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Active NPI 1316381296 Individual Practitioner Male Practitioner

Dr. Marvin Guinyu Chang , MD, PhD

Anesthesiology • Boston, MA

✓ Accepts Medicare Assignment
Public Directory Information & Medical Disclaimer

This profile is compiled from official public domain records provided by CMS and the NPPES registry. TRUE-MEDINFO is an independent reference directory and does not provide medical advice, diagnosis, or treatment recommendations. Always consult a licensed medical professional for personal health decisions.

Professional Overview & Biography Verified Profile Summary

Dr. Marvin Chang, MD, PhD is a registered Anesthesiology practitioner in Boston, MA. With approximately 13 years of clinical practice since graduating from University Of California, Geffen School Of Medicine in 2013, Dr. Chang provides healthcare services at the registered practice location at 55 FRUIT ST..

Dr. Chang is affiliated with Massachusetts General Physicians Organization Inc and accepts Medicare assignment.

Frequently performed procedures and clinical services include critical care, first, anesthesia for electroshock therapy, anesthesia for procedure on esophagus, stomach, and/or upper small bowel using an endoscope. Full Medicare procedure pricing transparency rates and service volume details are listed on this profile.

Practice Location & Contact Primary Location

Practice Address

55 Fruit St.
Grb 444

Boston, MA 02114

Telephone 6098659782

Medicare Profile & Education

Medical School

University Of California, Geffen School Of Medicine

Graduation Year

2013

Medicare Assignment

✓ Accepts Assignment

Telehealth Flag

In-Person Only

Specialty Benchmarks & Practice Insights

Comparative analytics for Anesthesiology in Boston, MA

Established Specialist (10-20 Yrs)
Practitioner Clinical Experience
13 Yrs -5.2 yrs vs City Avg
City Avg: 18.2 Yrs
State Avg: 27.4 Yrs
Regional Practice Density
1102 Specialists

Practicing in Boston, MA (2146 Statewide)

Telehealth Adoption Rate
1.7% Regional Adoption

In-Person Office Visits Only

Medicare Pricing Discount
85.8% Avg Savings

Under CMS Medicare Fee Schedule vs Standard Submitted Charges

Clinical Seniority & Experience Comparison

Dr. Chang (13 Years) 13 Yrs
Boston Specialty Average (18.2 Years) 18.2 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
99291 Critical care, first 30-74 minutes
213 90 $884.01 $220.24
00104 Anesthesia for electroshock therapy
74 36 $747.77 $104.50
00731 Anesthesia for procedure on esophagus, stomach, and/or upper small bowel using an endoscope
65 65 $1130.31 $148.68
00811 Anesthesia for procedure on large bowel using an endoscope
18 18 $1195.22 $163.88
00813 Anesthesia for procedure on small and large bowel using an endoscope
18 18 $1510.39 $198.90
00732 Anesthesia for procedure on gallbladder, pancreas, or liver using an endoscope
17 17 $1845.41 $245.39
01844 Anesthesia for placement or revision of blood flow shunt
17 16 $1230.88 $141.73
00790 Anesthesia for procedure in upper abdomen including use of an endoscope
12 12 $2735.75 $373.22

Medical Specialties & State Licenses

Anesthesiology Primary Specialty

NUCC Taxonomy Code: 207L00000X

State License MA 270769

An anesthesiologist is trained to provide pain relief and maintenance, or restoration, of a stable condition during and immediately following an operation or an obstetric or diagnostic procedure. The anesthesiologist assesses the risk of the patient undergoing surgery and optimizes the patient's condition prior to, during and after surgery. In addition to these management responsibilities, the anesthesiologist provides medical management and consultation in pain management and critical care medicine. Anesthesiologists diagnose and treat acute, long-standing and cancer pain problems; diagnose and treat patients with critical illnesses or severe injuries; direct resuscitation in the care of patients with cardiac or respiratory emergencies, including the need for artificial ventilation; and supervise post-anesthesia recovery.

Hospital & Practice Group Affiliations

Massachusetts General Physicians Organization Inc

55 Fruit St, Boston, MA 021142696

Phone: 6177240287

Secondary Practice Locations

11811 Venice Blvd Apt 244

Los Angeles, CA 900663940

Phone: 6098659782

Practice Associates & Co-Workers

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

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Doctor of Medicine (M.D.), Doctor of Philosophy (Ph.D.)

Career & Practice History Timeline

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

11 Historical Events
NPI Profile Active September 19, 2017

NPI status registered as active in NPPES database

📍
Updated Practice Location September 19, 2017

Registered at 55 FRUIT ST., GRB 444, BOSTON, MA 02114 (Tel: 6098659782)

📍
Updated Business Mailing Address September 19, 2017

Registered at 11811 VENICE BLVD APT 244, LOS ANGELES, CA 900663940 (Tel: (609) 865-9782)

👤
Provider Name / Credentials Updated September 19, 2017

Recorded as MARVIN CHANG, MD, PHD

🎓
Medical Taxonomy / Specialty Registered (Primary Specialty) September 19, 2017

Anesthesiology (License #270769 in MA)

NPI Profile Active April 23, 2013

NPI status registered as active in NPPES database

📍
Updated Practice Location April 23, 2013

Registered at 11811 VENICE BLVD APT 244, LOS ANGELES, CA 900663940 (Tel: 6098659782)

📍
Updated Business Mailing Address April 23, 2013

Registered at 11811 VENICE BLVD APT 244, LOS ANGELES, CA 900663940 (Tel: 6098659782)

👤
Provider Name / Credentials Updated April 23, 2013

Recorded as MARVIN CHANG

🎓
Medical Taxonomy / Specialty Registered (Primary Specialty) April 23, 2013

Student in an Organized Health Care Education/Training Program

🟢
Initial NPI Registration & Enumeration April 23, 2013

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: 1316381296
Entity Type:
Individual Provider Physician, Nurse Practitioner, or Solo Healthcare Professional (Type 1 NPI)
Enumeration Date: April 23, 2013
Last Update: July 21, 2022
Sole Proprietor: Yes

Mailing Address

11811 Venice Blvd Apt 244

Los Angeles, CA 900663940

Phone: 6098659782

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.