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Active NPI 1821679077 Individual Practitioner Male Practitioner

Dr. John Rowe Hallsten , MD

Surgery - Vascular Surgery • La Jolla, CA

Professional Overview & Biography Verified Profile Summary

Dr. John Hallsten, MD is a registered healthcare professional specializing in Surgery - Vascular Surgery in La Jolla, CA. Practice services are available at 9500 GILMAN DR under active NPI credentials.

Practice Location & Contact Primary Location

Practice Address

9500 Gilman Dr

La Jolla, CA 920935004

Telephone 8586577404
Associated Practice Facility / Clinic
🏢 Ucsd Student Health Service Facility NPI 1366643629

Specialty Benchmarks & Practice Insights

Comparative analytics for Surgery - Vascular Surgery in La Jolla, CA

Active Practitioner
Practitioner Clinical Experience
Active
City Avg: 17.8 Yrs
State Avg: 25.6 Yrs
Regional Practice Density
10 Specialists

Practicing in La Jolla, CA (610 Statewide)

Telehealth Adoption Rate
50.0% 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: 2026-07-23
Surgery - Vascular Surgery Primary Specialty

NUCC Taxonomy Code: 2086S0129X

State License CA A199281

A surgeon with expertise in the management of surgical disorders of the blood vessels, excluding the intracranial vessels or the heart.

Student in an Organized Health Care Education/Training Program

NUCC Taxonomy Code: 390200000X

An individual who is enrolled in an organized health care education/training program leading to a degree, certification, registration, and/or licensure to provide health care.

Secondary Practice Locations

8860 Center Dr Ste 450

La Mesa, CA 919427001

Phone: 6194606200

Practice Associates & Co-Workers

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

1 Associated Practitioners
Dr. John Lane , MD

Surgery - Vascular Surgery

NPI 1043390172

Doctor of Medicine (M.D.)

Career & Practice History Timeline

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

7 Historical Events
📍
Updated Business Mailing Address July 23, 2026

Registered at 3721 BALBOA TER UNIT A, SAN DIEGO, CA 921175470 (Tel: 9169152226)

NPI Profile Active April 19, 2021

NPI status registered as active in NPPES database

📍
Updated Practice Location April 19, 2021

Registered at 9500 GILMAN DR, LA JOLLA, CA 920935004 (Tel: 8586577404)

📍
Updated Business Mailing Address April 19, 2021

Registered at 3380 SIERRA OAKS DR, SACRAMENTO, CA 958645729 (Tel: 9169152226)

👤
Provider Name / Credentials Updated April 19, 2021

Recorded as JOHN HALLSTEN, MD

🎓
Medical Taxonomy / Specialty Registered (Primary Specialty) April 19, 2021

Student in an Organized Health Care Education/Training Program

🟢
Initial NPI Registration & Enumeration April 19, 2021

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: 1821679077
Entity Type:
Individual Provider Physician, Nurse Practitioner, or Solo Healthcare Professional (Type 1 NPI)
Enumeration Date: April 19, 2021
Last Update: July 23, 2026
Sole Proprietor: No

Mailing Address

3721 Balboa Ter Unit A

San Diego, CA 921175470

Phone: 9169152226

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.