Independent US Healthcare Provider Directory & Public Medical Database
Active NPI 1023109683 Individual Practitioner Male Practitioner

Dr. Theodore Hobart Welling , MD

Surgery • La Jolla, CA

✓ Accepts Medicare Assignment Telehealth Available

Professional Overview & Biography Verified Profile Summary

Dr. Theodore Welling, MD is a certified Surgery practicing in La Jolla, CA. With approximately 27 years of clinical experience since completing medical education in 1999, Dr. Welling delivers high-quality medical care to the local community at 3855 HEALTH SCIENCES DR.

Dr. Welling is affiliated with Regents Of The University Of California and accepts Medicare assignment . Telehealth and virtual consultation options are available for eligible patients.

Frequently performed procedures and clinical services include new patient outpatient office visit, established patient outpatient office visit. Full Medicare procedure pricing transparency rates and service volume details are listed on this profile.

Practice Location & Contact Primary Location

Practice Address

3855 Health Sciences Dr

La Jolla, CA 920935332

Telephone 8009268273
Fax 8885398781
Associated Practice Facility / Clinic

Medicare Profile & Education

Medical School

Other

Graduation Year

1999

Medicare Assignment

✓ Accepts Assignment

Telehealth Flag

Telehealth Services Available

Specialty Benchmarks & Practice Insights

Comparative analytics for Surgery in La Jolla, CA

Senior Veteran Specialist (>20 Yrs)
Practitioner Clinical Experience
27 Yrs +5.9 yrs vs City Avg
City Avg: 21.1 Yrs
State Avg: 27.4 Yrs
Regional Practice Density
44 Specialists

Practicing in La Jolla, CA (3346 Statewide)

Telehealth Adoption Rate
31.8% Regional Adoption

✓ Offers Virtual Consultations

Medicare Pricing Discount
77.3% Avg Savings

Under CMS Medicare Fee Schedule vs Standard Submitted Charges

Clinical Seniority & Experience Comparison

Dr. Welling (27 Years) 27 Yrs
La Jolla Specialty Average (21.1 Years) 21.1 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
99205 New patient office or other outpatient visit with a high level of medical decision making, if using time, 60 minutes or more
18 18 $746.78 $186.13
99215 Established patient office or other outpatient visit with high level of medical decision making, if using time, 40 minutes or more
11 11 $822.36 $170.55

Medical Specialties & State Licenses

CMS Verified: 2025-11-17
Surgery Primary Specialty

NUCC Taxonomy Code: 208600000X

State License CA C196248

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

NUCC Taxonomy Code: 208600000X

State License MI 4301073979

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.

Additional State Medicaid & Healthcare Payer Identifiers

Medicaid State Provider ID
4754714 (MI)

Hospital & Practice Group Affiliations

Regents Of The University Of California

3855 Health Sciences Dr, La Jolla, CA 920931503

Phone: 8582496753

Secondary Practice Locations

9300 Campus Point Dr

La Jolla, CA 920371300

Phone: 8009268273

4303 La Jolla Village Dr Ste 2110

San Diego, CA 921221396

Phone: 8009268273

200 W Arbor Dr

San Diego, CA 921039000

Phone: 8009268273

39000 Bob Hope Dr

Rancho Mirage, CA 922703221

Phone: 7603467655

1500 East Medical Center Dr, 2nd Floor Taubman Ctr Recp F

Ann Arbor, MI 481095332

Phone: 7349365738

Practice Associates & Co-Workers

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

40 Associated Practitioners
NPI 1003044728

Doctor of Medicine (M.D.), FAAHPM

NPI 1003047531

Doctor of Medicine (M.D.)

Dale Trujillo , NP

Nurse Practitioner

NPI 1003104423

Nurse Practitioner

Kaylee Petersen , ARNP

Nurse Practitioner - Psychiatric/Mental Health

NPI 1003152364

Advanced Registered Nurse Practitioner

Irene Nevarez , NP

Nurse Practitioner

NPI 1003166646

Nurse Practitioner

NPI 1003239948

Doctor of Medicine (M.D.)

Career & Practice History Timeline

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

9 Historical Events
🎓
Medical Taxonomy / Specialty Registered (Primary Specialty) January 29, 2025

Surgery (License #C196248 in CA)

📍
Updated Practice Location June 06, 2024

Registered at 3855 HEALTH SCIENCES DR, LA JOLLA, CA 920935332 (Tel: 8009268273)

📍
Updated Business Mailing Address June 06, 2024

Registered at FILE 57326, LOS ANGELES, CA 900740001 (Tel: 8009268273)

NPI Profile Active April 04, 2012

NPI status registered as active in NPPES database

📍
Updated Practice Location April 04, 2012

Registered at 1500 EAST MEDICAL CENTER DR, 2ND FLOOR TAUBMAN CTR RECP F, ANN ARBOR, MI 481095332 (Tel: 7349365738)

📍
Updated Business Mailing Address April 04, 2012

Registered at 3621 S STATE ST, 700 KMS PLACE, ANN ARBOR, MI 48108 (Tel: 7349362047)

👤
Provider Name / Credentials Updated April 04, 2012

Recorded as THEODORE WELLING, MD

🎓
Medical Taxonomy / Specialty Registered (Primary Specialty) April 04, 2012

Surgery (License #4301073979 in MI)

🟢
Initial NPI Registration & Enumeration September 27, 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: 1023109683
Entity Type:
Individual Provider Physician, Nurse Practitioner, or Solo Healthcare Professional (Type 1 NPI)
Enumeration Date: September 27, 2006
Last Update: November 17, 2025
Sole Proprietor: No

Mailing Address

File 57326

Los Angeles, CA 900740001

Phone: 8009268273

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.