Doctor profile · Federal record
Dr. Maria Zayko, D.O.
Anatomic Pathology & Clinical Pathology Physician (CMS: Pathology) · Anatomic Pathology & Clinical Pathology Physician · Rochester, MN
- NPI 1184071045
- Accepts Medicare
- 10 yrs in practice
- Licensed in 2 states
- Female
- Group practice
- No sanctions
Practice & contact
Operates at 4 locations .
- Primary practice
-
200 1St St Sw
Rochester, MN 559050001
(507) 284-2511 - Additional location
-
1615 Delaware St
Longview, WA 986322367
(360) 636-8760
fax (360) 414-7599 - Additional location
-
400 Ne Mother Joseph Pl
Vancouver, WA 986643200
(360) 514-2116
fax (360) 514-6517 - Additional location
-
809 Lamont St
Mountain Home, TN 37684
(423) 439-6210
Show 1 more location
Credentials & registration
- NPI registered
- May 2016 — 10 yrs on file
- Profile last updated
- April 15, 2025
- Year of graduation
- 2016 — 10 yrs since
- Specialty taxonomy
- 207ZP0102X — NUCC code
- State licenses (2)
- Minnesota #66718 · Washington #OP61668556
Federal sanctions & exclusions
No sanctions, exclusions or revocations on file
Checked against OIG LEIE on NPI 1184071045. Last verified May 11, 2026.Medicare procedures · 2023
Top services delivered
Total services
3,297
Distinct HCPCS
10
Medicare allowed
$109,716
| HCPCS | Description | Services | Patients | Avg allowed | |
|---|---|---|---|---|---|
88305 |
Pathology examination of tissue using a microscope, intermediate complexity | 1,287 | 711 | $35 | |
88341 |
Special stained specimen slides to examine tissue, each additional procedure | 355 | 112 | $26 | |
88342 |
Special stained specimen slides to examine tissue, initial procedure | 289 | 248 | $32 | |
88360 |
Microscopic genetic analysis of tumor, manual | 148 | 58 | $39 | |
88313 |
Special stained specimen slides to examine tissue including interpretation and report | 91 | 29 | $11 | |
88173 |
Evaluation of fine needle aspirate with interpretation and report | 88 | 67 | $61 | |
88307 |
Pathology examination of tissue using a microscope, moderately high complexity | 88 | 69 | $77 | |
88172 |
Evaluation of fine needle aspirate | 85 | 63 | $32 | |
88112 |
Cell examination of specimen, selective cellular enhancement technique | 78 | 65 | $26 | |
88304 |
Pathology examination of tissue using a microscope, moderately low complexity | 71 | 65 | $11 |
In context: peer comparison
Among 36 peers in Rochester Anatomic Pathology & Clinical Pathology Physician, average services per provider: 208. This provider delivers 16× the peer median.Open Payments
Industry payments received
All-time total
$171
Transactions
1
Manufacturers
1
| Payer (manufacturer) | Industry | Txns | Amount |
|---|---|---|---|
| Stryker Corporation | 1 | $171.05 |
By nature of payment
Frequently asked questions
What is Dr. Maria Zayko's medical specialty?
Dr. Maria Zayko practices Anatomic Pathology & Clinical Pathology Physician in Rochester, MN.
Where does Dr. Maria Zayko practice?
Dr. Maria Zayko practices at 200 1St St Sw, Rochester, MN 559050001. Office phone: 5072842511.
What is Dr. Maria Zayko's NPI?
Dr. Maria Zayko's National Provider Identifier (NPI) is 1184071045, issued by NPPES.
Does Dr. Maria Zayko accept Medicare assignment?
Yes. Dr. Maria Zayko accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Maria Zayko commonly perform?
Top Medicare-reported procedures in 2023: Pathology examination of tissue using a microscope, intermediate complexity (HCPCS 88305); Special stained specimen slides to examine tissue, each additional procedure (HCPCS 88341); Special stained specimen slides to examine tissue, initial procedure (HCPCS 88342). Source: CMS Medicare Physician & Other Practitioners file.