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Active NPI 1275283780 Individual Practitioner Male Practitioner

Dr. David Austin Karp , MD

Internal Medicine • Riverside, CA

✓ Accepts Medicare Assignment

Professional Overview & Biography Verified Profile Summary

Dr. David Karp, MD is a certified Internal Medicine practicing in Riverside, CA. With approximately 5 years of clinical experience since completing medical education in 2021, Dr. Karp delivers high-quality medical care to the local community at 10800 MAGNOLIA AVE.

Dr. Karp is affiliated with Southern California Permanente Medical Group and accepts Medicare assignment.

Practice Location & Contact Primary Location

Practice Address

10800 Magnolia Ave

Riverside, CA 925053043

Telephone 8335742273
Associated Practice Facility / Clinic

Medicare Profile & Education

Medical School

Other

Graduation Year

2021

Medicare Assignment

✓ Accepts Assignment

Telehealth Flag

In-Person Only

Specialty Benchmarks & Practice Insights

Comparative analytics for Internal Medicine in Riverside, CA

Experienced Practitioner (5-10 Yrs)
Practitioner Clinical Experience
5 Yrs -15.2 yrs vs City Avg
City Avg: 20.2 Yrs
State Avg: 26.6 Yrs
Regional Practice Density
193 Specialists

Practicing in Riverside, CA (18502 Statewide)

Telehealth Adoption Rate
20.2% Regional Adoption

In-Person Office Visits Only

Medicare Pricing Discount
67.4% Avg Savings

Under CMS Medicare Fee Schedule vs Standard Submitted Charges

Clinical Seniority & Experience Comparison

Dr. Karp (5 Years) 5 Yrs
Riverside Specialty Average (20.2 Years) 20.2 Yrs

Medical Specialties & State Licenses

CMS Verified: 2025-08-06
Internal Medicine Primary Specialty

NUCC Taxonomy Code: 207R00000X

State License CA A198814

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

Southern California Permanente Medical Group

27300 Iris Ave, Moreno Valley, CA 925554802

Phone: 9512430811

Southern California Permanente Medical Group

10800 Magnolia Ave, Riverside, CA 925053043

Phone: 9513532000

Southern California Permanente Medical Group

27350 Iris Ave, Moreno Valley, CA 925554802

Phone: 8669847483

Practice Associates & Co-Workers

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

40 Associated Practitioners
Dr. Lauren Mulligan , MD

Psychiatry & Neurology - Psychiatry

NPI 1003277914

Doctor of Medicine (M.D.)

Dr. Haein Kim , MD

Family Medicine

NPI 1003392309

Doctor of Medicine (M.D.)

Dr. David Hwang , DO

Internal Medicine - Nephrology

NPI 1003475039

Doctor of Osteopathic Medicine (D.O.)

Dr. Daniel Chu , MD

Family Medicine

NPI 1003481375

Doctor of Medicine (M.D.)

Dr. Bansari Patel , DO

Student in an Organized Health Care Education/Training Program

NPI 1003565912

Doctor of Osteopathic Medicine (D.O.)

Dr. Alexander Wong , DO

Student in an Organized Health Care Education/Training Program

NPI 1003666116

Doctor of Osteopathic Medicine (D.O.)

Career & Practice History Timeline

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

9 Historical Events
📍
Updated Practice Location August 06, 2025

Registered at 10800 MAGNOLIA AVE, RIVERSIDE, CA 925053043 (Tel: 8335742273)

📍
Updated Business Mailing Address August 06, 2025

Registered at 10800 MAGNOLIA AVE, RIVERSIDE, CA 925053043 (Tel: 8335742273)

🎓
Medical Taxonomy / Specialty Registered (Primary Specialty) August 06, 2025

Internal Medicine (License #A198814 in CA)

NPI Profile Active March 27, 2022

NPI status registered as active in NPPES database

📍
Updated Practice Location March 27, 2022

Registered at 400 N PEPPER AVE, COLTON, CA 923241801 (Tel: 9095801000)

📍
Updated Business Mailing Address March 27, 2022

Registered at 400 N PEPPER AVE, COLTON, CA 923241801 (Tel: 9095801000)

👤
Provider Name / Credentials Updated March 27, 2022

Recorded as DAVID KARP, MD

🎓
Medical Taxonomy / Specialty Registered (Primary Specialty) March 27, 2022

Student in an Organized Health Care Education/Training Program

🟢
Initial NPI Registration & Enumeration March 27, 2022

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: 1275283780
Entity Type:
Individual Provider Physician, Nurse Practitioner, or Solo Healthcare Professional (Type 1 NPI)
Enumeration Date: March 27, 2022
Last Update: August 06, 2025
Sole Proprietor: No

Mailing Address

10800 Magnolia Ave

Riverside, CA 925053043

Phone: 8335742273

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.