Doctor profile · Federal record

Dr. Prerna Mewawalla, M.D.

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

  • NPI 1689804510
  • Accepts Medicare
  • MIPS 92.5 / 100 · 2023
  • 19 yrs in practice
  • Female
  • Group practice
  • No sanctions

Practice & contact

Operates at 2 locations .

NPPES Updated May 11, 2026
Primary practice
4815 Liberty Ave Ste 322
Pittsburgh, PA 152242156
(412) 578-4484
fax (412) 578-3536
Additional location
320 E North Ave Fl 4
Pittsburgh, PA 152124756
(412) 359-3065
fax (412) 359-8210

Credentials & registration

NPPES · NUCC
NPI registered
July 2009 — 17 yrs on file
Profile last updated
October 2, 2020
Year of graduation
2007 — 19 yrs since
Specialty taxonomy
207RH0003X — NUCC code
State license (1)
Pennsylvania #MD453313
Medicaid
PA #103050760

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1689804510. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
613
Distinct HCPCS
5
Medicare allowed
$70,193
HCPCS Description Services Patients Avg allowed
99233 Subsequent hospital care with moderate levelof medical decision making, if using time, at least 50 minutes 371 77 $114
99214 Established patient office or other outpatient visit, 30-39 minutes 139 60 $98
99215 Established patient office or other outpatient visit, 40-54 minutes 51 23 $145
99239 Hospital discharge day management, more than 30 minutes 35 33 $112
99223 Initial hospital care with moderate level of medical decision making, if using time, at least 75 minutes 17 17 $163

In context: peer comparison

Among 30 peers in Pittsburgh Hematology & Oncology Physician, average services per provider: 85. This provider delivers 7.2× the peer median.

Open Payments

Industry payments received

CMS Open Payments
All-time total
$259
Transactions
5
Manufacturers
4
Payer (manufacturer) Industry Txns Amount
Janssen Scientific Affairs, LLC 1 $150.00
Janssen Biotech, INC. 1 $62.99
Pfizer INC. 2 $30.00
BeiGene USA, INC. 1 $15.72

By nature of payment

Consulting Fee
$150
Food and Beverage
$109

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
275
Patients
16
Total drug cost
$918,755
Drug Type Claims Patients Total cost
Acyclovir Generic 57 16 $1,007
Eliquis (Apixaban) Brand 50 0 $46,883
Revlimid (Lenalidomide) Brand 34 0 $589,948
Warfarin Sodium Generic 25 0 $1,055
Gabapentin Generic 22 0 $427
Dexamethasone Generic 19 0 $442
Lenalidomide Generic 18 0 $244,032
Vancomycin Hcl Generic 14 0 $80
Allopurinol Generic 13 0 $188
Zarxio (Filgrastim-Sndz) Brand 12 0 $34,633

Hospital affiliations

CMS Hospital Compare

Frequently asked questions

Auto-generated from federal data
What is Dr. Prerna Mewawalla's medical specialty?
Dr. Prerna Mewawalla practices Hematology & Oncology Physician in Pittsburgh, PA.
Where does Dr. Prerna Mewawalla practice?
Dr. Prerna Mewawalla practices at 4815 Liberty Ave Ste 322, Pittsburgh, PA 152242156. Office phone: 4125784484.
What is Dr. Prerna Mewawalla's NPI?
Dr. Prerna Mewawalla's National Provider Identifier (NPI) is 1689804510, issued by NPPES.
Does Dr. Prerna Mewawalla accept Medicare assignment?
Yes. Dr. Prerna Mewawalla accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Prerna Mewawalla commonly perform?
Top Medicare-reported procedures in 2023: Subsequent hospital care with moderate levelof medical decision making (HCPCS 99233); Established patient office or other outpatient visit (HCPCS 99214); Established patient office or other outpatient visit (HCPCS 99215). Source: CMS Medicare Physician & Other Practitioners file.