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Active NPI 1861589616 Individual Practitioner Female Practitioner

Dr. Bernadette Diekmann-Guiroy , MD

Surgery • Salinas, CA

✓ Accepts Medicare Assignment

Professional Overview & Biography Verified Profile Summary

Dr. Bernadette Diekmann-Guiroy, MD is a certified Surgery practicing in Salinas, CA. With approximately 46 years of clinical experience since completing medical education in 1980, Dr. Diekmann-Guiroy delivers high-quality medical care to the local community at 236 SAN JOSE ST.

Dr. Diekmann-Guiroy accepts Medicare assignment.

Frequently performed procedures and clinical services include initial hospital care with moderate level of medical decision making, if using time, at least, new patient outpatient office visit, subsequent hospital care with moderate levelof medical decision making, if using time, at least. Full Medicare procedure pricing transparency rates and service volume details are listed on this profile.

Practice Location & Contact Primary Location

Practice Address

236 San Jose St

Salinas, CA 939013901

Telephone 8314247389
Associated Practice Facility / Clinic

Medicare Profile & Education

Medical School

Other

Graduation Year

1980

Medicare Assignment

✓ Accepts Assignment

Telehealth Flag

In-Person Only

Specialty Benchmarks & Practice Insights

Comparative analytics for Surgery in Salinas, CA

Senior Veteran Specialist (>20 Yrs)
Practitioner Clinical Experience
46 Yrs +16.1 yrs vs City Avg
City Avg: 29.9 Yrs
State Avg: 27.4 Yrs
Regional Practice Density
13 Specialists

Practicing in Salinas, CA (3346 Statewide)

Telehealth Adoption Rate
0.0% Regional Adoption

In-Person Office Visits Only

Medicare Pricing Discount
68.5% Avg Savings

Under CMS Medicare Fee Schedule vs Standard Submitted Charges

Clinical Seniority & Experience Comparison

Dr. Diekmann-Guiroy (46 Years) 46 Yrs
Salinas Specialty Average (29.9 Years) 29.9 Yrs

Performed Procedures & Service Volume

Top Medicare Part B procedures performed by this practitioner

CMS Official Data (2024)
Reporting Year:
HCPCS Code & Description Services Patients Submitted Charge Medicare Allowed
99223 Initial hospital care with moderate level of medical decision making, if using time, at least 75 minutes
57 55 $300.00 $175.53
99205 New patient office or other outpatient visit with a high level of medical decision making, if using time, 60 minutes or more
44 44 $275.00 $230.48
99232 Subsequent hospital care with moderate levelof medical decision making, if using time, at least 35 minutes
29 17 $150.00 $80.00
19301 Partial removal of breast
23 22 $2000.00 $424.21
99215 Established patient office or other outpatient visit with high level of medical decision making, if using time, 40 minutes or more
22 22 $300.00 $190.12
38525 Biopsy or removal of lymph nodes of under the arm, open procedure
20 20 $1500.00 $235.57
38900 Lymph node imaging during surgery
19 19 $450.00 $133.39
14301 Repair of wound by transferring skin, 30.1-60.0 sq cm
18 17 $2500.00 $897.11
47562 Removal of gallbladder using an endoscope
11 11 $2100.00 $646.70

Medical Specialties & State Licenses

CMS Verified: 2026-05-22
Surgery Primary Specialty

NUCC Taxonomy Code: 208600000X

State License CA A53311

A general surgeon has expertise related to the diagnosis - preoperative, operative and postoperative management - and management of complications of surgical conditions in the following areas: alimentary tract; abdomen; breast, skin and soft tissue; endocrine system; head and neck surgery; pediatric surgery; surgical critical care; surgical oncology; trauma and burns; and vascular surgery. General surgeons increasingly provide care through the use of minimally invasive and endoscopic techniques. Many general surgeons also possess expertise in transplantation surgery, plastic surgery and cardiothoracic surgery.

Practice Associates & Co-Workers

Healthcare professionals and specialists practicing at this location or sharing practice phone/fax

14 Associated Practitioners
NPI 1205929973

Doctor of Medicine (M.D.)

Dr. Gregory Kanter , MD

Obstetrics & Gynecology - Female Pelvic Medicine and Reconstructive Surgery

NPI 1215163472

Doctor of Medicine (M.D.)

NPI 1245691450

Doctor of Osteopathic Medicine (D.O.)

NPI 1265850762

Doctor of Medicine (M.D.)

NPI 1306042676

Doctor of Medicine (M.D.)

Kevin Lo

Physician Assistant - Surgical

NPI 1336834480

Career & Practice History Timeline

Chronological log of verified NPI updates, location relocations, credentials, and registry changes

8 Historical Events
📍
Updated Business Mailing Address May 22, 2026

Registered at 100 WILSON RD STE 100, MONTEREY, CA 939407885

📍
Updated Business Mailing Address January 24, 2023

Registered at 416B MAIN ST, SALINAS, CA 939013306 (Tel: 8318007887)

NPI Profile Active March 25, 2009

NPI status registered as active in NPPES database

📍
Updated Practice Location March 25, 2009

Registered at 236 SAN JOSE ST, SALINAS, CA 939013901 (Tel: 8314222666)

📍
Updated Business Mailing Address March 25, 2009

Registered at PO BOX 3063, PINEDALE, CA 936503063 (Tel: 5594360871)

👤
Provider Name / Credentials Updated March 25, 2009

Recorded as BERNADETTE DIEKMANN-GUIROY, M.D.

🎓
Medical Taxonomy / Specialty Registered (Primary Specialty) March 25, 2009

Surgery (License #A53311 in CA)

🟢
Initial NPI Registration & Enumeration October 05, 2006

First registered as active Individual Practitioner in NPPES Database.

Patient & Community Reviews

Verified patient ratings, medical care experiences, and facility photos

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NPI Administrative Meta

NPI Number: 1861589616
Entity Type:
Individual Provider Physician, Nurse Practitioner, or Solo Healthcare Professional (Type 1 NPI)
Enumeration Date: October 05, 2006
Last Update: May 22, 2026
Sole Proprietor: No

Mailing Address

100 Wilson Rd Ste 100

Monterey, CA 939407885

Public Domain Record This profile contains public domain information published by CMS and NPPES under the Freedom of Information Act (FOIA).
⚠️ Medical Disclaimer

This directory listing is for informational purposes only and does not constitute medical advice, diagnosis, or physician endorsement. If you are experiencing a medical emergency, please call 911 immediately.