Doctor profile · Federal record

Dr. Mariya Apostolova, MD

Hematology & Oncology Physician (CMS: Hematology/Oncology) · Butler, PA

  • NPI 1649408477
  • Accepts Medicare
  • MIPS 83.1 / 100 · 2023
  • 17 yrs in practice
  • Female
  • Group practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
160 Hollywood Dr Fl 2
Butler, PA 160015600
(724) 282-6175
Mailing address
247 Morewood Ave
Pittsburgh, PA 152131861

Credentials & registration

NPPES · NUCC
NPI registered
July 2009 — 17 yrs on file
Profile last updated
October 29, 2020
Year of graduation
2009 — 17 yrs since
Specialty taxonomy
207RH0003X — NUCC code
State license (1)
Pennsylvania #MD450431

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1649408477. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
282
Distinct HCPCS
7
Medicare allowed
$34,784
HCPCS Description Services Patients Avg allowed
99214 Established patient office or other outpatient visit, 30-39 minutes 118 100 $123
99215 Established patient office or other outpatient visit, 40-54 minutes 63 45 $170
99213 Established patient office or other outpatient visit, 20-29 minutes 33 33 $84
99231 Subsequent hospital care with straightforward or low level of medical decision making, per day, if using time, at least 25 minutes 20 17 $49
99203 New patient office or other outpatient visit, 30-44 minutes 16 16 $81
99205 New patient office or other outpatient visit, 60-74 minutes 16 16 $214
99213 Established patient office or other outpatient visit, 20-29 minutes 16 13 $65

In context: peer comparison

Among 2 peers in Butler Hematology & Oncology Physician, average services per provider: 73. This provider delivers 3.9× the peer median.

Open Payments

Industry payments received

CMS Open Payments
All-time total
$195
Transactions
8
Manufacturers
7
Payer (manufacturer) Industry Txns Amount
E.R. Squibb & Sons, L.L.C. 2 $87.06
Pfizer INC. 1 $22.40
Genentech USA, INC. 1 $21.64
Janssen Biotech, INC. 1 $20.88
Array Biopharma INC 1 $15.82
Celgene Corporation 1 $14.08
AstraZeneca Pharmaceuticals Lp 1 $13.26

By nature of payment

Food and Beverage
$195

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
121
Patients
24
Total drug cost
$196,251
Drug Type Claims Patients Total cost
Prednisone Generic 20 0 $69
Anastrozole Generic 19 12 $351
Dexamethasone Generic 16 0 $135
Methylprednisolone Generic 16 0 $169
Allopurinol Generic 15 0 $21
Ondansetron Hcl Generic 13 12 $107
Jakafi (Ruxolitinib Phosphate) Brand 11 0 $195,326
Pantoprazole Sodium Generic 11 0 $75

Hospital affiliations

CMS Hospital Compare

Frequently asked questions

Auto-generated from federal data
What is Dr. Mariya Apostolova's medical specialty?
Dr. Mariya Apostolova practices Hematology & Oncology Physician in Butler, PA.
Where does Dr. Mariya Apostolova practice?
Dr. Mariya Apostolova practices at 160 Hollywood Dr Fl 2, Butler, PA 160015600. Office phone: 7242826175.
What is Dr. Mariya Apostolova's NPI?
Dr. Mariya Apostolova's National Provider Identifier (NPI) is 1649408477, issued by NPPES.
Does Dr. Mariya Apostolova accept Medicare assignment?
Yes. Dr. Mariya Apostolova accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Mariya Apostolova 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 99215); Established patient office or other outpatient visit (HCPCS 99213). Source: CMS Medicare Physician & Other Practitioners file.