Doctor profile · Federal record

Dr. Bernadette Diekmann-Guiroy, M.D.

Surgery Physician (CMS: General Surgery) · Salinas, CA

  • NPI 1861589616
  • Accepts Medicare
  • 46 yrs in practice
  • Female
  • Group practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
236 San Jose St
Salinas, CA 939013901
(831) 422-2666
fax (831) 772-0892
Mailing address
416B Main St
Salinas, CA 939013306

Credentials & registration

NPPES · NUCC
NPI registered
October 2006 — 20 yrs on file
Profile last updated
January 24, 2023
Year of graduation
1980 — 46 yrs since
Specialty taxonomy
208600000X — NUCC code
State license (1)
California #A53311

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1861589616. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
242
Distinct HCPCS
9
Medicare allowed
$79,128
HCPCS Description Services Patients Avg allowed
99205 New patient office or other outpatient visit, 60-74 minutes 51 51 $232
99223 Initial hospital care with moderate level of medical decision making, if using time, at least 75 minutes 32 30 $180
19301 Partial removal of breast 28 28 $424
38900 Imaging of lymph nodes during surgery 26 26 $142
14301 Repair of wound by transferring skin, 30.1-60.0 sq cm 25 25 $857
38525 Biopsy or removal of deep lymph nodes of underarm 24 24 $242
47562 Removal of gallbladder using an endoscope 21 21 $674
99232 Subsequent hospital care with moderate levelof medical decision making, if using time, at least 35 minutes 19 11 $82
99215 Established patient office or other outpatient visit, 40-54 minutes 16 16 $190

In context: peer comparison

Among 3 peers in this city , average services per provider: 35. This provider delivers 6.9× the peer median.

Open Payments

Industry payments received

CMS Open Payments
All-time total
$35
Transactions
2
Manufacturers
2
Payer (manufacturer) Industry Txns Amount
Hologic Sales and Service, LLC 1 $20.36
Ethicon US, LLC 1 $15.00

By nature of payment

Food and Beverage
$35

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
56
Patients
52
Total drug cost
$356
Drug Type Claims Patients Total cost
Tramadol Hcl Generic 39 38 $98
Cephalexin Generic 17 14 $258

Frequently asked questions

Auto-generated from federal data
What is Dr. Bernadette Diekmann-Guiroy's medical specialty?
Dr. Bernadette Diekmann-Guiroy practices Surgery Physician in Salinas, CA.
Where does Dr. Bernadette Diekmann-Guiroy practice?
Dr. Bernadette Diekmann-Guiroy practices at 236 San Jose St, Salinas, CA 939013901. Office phone: 8314222666.
What is Dr. Bernadette Diekmann-Guiroy's NPI?
Dr. Bernadette Diekmann-Guiroy's National Provider Identifier (NPI) is 1861589616, issued by NPPES.
Does Dr. Bernadette Diekmann-Guiroy accept Medicare assignment?
Yes. Dr. Bernadette Diekmann-Guiroy accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Bernadette Diekmann-Guiroy commonly perform?
Top Medicare-reported procedures in 2023: New patient office or other outpatient visit (HCPCS 99205); Initial hospital care with moderate level of medical decision making (HCPCS 99223); Partial removal of breast (HCPCS 19301). Source: CMS Medicare Physician & Other Practitioners file.