Doctor profile · Federal record

Dr. William Castillo, M.D.

Specialist · Pittsburgh, PA

  • NPI 1295798478
  • 20 yrs on file
  • Male
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
3101 Brownsville RD
Pittsburgh, PA 152272429
(412) 881-4220
fax (412) 881-9270

Credentials & registration

NPPES · NUCC
NPI registered
April 2006 — 20 yrs on file
Profile last updated
July 8, 2007
Specialty taxonomy
174400000X — NUCC code
State license (1)
Pennsylvania #MD-034512L
Medicaid
PA #0010425980003

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1295798478. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
309
Distinct HCPCS
4
Medicare allowed
$19,649
HCPCS Description Services Patients Avg allowed
99231 Subsequent hospital care with straightforward or low level of medical decision making, per day, if using time, at least 25 minutes 189 59 $48
99221 Initial hospital care with straightforward or low level of medical decision making, per day, if using time, at least 40 minutes 76 67 $80
99222 Initial hospital care with straightforward or low-level medical decision making, if using time, at least 55 minutes 26 22 $121
99232 Subsequent hospital care with moderate levelof medical decision making, if using time, at least 35 minutes 18 11 $76

In context: peer comparison

Among 141 peers in Pittsburgh Specialist, average services per provider: 112. This provider delivers 2.8× the peer median.

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
50
Patients
0
Total drug cost
$7,121
Drug Type Claims Patients Total cost
Jardiance (Empagliflozin) Brand 23 0 $6,853
Metformin Hcl Generic 14 0 $80
Atorvastatin Calcium Generic 13 0 $187

Frequently asked questions

Auto-generated from federal data
What is Dr. William Castillo's medical specialty?
Dr. William Castillo practices Specialist in Pittsburgh, PA.
Where does Dr. William Castillo practice?
Dr. William Castillo practices at 3101 Brownsville RD, Pittsburgh, PA 152272429. Office phone: 4128814220.
What is Dr. William Castillo's NPI?
Dr. William Castillo's National Provider Identifier (NPI) is 1295798478, issued by NPPES.
What procedures does Dr. William Castillo commonly perform?
Top Medicare-reported procedures in 2023: Subsequent hospital care with straightforward or low level of medical decision making (HCPCS 99231); Initial hospital care with straightforward or low level of medical decision making (HCPCS 99221); Initial hospital care with straightforward or low-level medical decision making (HCPCS 99222). Source: CMS Medicare Physician & Other Practitioners file.