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Active NPI 1609337617 Individual Practitioner Male Practitioner

Dr. Matthew Li , MD, MPH

Internal Medicine • Pasadena, CA

✓ Accepts Medicare Assignment

Professional Overview & Biography Verified Profile Summary

Dr. Matthew Li, MD, MPH is a certified Internal Medicine practicing in Pasadena, CA. With approximately 8 years of clinical experience since completing medical education in 2018, Dr. Li delivers high-quality medical care to the local community at 100 W CALIFORNIA BLVD.

Dr. Li maintains professional affiliations with Cedars-Sinai Medical Care Foundation, The Huntington Medical Foundation and accepts Medicare assignment.

Frequently performed procedures and clinical services include subsequent hospital care with moderate levelof medical decision making, if using time, at least, initial hospital care with straightforward or low-level medical decision making, if using time, at least, hospital discharge day management, more than. Full Medicare procedure pricing transparency rates and service volume details are listed on this profile.

Practice Location & Contact Primary Location

Practice Address

100 W California Blvd

Pasadena, CA 911053010

Telephone 6263521444
Associated Practice Facility / Clinic
🏢 The Hill Medical Corporation Facility NPI 1154310415

Medicare Profile & Education

Medical School

Other

Graduation Year

2018

Medicare Assignment

✓ Accepts Assignment

Telehealth Flag

In-Person Only

Specialty Benchmarks & Practice Insights

Comparative analytics for Internal Medicine in Pasadena, CA

Experienced Practitioner (5-10 Yrs)
Practitioner Clinical Experience
8 Yrs -16.3 yrs vs City Avg
City Avg: 24.3 Yrs
State Avg: 26.6 Yrs
Regional Practice Density
149 Specialists

Practicing in Pasadena, CA (18502 Statewide)

Telehealth Adoption Rate
32.2% Regional Adoption

In-Person Office Visits Only

Medicare Pricing Discount
71.3% Avg Savings

Under CMS Medicare Fee Schedule vs Standard Submitted Charges

Clinical Seniority & Experience Comparison

Dr. Li (8 Years) 8 Yrs
Pasadena Specialty Average (24.3 Years) 24.3 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
99232 Subsequent hospital care with moderate levelof medical decision making, if using time, at least 35 minutes
226 89 $270.26 $82.24
99222 Initial hospital care with straightforward or low-level medical decision making, if using time, at least 55 minutes
52 52 $516.71 $137.08
99239 Hospital discharge day management, more than 30 minutes
34 34 $243.00 $119.79
99238 Hospital discharge day management, 30 minutes or less
17 17 $463.00 $89.71

Medical Specialties & State Licenses

CMS Verified: 2025-07-08
Internal Medicine Primary Specialty

NUCC Taxonomy Code: 207R00000X

State License CA A183100

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.

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.

Internal Medicine

NUCC Taxonomy Code: 207R00000X

State License NY 319428

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.

Hospitalist

NUCC Taxonomy Code: 208M00000X

State License NY 319428

Hospitalists are physicians whose primary professional focus is the general medical care of hospitalized patients. Their activities include patient care, teaching, research, and leadership related to Hospital Medicine. The term 'hospitalist' refers to physicians whose practice emphasizes providing care for hospitalized patients.

Hospital & Practice Group Affiliations

Cedars-Sinai Medical Care Foundation

100 W California Blvd, Pasadena, CA 911053010

Phone: 3106657200

The Huntington Medical Foundation

100 W California Blvd, Pasadena, CA 911053010

Phone: 6263978369

Secondary Practice Locations

121 Dekalb Ave

Brooklyn, NY 112015425

Phone: 7182508000

Practice Associates & Co-Workers

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

21 Associated Practitioners
Dr. Mindy Tittiger , MD

Internal Medicine

NPI 1023350501

Doctor of Medicine (M.D.)

NPI 1033405493

Doctor of Medicine (M.D.)

Dr. Steven Hsu , MD

Physical Medicine & Rehabilitation

NPI 1144547696

Doctor of Medicine (M.D.)

NPI 1144562703

Doctor of Medicine (M.D.)

Dr. Norr Santz , MD

Family Medicine - Hospice and Palliative Medicine

NPI 1154731255

Doctor of Medicine (M.D.)

NPI 1245551647

Doctor of Medicine (M.D.)

Career & Practice History Timeline

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

10 Historical Events
📍
Updated Practice Location July 08, 2025

Registered at 100 W CALIFORNIA BLVD, PASADENA, CA 911053010 (Tel: 6263521444)

🎓
Medical Taxonomy / Specialty Registered (Primary Specialty) July 08, 2025

Student in an Organized Health Care Education/Training Program

🎓
Medical Taxonomy / Specialty Registered (Primary Specialty) November 04, 2022

Internal Medicine (License #319428 in NY)

📍
Updated Business Mailing Address September 20, 2022

Registered at 150 55TH ST, BROOKLYN, NY 112202508

NPI Profile Active March 31, 2019

NPI status registered as active in NPPES database

📍
Updated Practice Location March 31, 2019

Registered at 121 DEKALB AVE, BROOKLYN, NY 112015425 (Tel: 7182508000)

📍
Updated Business Mailing Address March 31, 2019

Registered at 121 DEKALB AVE, BROOKLYN, NY 112015425

👤
Provider Name / Credentials Updated March 31, 2019

Recorded as MATTHEW LI, MD, MPH

🎓
Medical Taxonomy / Specialty Registered (Primary Specialty) March 31, 2019

Student in an Organized Health Care Education/Training Program

🟢
Initial NPI Registration & Enumeration March 31, 2019

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: 1609337617
Entity Type:
Individual Provider Physician, Nurse Practitioner, or Solo Healthcare Professional (Type 1 NPI)
Enumeration Date: March 31, 2019
Last Update: July 08, 2025
Sole Proprietor: No

Mailing Address

150 55th St

Brooklyn, NY 112202508

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.