Doctor profile · Federal record

Dr. Diane Buchbarker, MD

Hematology & Oncology Physician (CMS: Medical Oncology) · Bethel Park, PA

  • NPI 1386646719
  • Accepts Medicare
  • MIPS 83.1 / 100 · 2023
  • 34 yrs in practice
  • Female
  • Group practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
990 Higbee Dr Ste B103
Bethel Park, PA 151022989
(412) 854-7940
fax (412) 854-7970
Mailing address
247 Morewood Ave
Pittsburgh, PA 152131861

Credentials & registration

NPPES · NUCC
NPI registered
August 2005 — 21 yrs on file
Profile last updated
October 9, 2020
Year of graduation
1992 — 34 yrs since
Specialty taxonomy
207RH0003X — NUCC code
State license (1)
Pennsylvania #MD055935L
Medicaid
PA #001662762

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1386646719. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
515
Distinct HCPCS
5
Medicare allowed
$44,166
HCPCS Description Services Patients Avg allowed
99213 Established patient office or other outpatient visit, 20-29 minutes 206 142 $65
99214 Established patient office or other outpatient visit, 30-39 minutes 206 102 $96
99232 Subsequent hospital care with moderate levelof medical decision making, if using time, at least 35 minutes 48 32 $77
99215 Established patient office or other outpatient visit, 40-54 minutes 41 26 $140
99233 Subsequent hospital care with moderate levelof medical decision making, if using time, at least 50 minutes 14 12 $117

In context: peer comparison

Among 1 peers in this city , average services per provider: 103. This provider delivers 5.0× the peer median.

Open Payments

Industry payments received

CMS Open Payments
All-time total
$273
Transactions
9
Manufacturers
7
Payer (manufacturer) Industry Txns Amount
PFIZER INC. 3 $150.48
E.R. Squibb & Sons, L.L.C. 1 $25.29
Genentech USA, Inc. 1 $23.93
AstraZeneca Pharmaceuticals LP 1 $22.50
Kite Pharma, Inc. 1 $19.85
Novartis Pharmaceuticals Corporation 1 $16.57
Tempus AI, Inc 1 $14.25

By nature of payment

Food and Beverage
$273

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
498
Patients
115
Total drug cost
$215,917
Drug Type Claims Patients Total cost
Anastrozole Generic 130 48 $2,828
Letrozole Generic 97 28 $1,863
Famotidine Generic 30 12 $282
Hydroxyurea Generic 30 0 $1,105
Eliquis (Apixaban) Brand 29 14 $23,497
Acyclovir Generic 22 0 $336
Tamoxifen Citrate Generic 22 0 $661
Prochlorperazine Maleate Generic 21 13 $338
Allopurinol Generic 20 0 $117
Dexamethasone Generic 20 0 $301

Frequently asked questions

Auto-generated from federal data
What is Dr. Diane Buchbarker's medical specialty?
Dr. Diane Buchbarker practices Hematology & Oncology Physician in Bethel Park, PA.
Where does Dr. Diane Buchbarker practice?
Dr. Diane Buchbarker practices at 990 Higbee Dr Ste B103, Bethel Park, PA 151022989. Office phone: 4128547940.
What is Dr. Diane Buchbarker's NPI?
Dr. Diane Buchbarker's National Provider Identifier (NPI) is 1386646719, issued by NPPES.
Does Dr. Diane Buchbarker accept Medicare assignment?
Yes. Dr. Diane Buchbarker accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Diane Buchbarker commonly perform?
Top Medicare-reported procedures in 2023: Established patient office or other outpatient visit (HCPCS 99213); Established patient office or other outpatient visit (HCPCS 99214); Subsequent hospital care with moderate levelof medical decision making (HCPCS 99232). Source: CMS Medicare Physician & Other Practitioners file.