Independent US Healthcare Provider Directory & Public Medical Database
Active NPI 1952962912 Individual Practitioner Male Practitioner

Dr. Spencer Karl Wilhelm , MD

Surgery • Orange, CA

Professional Overview & Biography Verified Profile Summary

Dr. Spencer Wilhelm, MD is a registered healthcare professional specializing in Surgery in Orange, CA. Practice services are available at 1201 W LA VETA AVE under active NPI credentials.

Practice Location & Contact Primary Location

Practice Address

1201 W La Veta Ave

Orange, CA 928684203

Telephone 7143644050
Fax 7143644051
Associated Practice Facility / Clinic

Specialty Benchmarks & Practice Insights

Comparative analytics for Surgery in Orange, CA

Active Practitioner
Practitioner Clinical Experience
Active
City Avg: 19.4 Yrs
State Avg: 27.4 Yrs
Regional Practice Density
63 Specialists

Practicing in Orange, CA (3346 Statewide)

Telehealth Adoption Rate
30.2% Regional Adoption

In-Person Office Visits Only

Medicare Pricing Discount
67.4% Avg Savings

Under CMS Medicare Fee Schedule vs Standard Submitted Charges

Medical Specialties & State Licenses

CMS Verified: 2026-07-13
Surgery Primary Specialty

NUCC Taxonomy Code: 208600000X

State License CA 204915

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.

Surgery - Surgical Critical Care

NUCC Taxonomy Code: 2086S0102X

State License CA 204915

A surgeon with expertise in the management of the critically ill and postoperative patient, particularly the trauma victim, who specializes in critical care medicine diagnoses, treats and supports patients with multiple organ dysfunction. This specialist may have administrative responsibilities for intensive care units and may also facilitate and coordinate patient care among the primary physician, the critical care staff and other specialists.

Practice Associates & Co-Workers

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

6 Associated Practitioners
Dr. Mustafa Kabeer , MD

Surgery - Pediatric Surgery

NPI 1093795239

Doctor of Medicine (M.D.)

Dr. Donald Shaul , MD

Surgery - Pediatric Surgery

NPI 1417915406

Doctor of Medicine (M.D.)

Dr. Laura Goodman , MD

Surgery - Pediatric Surgery

NPI 1427311133

Doctor of Medicine (M.D.)

Dr. Saeed-Ur-Rehman Awan , MD

Surgery - Pediatric Surgery

NPI 1457691685

Doctor of Medicine (M.D.)

Dr. David Gibbs , MD

Surgery - Pediatric Surgery

NPI 1467432609

Doctor of Medicine (M.D.)

Dr. Troy Reyna , MD

Surgery - Pediatric Surgery

NPI 1659371581

Doctor of Medicine (M.D.)

Career & Practice History Timeline

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

13 Historical Events
📍
Updated Practice Location June 16, 2026

Registered at 1201 W LA VETA AVE, ORANGE, CA 928684203 (Tel: 7143644050)

📍
Updated Business Mailing Address June 16, 2026

Registered at 1201 W LA VETA AVE, ORANGE, CA 928684203

🎓
Medical Taxonomy / Specialty Registered (Primary Specialty) June 16, 2026

Surgery (License #204915 in CA)

📍
Updated Practice Location May 31, 2024

Registered at 3601 W 13 MILE RD, ROYAL OAK, MI 480736712 (Tel: 2488982673)

📍
Updated Business Mailing Address May 31, 2024

Registered at 3601 W 13 MILE RD, ROYAL OAK, MI 480736712 (Tel: 2488982673)

📍
Updated Practice Location June 30, 2023

Registered at 1500 E MEDICAL CENTER DRIVE, CW MOTT 4964, SPC 4211, ANN ARBOR, MI 481094211 (Tel: 7342328560)

📍
Updated Business Mailing Address June 30, 2023

Registered at 1500 E MEDICAL CENTER DRIVE, CW MOTT 4964, SPC 4211, ANN ARBOR, MI 481094211 (Tel: 7342328560)

NPI Profile Active June 20, 2019

NPI status registered as active in NPPES database

📍
Updated Practice Location June 20, 2019

Registered at 3601 W 13 MILE RD, DEPT. OF GENERAL SURGERY, ROYAL OAK, MI 480736712 (Tel: 2488982673)

📍
Updated Business Mailing Address June 20, 2019

Registered at 3601 W 13 MILE RD, DEPT. OF GENERAL SURGERY, ROYAL OAK, MI 480736712

👤
Provider Name / Credentials Updated June 20, 2019

Recorded as SPENCER WILHELM, MD

🎓
Medical Taxonomy / Specialty Registered (Primary Specialty) June 20, 2019

Surgery (License #4351045031 in MI)

🟢
Initial NPI Registration & Enumeration June 20, 2019

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: 1952962912
Entity Type:
Individual Provider Physician, Nurse Practitioner, or Solo Healthcare Professional (Type 1 NPI)
Enumeration Date: June 20, 2019
Last Update: July 13, 2026
Sole Proprietor: Yes

Mailing Address

1201 W La Veta Ave

Orange, CA 928684203

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.