Doctor profile · Federal record

Dr. Bernardo Diaz, M.D.

Surgical Critical Care Physician (CMS: General Surgery) · Surgery Physician · Surgery Physician · Surgical Critical Care Physician · Surgical Critical Care Physician · Trauma Surgery Physician · Hagerstown, MD

  • NPI 1609255447
  • Accepts Medicare
  • 12 yrs in practice
  • Licensed in 3 states
  • Male
  • Group practice
  • No sanctions

Practice & contact

Operates at 2 locations .

NPPES Updated May 11, 2026
Primary practice
11110 Medical Campus RD Ste 143
Hagerstown, MD 217426755
(301) 714-4350
Additional location
1965 S Fremont Ave Ste 230
Springfield, MO 658042258
(417) 820-7250
fax (417) 820-7255

Credentials & registration

NPPES · NUCC
NPI registered
May 2015 — 11 yrs on file
Profile last updated
December 5, 2023
Year of graduation
2014 — 12 yrs since
Specialty taxonomy
2086S0102X — NUCC code
State licenses (4)
Maryland #D98084 · Pennsylvania #654947 · Missouri #2022030140 · Pennsylvania #MD473032

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1609255447. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
101
Distinct HCPCS
4
Medicare allowed
$10,747
HCPCS Description Services Patients Avg allowed
99232 Subsequent hospital care with moderate levelof medical decision making, if using time, at least 35 minutes 40 33 $76
99222 Initial hospital care with straightforward or low-level medical decision making, if using time, at least 55 minutes 27 27 $124
99223 Initial hospital care with moderate level of medical decision making, if using time, at least 75 minutes 19 19 $165
99221 Initial hospital care with straightforward or low level of medical decision making, per day, if using time, at least 40 minutes 15 15 $82

In context: peer comparison

Among 1 peers in this city , average services per provider: 25. This provider delivers 4.0× the peer median.

Open Payments

Industry payments received

CMS Open Payments
All-time total
$100
Transactions
2
Manufacturers
2
Payer (manufacturer) Industry Txns Amount
Prytime Medical Devices, Inc. 1 $79.62
Heron Therapeutics, Inc. 1 $20.52

By nature of payment

Food and Beverage
$100

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
17
Patients
17
Total drug cost
$61
Drug Type Claims Patients Total cost
Oxycodone Hcl Generic 17 17 $61

Hospital affiliations

CMS Hospital Compare

Frequently asked questions

Auto-generated from federal data
What is Dr. Bernardo Diaz's medical specialty?
Dr. Bernardo Diaz practices Surgical Critical Care Physician in Hagerstown, MD.
Where does Dr. Bernardo Diaz practice?
Dr. Bernardo Diaz practices at 11110 Medical Campus RD Ste 143, Hagerstown, MD 217426755. Office phone: 3017144350.
What is Dr. Bernardo Diaz's NPI?
Dr. Bernardo Diaz's National Provider Identifier (NPI) is 1609255447, issued by NPPES.
Does Dr. Bernardo Diaz accept Medicare assignment?
Yes. Dr. Bernardo Diaz accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Bernardo Diaz commonly perform?
Top Medicare-reported procedures in 2023: Subsequent hospital care with moderate levelof medical decision making (HCPCS 99232); Initial hospital care with straightforward or low-level medical decision making (HCPCS 99222); Initial hospital care with moderate level of medical decision making (HCPCS 99223). Source: CMS Medicare Physician & Other Practitioners file.