Dr. Susan M. Chang, MD
- 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
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Primary practice
Find Dr. Chang's professional email, personal email and mobile number
Dmand AI checks each channel through healthcare-specific waterfall enrichment. See what is on file with a free account, with practice phones, licenses and affiliations.
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
- 1346299518NPI Registry (opens in a new tab)
- NPI enumeration date
- May 8, 2006
- NPI status
- Active
- Practice phone
- (530) 541-3000
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- 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.
- Barton Memorial Hospital2170 South Avenue, South Lake Tahoe, CA 96150 · El Dorado CountyPhone(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.
| Site | EHR vendor and product |
|---|---|
| Barton Memorial Hospital | Available with a free account |
Source: Dmand AI Technology Install Data
For health IT teams
Dmand AI maps EHR vendors, IT decision makers and buying committees across Barton Health and 6.2K+ hospitals, with verified contacts in the same login.
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, CaliforniaPrimary
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.
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.
Need commercial claims for Dr. Chang?
Medicare shows one payer. Book a meeting to get commercial claims data for Dr. Chang and other neurosurgeons in California.
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.
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.
Source: Medicare Part D Prescribers - by Provider and Drug (CMS), 2024 data, released May 6, 2026
For MedTech and pharma teams
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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.
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
- Mitchel S. Berger, MD113 shared papers
- Michael Prados, MD99 shared papers
- Nicholas A. Butowski, MD56 shared papers
Recent publications by Dr. Chang
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.
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
- 4Phase 1: 4 trials
- 1Phase 1/2: 1 trial
- 6Phase 2: 6 trials
- 1Phase 3: 1 trial
- NonePhase 4: no trials
Conditions in Dr. Chang's trials
- Astrocytoma
- Oligodendroglioma
- Glioblastoma
- Glioma
- Gliosarcoma
Investigators on the most trials with Dr. Chang
- Nicholas A. Butowski, MD4 shared trials
- Jennifer Leigh Clarke, MD, MPH2 shared trials
- Timothy Francis Cloughesy, MD2 shared trials
Recent clinical trials with Dr. Chang
Hyperpolarized Carbon-13 (13C) Pyruvate Imaging in Patients With Glioblastoma (opens in a new tab)
Study of the Effect NT-I7 on CD4 Counts in Patients With High Grade Gliomas (opens in a new tab)
Study of Convection-Enhanced, Image-Assisted Delivery of Liposomal-Irinotecan In Recurrent High Grade Glioma (opens in a new tab)
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
- 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.
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
- 2014
- America's Top Doctors
- 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.
- Medical school
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
- Medicare5
- PPO5
- HMO3
- POS3
- EPO2
Source: Dmand AI Insurance Network Data
Sources for Dr. Susan M. Chang's profile data
| Data on this page | Source |
|---|---|
| NPI, name, sex, specialty and licenses | NPPES NPI Registry (CMS) (opens in a new tab)Dmand AI Professional Profile Data |
| Practice locations and phone | Dmand AI Affiliation Data |
| Primary practice, affiliations and health system | Dmand AI Affiliation DataDmand AI Org Hierarchy Data |
| Medicare services and procedure codes | Medicare Physician & Other Practitioners - by Provider and Service (CMS) (opens in a new tab) |
| State medians for the same specialty | Dmand AI Peer Benchmarks |
| Medicare patients and the all-payer patient panel | Dmand AI Patient Panel Data |
| Part D prescribing | Medicare Part D Prescribers - by Provider and Drug (CMS) (opens in a new tab) |
| Publications, topics and co-authors | PubMed (National Library of Medicine) (opens in a new tab)Dmand AI Research Linkage |
| Clinical trials and co-investigators | Dmand AI Research LinkageClinicalTrials.gov (National Library of Medicine) (opens in a new tab) |
| Industry payments | Open Payments (CMS) (opens in a new tab) |
| Awards and committee roles | Dmand AI Professional Profile Data |
| Training, board certification and memberships | Dmand AI Professional Profile Data |
| Insurance carriers and plan types | Dmand AI Insurance Network Data |
| EHR at each practice site | Dmand AI Technology Install Data |
| Similar physicians | Dmand 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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