Dr. Susan M. Chang, MD

  • South Lake Tahoe, CA
  • Neurosurgeon
NPI1346299518
Medicare services, 2018
24
Part D claims, 2019
12
Publications
368
Clinical trials
15
Hospital affiliations
1
Practice address
2170 South Avenue, South Lake Tahoe, CA 96150
Practice phone
Call (530) 541-3000
Professional email
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Personal email
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Mobile number
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Social profiles

Primary practice

Barton Memorial Hospital

Hospital · South Lake Tahoe, California

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Dr. Susan M. Chang is a neurosurgeon in South Lake Tahoe, California

Dr. Chang practices at Barton Memorial Hospital in South Lake Tahoe, California, part of Barton Health.

Dr. Chang's NPI, 1346299518, was assigned on May 8, 2006. Dr. Chang graduated from University of British Columbia in 1985. Dr. Chang holds California license A50785.

NPI and contact details
NPI enumeration date
May 8, 2006
NPI status
Active
Practice phone
(530) 541-3000
Professional email
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Personal email
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Mobile number
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Sex
Female
Medical school graduation
1985

Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; and Dmand AI Affiliation Data

Dr. Susan M. Chang practices at Barton Memorial Hospital in South Lake Tahoe, California

Dr. Chang's primary practice is Barton Memorial Hospital, at 2170 South Avenue, South Lake Tahoe, CA 96150 in El Dorado County. The practice phone is (530) 541-3000.

Source: Dmand AI Affiliation Data

Dr. Susan M. Chang is affiliated with 1 site of care and 1 medical group

Dr. Chang's primary practice is Barton Memorial Hospital in South Lake Tahoe, California, part of Barton Health. The medical group on file is UCSF Medical Group.

Sources: Dmand AI Affiliation Data; and Dmand AI Org Hierarchy Data

Dmand AI tracks the EHR system at Dr. Susan M. Chang's practice

Dmand AI tracks the electronic health record (EHR) system at each site where Dr. Chang practices. Vendor and product names are available with a free account.

EHR by site
SiteEHR vendor and product
Barton Memorial HospitalAvailable with a free account

Source: Dmand AI Technology Install Data

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Dr. Susan M. Chang is one of 846 neurosurgeons in California

Neurological surgery is Dr. Chang's primary specialty in the NPI Registry, under taxonomy code 207T00000X. Dr. Chang is licensed in California.

Specialties and state licenses

  • Neurological surgery, CaliforniaPrimaryLicense A50785 · 1992 to 2026 · taxonomy 207T00000X

Neurosurgeons near Dr. Chang

Counts of neurosurgeons with a Dmand AI profile, by place and practice. Each opens the list.

Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; and Dmand AI Peer Benchmarks

Dr. Susan M. Chang billed Medicare for 24 services in 2018

CMS data shows 24 Medicare services from Dr. Chang across 1 procedure code in 2018, all of them office visits. Medicare paid $1,566 for them. Every service was in a facility, such as a hospital, rather than an office.

Medicare services, 201824
Paid by Medicare$1,566
Procedure codes1

Dr. Chang's Medicare services by type, 2017 to 2018

  • 2017
  • 2018
Office and hospital visits
2017: 552018: 2456%

Dr. Chang compared with the California median for neurosurgeons, 2018

  • Dr. Chang
  • California median
Medicare services
24vs 21689% below
Part D claims
12vs 2654% below

Medians across 679 neurosurgeons in California with Dmand AI profiles that report each measure.

Dr. Chang's most billed Medicare procedure codes, 2018

CMS publishes codes billed for 11 or more Medicare patients. Each label is the code family; CPT descriptions are licensed by the AMA.

See all procedures by Dr. Chang

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Sources: Medicare Physician & Other Practitioners - by Provider and Service (CMS), 2024 data; and Dmand AI Peer Benchmarks

Dr. Susan M. Chang's patients have a median age of 58

Across all payers, Dmand AI patient panel data puts Dr. Chang's median patient age at 58, with 67% women.

Dr. Chang's patients across all payers

Dmand AI patient panel data covers Medicare, Medicaid and commercial patients.

Patient panel by age, all payers

Median age 58

Patient panel by sex, all payers

  • Women67%
  • Men33%

Source: Dmand AI Patient Panel Data

Dr. Susan M. Chang wrote 12 Medicare Part D claims in 2019

In 2019, Dr. Chang wrote 12 Medicare Part D claims. Every claim was for a generic drug. They cover 1 drug, with $358 in total drug cost. In 2018, CMS named 11 claims across 1 drug.

Part D claims, 201912
Drugs named by CMS1
Total drug cost$358

Dr. Chang's most prescribed drugs by claims, 2019

CMS names a drug when it has 11 or more claims. Share is of the claims for drugs CMS names.

Part D claims for drugs CMS names, 2018 to 2019

  • 2018
  • 2019
Claims for drugs CMS names
2018: 112019: 129%

Drugs named by CMS: 1 in 2019, 1 in 2018.

See all prescribing by Dr. Chang

Source: Medicare Part D Prescribers - by Provider and Drug (CMS), 2024 data, released May 6, 2026

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Dr. Susan M. Chang has 368 publications on record

Dmand AI links 368 papers to Dr. Chang, published from 2006 to 2025. 2017 was the busiest year, with 12. The most frequent topics are Brain Neoplasms, Glioma and Glioblastoma. Dr. Chang has published most often in Neuro Oncol. Dr. Chang's most frequent co-authors are Mitchel S. Berger, MD, Michael Prados, MD and Nicholas A. Butowski, MD.

Papers368
Years published2006 to 2025

Dr. Chang's papers by year, 2016 to 2025

Topics Dr. Chang writes about most

  • Brain Neoplasms
  • Glioma
  • Glioblastoma
  • Magnetic Resonance Imaging
  • Magnetic Resonance Spectroscopy
  • Brain
  • Temozolomide
  • Disease Progression

Dr. Chang's most frequent co-authors

Recent publications by Dr. Chang

See all 368 publications and co-authors

See who Dr. Chang researches with

Physician Network Discovery turns co-authorship, shared hospitals and shared groups into a map of who Dr. Chang works with, so you can find a warm path to the right neurosurgeons.

How network discovery works

Sources: PubMed (National Library of Medicine); and Dmand AI Research Linkage

Dr. Susan M. Chang has worked on 15 clinical trials

Dmand AI links Dr. Chang to 15 clinical trials, 6 of them phase 2 studies. 2 are still active or recruiting. Conditions studied include Astrocytoma, Oligodendroglioma and Glioblastoma. University of California, San Francisco sponsors the most, 5.

Clinical trials with Dr. Chang by phase

  1. 4Phase 1: 4 trials
  2. 1Phase 1/2: 1 trial
  3. 6Phase 2: 6 trials
  4. 1Phase 3: 1 trial
  5. NonePhase 4: no trials

Conditions in Dr. Chang's trials

  • Astrocytoma
  • Oligodendroglioma
  • Glioblastoma
  • Glioma
  • Gliosarcoma

Investigators on the most trials with Dr. Chang

Recent clinical trials with Dr. Chang

See all 15 clinical trials and co-investigators

Sources: Dmand AI Research Linkage; and ClinicalTrials.gov (National Library of Medicine)

Dr. Susan M. Chang received $908 in industry payments from 2021 to 2025

CMS Open Payments shows 23 general payments to Dr. Chang from 5 drug and device companies from 2021 to 2025. Food and beverage make up the largest share, 89% of the total. Abbvie Inc. paid the most, $455.

General payments to Dr. Chang by program year, 2021 to 2025

General payments to Dr. Chang by kind, 2021 to 2025

$908in total
  • Food and beverage$80589%
  • Compensation for serving as faculty or as a speaker for a medical education program$779%
  • Education$253%

Companies that paid Dr. Chang the most, 2021 to 2025

Share is of all general payments to this clinician.

See all payments to Dr. Chang

Source: Open Payments (CMS), 2025 data, released July 7, 2026

Dr. Susan M. Chang has 3 awards and honors on record

Dmand AI lists 3 awards for Dr. Chang, most recently America's Top Doctors in 2014.

Awards and honors for Dr. Chang

  1. 2014
    • America's Top Doctors
  2. 2013
    • America's Top Doctors for Cancer
    • CMS Stage 1 EHR

Source: Dmand AI Professional Profile Data

Dr. Susan M. Chang graduated from University of British Columbia

Dr. Chang graduated from University of British Columbia in 1985. Dr. Chang is a member of ASCO.

  1. Medical schoolUniversity of British Columbia

Source: Dmand AI Professional Profile Data

Dr. Susan M. Chang accepts plans from 8 insurance carriers

Dr. Chang is in network with 8 carriers, including Blue Cross Blue Shield of Michigan, Elevance and Blue Cross Blue Shield of Massachusetts. Medicare plans come from the most carriers, 5. Check the plan with the practice before a visit.

  • Blue Cross Blue Shield of Michigan
  • Elevance
  • Blue Cross Blue Shield of Massachusetts
  • HCSC
  • Regence Health Plans
  • United Healthcare
  • Blue Cross and Blue Shield of Kansas City
  • Molina

Plan types Dr. Chang accepts, by number of carriers

  1. Medicare5
  2. PPO5
  3. HMO3
  4. POS3
  5. EPO2

Source: Dmand AI Insurance Network Data

Sources for Dr. Susan M. Chang's profile data

Sources for the data on this page
Data on this pageSource
NPI, name, sex, specialty and licensesNPPES NPI Registry (CMS) (opens in a new tab)Dmand AI Professional Profile Data
Practice locations and phoneDmand AI Affiliation Data
Primary practice, affiliations and health systemDmand AI Affiliation DataDmand AI Org Hierarchy Data
Medicare services and procedure codesMedicare Physician & Other Practitioners - by Provider and Service (CMS) (opens in a new tab)
State medians for the same specialtyDmand AI Peer Benchmarks
Medicare patients and the all-payer patient panelDmand AI Patient Panel Data
Part D prescribingMedicare Part D Prescribers - by Provider and Drug (CMS) (opens in a new tab)
Publications, topics and co-authorsPubMed (National Library of Medicine) (opens in a new tab)Dmand AI Research Linkage
Clinical trials and co-investigatorsDmand AI Research LinkageClinicalTrials.gov (National Library of Medicine) (opens in a new tab)
Industry paymentsOpen Payments (CMS) (opens in a new tab)
Awards and committee rolesDmand AI Professional Profile Data
Training, board certification and membershipsDmand AI Professional Profile Data
Insurance carriers and plan typesDmand AI Insurance Network Data
EHR at each practice siteDmand AI Technology Install Data
Similar physiciansDmand AI Affiliation Data

Data last refreshed October 2026Report an inaccuracyRemove my information

FAQ

Frequently asked questions about Dr. Susan M. Chang

Spotted something out of date? Email hello@dmand.ai and we will check the record. Contact details live in the free trial.

What is Dr. Susan M. Chang's NPI number?

Dr. Susan M. Chang's NPI number is 1346299518. It was assigned on May 8, 2006, and it is active in the NPI Registry.

What kind of doctor is Dr. Susan M. Chang?

Dr. Susan M. Chang is a neurosurgeon in South Lake Tahoe, California. The primary specialty in the NPI Registry is Neurological Surgery Physician (taxonomy code 207T00000X).

Where does Dr. Susan M. Chang practice?

Dr. Chang practices at 2170 South Avenue, South Lake Tahoe, CA 96150. Dr. Chang's primary practice is Barton Memorial Hospital in South Lake Tahoe, California, part of Barton Health.

What is Dr. Susan M. Chang's office phone number?

The practice phone on file for Dr. Chang is (530) 541-3000.

What is Dr. Susan M. Chang's medical license number?

Dr. Chang holds California license A50785.

Which hospitals is Dr. Susan M. Chang affiliated with?

Dr. Chang practices at Barton Memorial Hospital in South Lake Tahoe, California.

What medical group is Dr. Susan M. Chang part of?

Dr. Chang is linked to UCSF Medical Group.

Does Dr. Susan M. Chang accept Medicare?

Yes. CMS data shows Dr. Chang billed Medicare for 24 services in 2018.

What services does Dr. Susan M. Chang bill to Medicare?

In 2018, Dr. Chang's most billed Medicare services were office visit, established patient (99214).

Where did Dr. Susan M. Chang go to medical school?

Dr. Chang graduated from University of British Columbia in 1985.

Show 6 more questionsShow fewer questions

What drugs does Dr. Susan M. Chang prescribe most?

In 2019 Medicare Part D data, Dr. Chang's most prescribed drugs by claims were Levetiracetam.

Has Dr. Susan M. Chang received payments from drug or device companies?

CMS Open Payments shows $908 in general payments to Dr. Chang from 5 companies from 2021 to 2025. The largest total came from Abbvie Inc.

How long has Dr. Susan M. Chang been practicing?

Dr. Chang graduated from medical school in 1985, 41 years ago.

Does Dr. Susan M. Chang do research?

Dmand AI links 368 publications to Dr. Chang, published from 2006 to 2025. Dr. Chang has worked on 15 clinical trials.

Who does Dr. Susan M. Chang publish with?

Dr. Chang's most frequent co-authors are Mitchel S. Berger, MD (113 shared papers), Michael Prados, MD (99 shared papers) and Nicholas A. Butowski, MD (56 shared papers).

What insurance does Dr. Susan M. Chang accept?

Dr. Chang is in network with 8 carriers, including Blue Cross Blue Shield of Michigan, Elevance and Blue Cross Blue Shield of Massachusetts. Medicare plans come from the most carriers, 5. Check the plan with the practice before a visit.

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