Year of graduation
- 2015 — 11 yrs since
- Specialty taxonomy
- 363L00000X — NUCC code
- State licenses (2)
- Minnesota #3981 · Minnesota #R210059-7
Federal sanctions & exclusions
No sanctions, exclusions or revocations on file
Checked against OIG LEIE on NPI 1457739179. Last verified May 11, 2026.Medicare procedures · 2023
Top services delivered
Total services
326
Distinct HCPCS
7
Medicare allowed
$24,473
| HCPCS | Description | Services | Patients | Avg allowed | |
|---|---|---|---|---|---|
99214 |
Established patient office or other outpatient visit, 30-39 minutes | 89 | 60 | $81 | |
99213 |
Established patient office or other outpatient visit, 20-29 minutes | 62 | 54 | $55 | |
99215 |
Established patient office or other outpatient visit, 40-54 minutes | 62 | 54 | $119 | |
95251 |
Continuous monitoring of blood sugar level in tissue fluid using sensor under skin with interpretation and report | 55 | 28 | $29 | |
99443 |
Telephone medical discussion with physician, 21-30 minutes | 21 | 18 | $81 | |
99349 |
Residence visit for established patient with moderate level of medical decision making, per day, if using time, at least 40 minutes | 19 | 16 | $106 | |
99203 |
New patient office or other outpatient visit, 30-44 minutes | 18 | 18 | $68 |
In context: peer comparison
Among 13 peers in this city , average services per provider: 58. This provider delivers 5.6× the peer median.Open Payments
Industry payments received
All-time total
$78
Transactions
4
Manufacturers
4
| Payer (manufacturer) | Industry | Txns | Amount |
|---|---|---|---|
| Medtronic, Inc. | 1 | $30.85 | |
| SANOFI-AVENTIS U.S. LLC | 1 | $17.12 | |
| Xeris Pharmaceuticals, Inc. | 1 | $15.84 | |
| Lilly USA, LLC | 1 | $14.63 |
By nature of payment
Medicare Part D · 2023
Top prescriptions
Total claims
1,394
Patients
335
Total drug cost
$447,688
| Drug | Type | Claims | Patients | Total cost |
|---|---|---|---|---|
| Levothyroxine Sodium | Generic | 201 | 51 | $3,315 |
| Lisinopril | Generic | 128 | 24 | $1,326 |
| Ozempic (Semaglutide) | Brand | 127 | 37 | $161,181 |
| Metformin Hcl Er (Metformin Hcl) | Brand | 119 | 34 | $2,103 |
| Gabapentin | Generic | 115 | 16 | $1,306 |
| Atorvastatin Calcium | Generic | 109 | 30 | $1,607 |
| Amlodipine Besylate | Generic | 99 | 16 | $912 |
| Lantus Solostar (Insulin Glargine,hum.Rec.Anlog) | Brand | 93 | 31 | $53,675 |
| Omeprazole | Generic | 80 | 15 | $1,115 |
| Mounjaro (Tirzepatide) | Brand | 66 | 17 | $71,389 |
Hospital affiliations
Frequently asked questions
What is Dr. Mark Wiita's medical specialty?
Dr. Mark Wiita practices Nurse Practitioner in Duluth, MN.
Where does Dr. Mark Wiita practice?
Dr. Mark Wiita practices at 1001 E Superior St Ste L401, Duluth, MN 558022207. Office phone: 2182497960.
What is Dr. Mark Wiita's NPI?
Dr. Mark Wiita's National Provider Identifier (NPI) is 1457739179, issued by NPPES.
Does Dr. Mark Wiita accept Medicare assignment?
Yes. Dr. Mark Wiita accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Mark Wiita commonly perform?
Top Medicare-reported procedures in 2023: Established patient office or other outpatient visit (HCPCS 99214); Established patient office or other outpatient visit (HCPCS 99213); Established patient office or other outpatient visit (HCPCS 99215). Source: CMS Medicare Physician & Other Practitioners file.