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Active NPI 1225012008 Individual Practitioner Male Practitioner

Dr. Dwayne P Vanderberg , MD

Internal Medicine • Olivehurst, CA

✓ Accepts Medicare Assignment

Professional Overview & Biography Verified Profile Summary

Dr. Dwayne Vanderberg, MD is a certified Internal Medicine practicing in Olivehurst, CA. With approximately 38 years of clinical experience since graduating from Loma Linda University School Of Medicine in 1988, Dr. Vanderberg delivers high-quality medical care to the local community at 4941 OLIVEHURST AVE.

Dr. Vanderberg is affiliated with Ampla Health and accepts Medicare assignment.

Frequently performed procedures and clinical services include blood glucose (sugar) test performed by hand-held instrument, hemoglobin a1c level, by device for home use, hemoglobin a1c level. Full Medicare procedure pricing transparency rates and service volume details are listed on this profile.

Practice Location & Contact Primary Location

Practice Address

4941 Olivehurst Ave

Olivehurst, CA 959614225

Telephone 5307434611
Fax 5307435770
Associated Practice Facility / Clinic
🏢 Ampla Health Facility NPI 1336630839

Medicare Profile & Education

Medical School

Loma Linda University School Of Medicine

Graduation Year

1988

Medicare Assignment

✓ Accepts Assignment

Telehealth Flag

In-Person Only

Specialty Benchmarks & Practice Insights

Comparative analytics for Internal Medicine in Olivehurst, CA

Senior Veteran Specialist (>20 Yrs)
Practitioner Clinical Experience
38 Yrs +0.5 yrs vs City Avg
City Avg: 37.5 Yrs
State Avg: 26.6 Yrs
Regional Practice Density
2 Specialists

Practicing in Olivehurst, CA (18502 Statewide)

Telehealth Adoption Rate
0.0% Regional Adoption

In-Person Office Visits Only

Medicare Pricing Discount
78.5% Avg Savings

Under CMS Medicare Fee Schedule vs Standard Submitted Charges

Clinical Seniority & Experience Comparison

Dr. Vanderberg (38 Years) 38 Yrs
Olivehurst Specialty Average (37.5 Years) 37.5 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
82962 Blood glucose (sugar) test performed by hand-held instrument
222 75 $15.00 $3.21
83037 Hemoglobin a1c level, by device for home use
122 65 $0.01 $0.01

Medical Specialties & State Licenses

CMS Verified: 2026-02-26
Internal Medicine Primary Specialty

NUCC Taxonomy Code: 207R00000X

State License CA G73626

A physician who provides long-term, comprehensive care in the office and the hospital, managing both common and complex illness of adolescents, adults and the elderly. Internists are trained in the diagnosis and treatment of cancer, infections and diseases affecting the heart, blood, kidneys, joints and digestive, respiratory and vascular systems. They are also trained in the essentials of primary care internal medicine, which incorporates an understanding of disease prevention, wellness, substance abuse, mental health and effective treatment of common problems of the eyes, ears, skin, nervous system and reproductive organs.

Hospital & Practice Group Affiliations

Ampla Health

4941 Olivehurst Ave, Olivehurst, CA 959614225

Phone: 5307434611

Practice Associates & Co-Workers

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

13 Associated Practitioners
Dr. Harpreet Johl , MD

Family Medicine

NPI 1053423202

Doctor of Medicine (M.D.)

Francisco Martinez , PA

Physician Assistant - Medical

NPI 1073532479

Physician Assistant

Dr. Sam Kim , DDS

Dentist - General Practice

NPI 1073540621

Doctor of Dental Surgery

Kimberlee Fritz , FNP

Nurse Practitioner

NPI 1144245077

Family Nurse Practitioner

Belquis Amani , PA

Physician Assistant

NPI 1275512907

Physician Assistant

Vonda Treat , NP

Nurse Practitioner

NPI 1275558108

Nurse Practitioner

Career & Practice History Timeline

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

7 Historical Events
📍
Updated Business Mailing Address February 26, 2026

Registered at PO BOX AD, YUBA CITY, CA 959921396 (Tel: 8003130111)

NPI Profile Active July 05, 2011

NPI status registered as active in NPPES database

📍
Updated Practice Location July 05, 2011

Registered at 4941 OLIVEHURST AVE, OLIVEHURST, CA 959614225 (Tel: 5307434611)

📍
Updated Business Mailing Address July 05, 2011

Registered at PO BOX A D, YUBA CITY, CA 959921396 (Tel: 5307513769)

👤
Provider Name / Credentials Updated July 05, 2011

Recorded as DWAYNE VANDERBERG, M.D.

🎓
Medical Taxonomy / Specialty Registered (Primary Specialty) July 05, 2011

Internal Medicine (License #G73626 in CA)

🟢
Initial NPI Registration & Enumeration December 05, 2005

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: 1225012008
Entity Type:
Individual Provider Physician, Nurse Practitioner, or Solo Healthcare Professional (Type 1 NPI)
Enumeration Date: December 05, 2005
Last Update: February 26, 2026
Sole Proprietor: No

Mailing Address

Po Box Ad

Yuba City, CA 959921396

Phone: 8003130111

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.