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Active NPI 1508807561 Individual Practitioner Male Practitioner

Dr. John D Mast , MD

Surgery • Tracy, CA

Professional Overview & Biography Verified Profile Summary

Dr. John Mast, MD is a registered healthcare professional specializing in Surgery in Tracy, CA. Practice services are available at 473 W EATON AVE under active NPI credentials.

Practice Location & Contact Primary Location

Practice Address

473 W Eaton Ave

Tracy, CA 953763420

Telephone 2098333320
Associated Practice Facility / Clinic
🏢 John D Mast Md Inc Facility NPI 1780662528

Specialty Benchmarks & Practice Insights

Comparative analytics for Surgery in Tracy, CA

Active Practitioner
Practitioner Clinical Experience
Active
City Avg: 30.0 Yrs
State Avg: 27.4 Yrs
Regional Practice Density
3 Specialists

Practicing in Tracy, CA (3346 Statewide)

Telehealth Adoption Rate
0.0% 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

Surgery Primary Specialty

NUCC Taxonomy Code: 208600000X

State License CA G34146

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
00G341461 (CA)

Practice Associates & Co-Workers

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

1 Associated Practitioners
NPI 1356315410

Doctor of Medicine (M.D.)

Career & Practice History Timeline

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

6 Historical Events
NPI Profile Active March 24, 2014

NPI status registered as active in NPPES database

📍
Updated Practice Location March 24, 2014

Registered at 473 W EATON AVE, TRACY, CA 953763420 (Tel: 2098333320)

📍
Updated Business Mailing Address March 24, 2014

Registered at 600 COFFEE RD, MODESTO, CA 953554201 (Tel: 2095216097)

👤
Provider Name / Credentials Updated March 24, 2014

Recorded as JOHN MAST, MD

🎓
Medical Taxonomy / Specialty Registered (Primary Specialty) March 24, 2014

Surgery (License #G34146 in CA)

🟢
Initial NPI Registration & Enumeration June 09, 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: 1508807561
Entity Type:
Individual Provider Physician, Nurse Practitioner, or Solo Healthcare Professional (Type 1 NPI)
Enumeration Date: June 09, 2006
Last Update: March 24, 2014
Sole Proprietor: No

Mailing Address

600 Coffee Rd

Modesto, CA 953554201

Phone: 2095216097

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.