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Dr. Eric Ming Changchien, MD
NPI1710137401PAC ID4284877267
- Medicare services, 2018
- 97
- Part D claims, 2024
- 165
- Publications
- 7
- Hospital affiliations
- 1
- Industry payments
- $2,939
- Practice address
- 441 N Lakeview Ave, Anaheim, CA 92807
- Practice phone
- Call (714) 279-4000
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Primary practice
Southern California Permanente Medical Group
Anaheim, California
Find Dr. Changchien'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. Eric Ming Changchien is a general surgeon in Anaheim, California
Dr. Changchien practices at Southern California Permanente Medical Group in Anaheim, California.
Dr. Changchien's NPI, 1710137401, was assigned on September 30, 2008. Dr. Changchien graduated from Boonshoft School of Medicine in 2007. Dr. Changchien holds California license 108490.
NPI and contact details
- NPI
- 1710137401NPI Registry (opens in a new tab)
- Medicare PAC ID
- 4284877267
- NPI enumeration date
- September 30, 2008
- NPI status
- Active
- Accepts Medicare assignment
- Yes
- Practice phone
- (714) 279-4000
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- Sex
- Male
- Estimated age
- 45
- Medical school graduation
- 2007
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; Dmand AI Practice Data; and Doctors and Clinicians National Downloadable File (CMS)
Dr. Eric Ming Changchien practices at Southern California Permanente Medical Group in Anaheim, California
Dr. Changchien's primary practice is Southern California Permanente Medical Group, at 441 N Lakeview Ave, Anaheim, CA 92807 in Orange County. The practice phone is (714) 279-4000.
- Southern California Permanente Medical Group441 N Lakeview Ave, Anaheim, CA 92807 · Orange CountyPhone(714) 279-4000
Sources: NPPES NPI Registry (CMS); and Dmand AI Practice Data
Dr. Eric Ming Changchien is affiliated with 3 sites of care and 1 medical group
Dr. Changchien's primary practice is Southern California Permanente Medical Group in Anaheim, California. Dr. Changchien is also affiliated with Orange County - Anaheim Medical Center. The medical group on file is Southern California Permanente Medical Group. Dmand AI also links Dr. Changchien to 1 more group practice or clinic, named with a free account.
Southern California Permanente Medical GroupPrimary
Sources: NPPES NPI Registry (CMS); Dmand AI Practice Data; Dmand AI Affiliation Data; and Dmand AI Org Hierarchy Data
Dmand AI tracks the EHR system at Dr. Eric Ming Changchien's practice
Dmand AI tracks the electronic health record (EHR) system at each site where Dr. Changchien practices, 2 sites in all. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| Southern California Permanente Medical Group | Available with a free account |
| +2 more affiliated sites | Available with a free account |
Source: Dmand AI Technology Install Data
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Dr. Eric Ming Changchien is one of 2,926 general surgeons in California
Surgery is Dr. Changchien's primary specialty in the NPI Registry, under taxonomy code 208600000X. Dr. Changchien is board certified in colon & rectal surgery by the American Board of Colon and Rectal Surgery. Dmand AI has Dr. Changchien's licenses on file in 3 states: California, Utah and Illinois.
Specialties and state licenses
- Surgery, CaliforniaPrimary
- Colon and rectal surgery, Utah
- Illinois license
General surgeons near Dr. Changchien
Counts of general surgeons 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. Eric Ming Changchien billed Medicare for 97 services in 2018
CMS data shows 97 Medicare services from Dr. Changchien across 3 procedure codes in 2018. Medicare paid $8,214 for them.
Medicare services, 201897
Paid by Medicare$8,214
Procedure codes3
Dr. Changchien's Medicare services by type, 2017 to 2018
- 2017
- 2018
- Office and hospital visits
- 2017: 1252018: 9722%
Where Dr. Changchien's Medicare services took place, 2018
- In an office4647%
- In a facility5153%
Dr. Changchien compared with the California median for general surgeons, 2018
- Dr. Changchien
- California median
- Medicare services
- 97vs 16642% below
- Part D claims
- 77vs 342.3 times
Medians across 2,606 general surgeons in California with Dmand AI profiles that report each measure.
Dr. Changchien'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. Changchien?
Medicare shows one payer. Book a meeting to get commercial claims data for Dr. Changchien and other general surgeons in California.
Sources: Medicare Physician & Other Practitioners - by Provider and Service (CMS), 2024 data; and Dmand AI Peer Benchmarks
Dr. Eric Ming Changchien's patients have a median age of 65
Across all payers, Dmand AI patient panel data puts Dr. Changchien's median patient age at 65, with 54% women.
Dr. Changchien's patients across all payers
Dmand AI patient panel data covers Medicare, Medicaid and commercial patients.
Patient panel by age, all payers
Median age 65
Patient panel by sex, all payers
- Women54%
- Men46%
Source: Dmand AI Patient Panel Data
Dr. Eric Ming Changchien wrote 165 Medicare Part D claims in 2024
In 2024, Dr. Changchien wrote 165 Medicare Part D claims for 70 patients. 95% of them were for generic drugs. CMS names the drug for 77 of them, across 4 drugs with 11 or more claims each, at $747 in total drug cost. In 2023, CMS named 52 claims across 2 drugs.
Part D claims, 2024165
Drugs named by CMS4
Total drug cost$747
Part D patients70
Dr. Changchien's Part D claims by kind of drug, 2024
- Generic157 claims95%
- Brand-name and other8 claims5%
Dr. Changchien's most prescribed drugs by claims, 2024
CMS names a drug when it has 11 or more claims. Share is of the claims for drugs CMS names.
Drug classes CMS tracks in Dr. Changchien's Part D claims, 2024
- Opioids36%59 of 165 claims
- Antibiotics16%26 of 165 claims
Share of all Part D claims for each drug class CMS reports on. Classes with no claims are left out.
Part D claims for drugs CMS names, 2023 to 2024
- 2023
- 2024
- Claims for drugs CMS names
- 2023: 522024: 7748%
Drugs named by CMS: 4 in 2024, 2 in 2023.
Sources: Medicare Part D Prescribers - by Provider and Drug (CMS), 2024 data, released May 6, 2026; and Medicare Part D Prescribers - by Provider (CMS), 2024 data
How Dr. Eric Ming Changchien takes part in Medicare
Dr. Changchien accepts Medicare assignment, so Medicare's approved amount is taken as full payment.
- Accepts Medicare assignment
- Yes
Removal of tissue: 1 to 10 procedures (CMS shows small counts as a range)
Sources: Doctors and Clinicians National Downloadable File (CMS); and Doctors and Clinicians Utilization Data (CMS)
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Dr. Eric Ming Changchien has 7 publications on record
Dmand AI links 7 papers to Dr. Changchien, published from 2011 to 2012. 2012 was the busiest year, with 2. The most frequent topics are Surgical Mesh, Length of Stay and Obesity, Morbid. Dr. Changchien has published most often in Am Surg. Dr. Changchien's most frequent co-authors are Massimo Arcerito, MD, John Anthony Griffin, MD and John T. Moon, MD, PhD.
Papers7
Years published2011 to 2012
Topics Dr. Changchien writes about most
- Surgical Mesh
- Length of Stay
- Obesity, Morbid
- Rectal Prolapse
- Robotic Surgical Procedures
Dr. Changchien's most frequent co-authors
- Massimo Arcerito, MD2 shared papers
- John Anthony Griffin, MD2 shared papers
- John T. Moon, MD, PhD2 shared papers
Recent publications by Dr. Changchien
Anastomosis, Roux-en-YCardiovascular DiseasesGastric Bypass
Colonic PouchesProctocolectomy, RestorativeRectal Prolapse
Hernia, InguinalHerniorrhaphyLength of Stay
See who Dr. Changchien researches with
Physician Network Discovery turns co-authorship, shared hospitals and shared groups into a map of who Dr. Changchien works with, so you can find a warm path to the right general surgeons.
Sources: PubMed (National Library of Medicine); and Dmand AI Research Linkage
Dr. Eric Ming Changchien received $2,939 in industry payments from 2016 to 2025
CMS Open Payments shows 31 general payments to Dr. Changchien from 8 drug and device companies from 2016 to 2025. Food and beverage make up the largest share, 49% of the total. Intuitive Surgical, Inc. paid the most, $1,748.
General payments to Dr. Changchien by program year, 2016 to 2025
General payments to Dr. Changchien by kind, 2016 to 2025
$2.9Kin total
- Food and beverage$1,45249%
- Travel and lodging$1,18740%
- Speaker and faculty fees$30010%
Companies that paid Dr. Changchien the most, 2016 to 2025
Share is of all general payments to this clinician.
Source: Open Payments (CMS), 2025 data, released July 7, 2026
Dr. Eric Ming Changchien has 2 awards and honors on record
Dmand AI lists 2 awards for Dr. Changchien, most recently FASCRS in 2016.
Awards and honors for Dr. Changchien
- 2016
- FASCRS
- Undated
- ACS Fellow
Source: Dmand AI Professional Profile Data
Dr. Eric Ming Changchien graduated from Boonshoft School of Medicine
Dr. Changchien graduated from Boonshoft School of Medicine in 2007. Dr. Changchien is a member of ACS.
- Medical school
- Board certified in colon & rectal surgery
- Board certified in surgery
Source: Dmand AI Professional Profile Data
Dr. Eric Ming Changchien accepts plans from 7 insurance carriers
Dr. Changchien is in network with 7 carriers, including Kaiser Permanente, Blue Cross Blue Shield of Massachusetts and Blue Cross Blue Shield of Michigan. Medicare plans come from the most carriers, 5. Check the plan with the practice before a visit.
- Kaiser Permanente
- Blue Cross Blue Shield of Massachusetts
- Blue Cross Blue Shield of Michigan
- Regence Health Plans
- CMS Medicare
- Humana
- Molina
Plan types Dr. Changchien accepts, by number of carriers
- Medicare5
- PPO3
- HMO2
- EPO1
- POS1
Source: Dmand AI Insurance Network Data
Sources for Dr. Eric Ming Changchien'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 | NPPES NPI Registry (CMS) (opens in a new tab)Dmand AI Practice Data |
| Primary practice, affiliations and health system | NPPES NPI Registry (CMS) (opens in a new tab)Dmand AI Practice DataDmand 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)Medicare Part D Prescribers - by Provider (CMS) (opens in a new tab) |
| MIPS scores, telehealth, assignment and procedure percentiles | Doctors and Clinicians National Downloadable File (CMS) (opens in a new tab)Doctors and Clinicians Utilization Data (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 |
| 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. Eric Ming Changchien
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. Eric Ming Changchien's NPI number?
Dr. Eric Ming Changchien's NPI number is 1710137401. It was assigned on September 30, 2008, and it is active in the NPI Registry.
What kind of doctor is Dr. Eric Ming Changchien?
Dr. Eric Ming Changchien is a general surgeon in Anaheim, California. The primary specialty in the NPI Registry is Surgery Physician (taxonomy code 208600000X).
Where does Dr. Eric Ming Changchien practice?
Dr. Changchien practices at 441 N Lakeview Ave, Anaheim, CA 92807. Dr. Changchien's primary practice is Southern California Permanente Medical Group in Anaheim, California. Dmand AI also links Dr. Changchien to 1 group practice or clinic.
What is Dr. Eric Ming Changchien's office phone number?
The practice phone on file for Dr. Changchien is (714) 279-4000.
What is Dr. Eric Ming Changchien's medical license number?
Dr. Changchien holds California license 108490, one of the licenses on file in 3 states.
Which states has Dr. Eric Ming Changchien been licensed in?
Dmand AI has state licenses on file for Dr. Changchien in California (2009 to 2026), Utah (2013 to 2016) and Illinois (2007 to 2014).
Which hospitals is Dr. Eric Ming Changchien affiliated with?
Dr. Changchien is affiliated with Orange County - Anaheim Medical Center.
What medical group is Dr. Eric Ming Changchien part of?
Dr. Changchien is linked to Southern California Permanente Medical Group.
Does Dr. Eric Ming Changchien accept Medicare?
Yes. CMS data shows Dr. Changchien billed Medicare for 97 services in 2018, and Dr. Changchien accepts Medicare assignment.
Is Dr. Eric Ming Changchien board certified?
Yes. Dr. Changchien is board certified in colon & rectal surgery by the American Board of Colon and Rectal Surgery.
Show 8 more questionsShow fewer questions
What services does Dr. Eric Ming Changchien bill to Medicare?
In 2018, Dr. Changchien's most billed Medicare services were hospital inpatient care (99222), office visit, new patient (99203) and office visit, established patient (99213).
Where did Dr. Eric Ming Changchien go to medical school?
Dr. Changchien graduated from Boonshoft School of Medicine in 2007.
What drugs does Dr. Eric Ming Changchien prescribe most?
In 2024 Medicare Part D data, Dr. Changchien's most prescribed drugs by claims were Hydrocodone-Acetaminophen, Tramadol HCl and Metronidazole.
Has Dr. Eric Ming Changchien received payments from drug or device companies?
CMS Open Payments shows $2,939 in general payments to Dr. Changchien from 8 companies from 2016 to 2025. The largest total came from Intuitive Surgical, Inc.
How long has Dr. Eric Ming Changchien been practicing?
Dr. Changchien graduated from medical school in 2007, 19 years ago.
Does Dr. Eric Ming Changchien do research?
Dmand AI links 7 publications to Dr. Changchien, published from 2011 to 2012.
Who does Dr. Eric Ming Changchien publish with?
Dr. Changchien's most frequent co-authors are Massimo Arcerito, MD (2 shared papers), John Anthony Griffin, MD (2 shared papers) and John T. Moon, MD, PhD (2 shared papers).
What insurance does Dr. Eric Ming Changchien accept?
Dr. Changchien is in network with 7 carriers, including Kaiser Permanente, Blue Cross Blue Shield of Massachusetts and Blue Cross Blue Shield of Michigan. Medicare plans come from the most carriers, 5. Check the plan with the practice before a visit.
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