Dr. John V. Chobanian, MD
- Medicare services, 2021
- 219
- Part D claims, 2024
- 54
- Publications
- 1
- Hospital affiliations
- 1
- Industry payments
- $2,884
- Practice address
- 330 Mount Auburn Street, Cambridge, MA 02138
- Practice phone
- Call (617) 492-3500
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Primary practice
Find Dr. Chobanian'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. John V. Chobanian is a gastroenterologist in Cambridge, Massachusetts
Dr. Chobanian practices at Mount Auburn Hospital in Cambridge, Massachusetts, part of Beth Israel Lahey Health.
Dr. Chobanian's NPI, 1518040526, was assigned on October 23, 2006. Dr. Chobanian graduated from Boston University School Of Medicine in 1981. Dr. Chobanian holds Massachusetts license 51079.
- NPI
- 1518040526NPI Registry (opens in a new tab)
- NPI enumeration date
- October 23, 2006
- NPI status
- Active
- Practice phone
- (617) 492-3500
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- Sex
- Male
- Medical school graduation
- 1981
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; and Dmand AI Affiliation Data
Dr. John V. Chobanian practices at Mount Auburn Hospital in Cambridge, Massachusetts
Dr. Chobanian's primary practice is Mount Auburn Hospital, at 330 Mount Auburn Street, Cambridge, MA 02138 in Middlesex County. The practice phone is (617) 492-3500.
- Mount Auburn Hospital330 Mount Auburn Street, Cambridge, MA 02138 · Middlesex CountyPhone(617) 492-3500
Source: Dmand AI Affiliation Data
Dr. John V. Chobanian is affiliated with 1 site of care
Dr. Chobanian's primary practice is Mount Auburn Hospital in Cambridge, Massachusetts, part of Beth Israel Lahey Health. Dr. Chobanian's employer is on file too: a hospital.
Sources: Dmand AI Affiliation Data; and Dmand AI Org Hierarchy Data
Dmand AI tracks the EHR system at Dr. John V. Chobanian's practice
Dmand AI tracks the electronic health record (EHR) system at each site where Dr. Chobanian practices. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| Mount Auburn 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 Beth Israel Lahey Health and 6.2K+ hospitals, with verified contacts in the same login.
Dr. John V. Chobanian is one of 597 gastroenterologists in Massachusetts
Gastroenterology is Dr. Chobanian's primary specialty in the NPI Registry, under taxonomy code 207RG0100X. Dr. Chobanian is board certified in gastroenterology by the American Board of Internal Medicine. Dmand AI has Dr. Chobanian's licenses on file in 2 states: Massachusetts and Rhode Island.
Specialties and state licenses
- Gastroenterology, MassachusettsPrimary
- Rhode Island license
Clinical focus
Dmand AI lists colonoscopy among the conditions Dr. Chobanian treats.
Gastroenterologists near Dr. Chobanian
Counts of gastroenterologists 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. John V. Chobanian billed Medicare for 219 services in 2021
CMS data shows 219 Medicare services from Dr. Chobanian across 7 procedure codes in 2021. Medicare paid $18,625 for them.
Dr. Chobanian's Medicare services by type, 2020 to 2021
- 2020
- 2021
- Other services
- 2020: 1852021: 11538%
- Surgery
- 2020: 1192021: 6942%
- Office and hospital visits
- 2020: 1042021: 3566%
Where Dr. Chobanian's Medicare services took place, 2021
- In an office3516%
- In a facility18484%
Dr. Chobanian compared with the Massachusetts median for gastroenterologists, 2021
- Dr. Chobanian
- Massachusetts median
- Medicare services
- 219vs 51958% below
- Part D claims
- 49vs 30084% below
Medians across 583 gastroenterologists in Massachusetts with Dmand AI profiles that report each measure.
Dr. Chobanian's most billed Medicare procedure codes, 2021
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. Chobanian?
Medicare shows one payer. Book a meeting to get commercial claims data for Dr. Chobanian and other gastroenterologists in Massachusetts.
Sources: Medicare Physician & Other Practitioners - by Provider and Service (CMS), 2024 data; and Dmand AI Peer Benchmarks
Dr. John V. Chobanian's patients have a median age of 63
Across all payers, Dmand AI patient panel data puts Dr. Chobanian's median patient age at 63, with 29% women.
Dr. Chobanian's patients across all payers
Dmand AI patient panel data covers Medicare, Medicaid and commercial patients.
Patient panel by age, all payers
Median age 63
Patient panel by sex, all payers
- Women29%
- Men71%
Source: Dmand AI Patient Panel Data
Dr. John V. Chobanian wrote 54 Medicare Part D claims in 2024
In 2024, Dr. Chobanian wrote 54 Medicare Part D claims for 53 patients. 78% of them were for generic drugs. CMS names the drug for 49 of them, across 1 drug with 11 or more claims each, at $3,381 in total drug cost. In 2023, CMS named 85 claims across 1 drug.
Dr. Chobanian's Part D claims by kind of drug, 2024
- Generic42 claims78%
- Brand-name12 claims22%
Dr. Chobanian'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.
Part D claims for drugs CMS names, 2023 to 2024
- 2023
- 2024
- Claims for drugs CMS names
- 2023: 852024: 4942%
Drugs named by CMS: 1 in 2024, 1 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
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Dr. John V. Chobanian has 1 publication on record
Dmand AI links 1 paper to Dr. Chobanian.
Recent publications by Dr. Chobanian
See who Dr. Chobanian researches with
Physician Network Discovery turns co-authorship, shared hospitals and shared groups into a map of who Dr. Chobanian works with, so you can find a warm path to the right gastroenterologists.
Sources: PubMed (National Library of Medicine); and Dmand AI Research Linkage
Dr. John V. Chobanian received $2,884 in industry payments from 2016 to 2021
CMS Open Payments shows 135 general payments to Dr. Chobanian from 17 drug and device companies from 2016 to 2021. Food and beverage make up the largest share, 87% of the total. Abbvie Inc. paid the most, $624.
General payments to Dr. Chobanian by program year, 2016 to 2021
General payments to Dr. Chobanian by kind, 2016 to 2021
- Food and beverage$2,51487%
- Gifts$2519%
- Education$1194%
Companies that paid Dr. Chobanian the most, 2016 to 2021
Share is of all general payments to this clinician.
Source: Open Payments (CMS), 2025 data, released July 7, 2026
Dr. John V. Chobanian has 2 awards and honors on record
Dmand AI lists 2 awards for Dr. Chobanian, most recently Regional Top Doctor in 2014.
Awards and honors for Dr. Chobanian
- 2014
- Regional Top Doctor
- 2013
- CMS Stage 1 EHR
Source: Dmand AI Professional Profile Data
Dr. John V. Chobanian graduated from Boston University School Of Medicine
Dr. Chobanian graduated from Boston University School Of Medicine in 1981.
- Medical school
- Board certified in gastroenterology
- Board certified in internal medicine
Source: Dmand AI Professional Profile Data
Dr. John V. Chobanian accepts plans from 8 insurance carriers
Dr. Chobanian is in network with 8 carriers, including Aetna, Elevance and Blue Cross Blue Shield of Michigan. PPO plans come from the most carriers, 8. Check the plan with the practice before a visit.
- Aetna
- Elevance
- Blue Cross Blue Shield of Michigan
- United Healthcare
- Blue Cross Blue Shield of Massachusetts
- HCSC
- Regence Health Plans
- EMI Health
Plan types Dr. Chobanian accepts, by number of carriers
- PPO8
- Medicare7
- HMO5
- POS4
- EPO2
Source: Dmand AI Insurance Network Data
Sources for Dr. John V. Chobanian'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)Medicare Part D Prescribers - by Provider (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. John V. Chobanian
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. John V. Chobanian's NPI number?
Dr. John V. Chobanian's NPI number is 1518040526. It was assigned on October 23, 2006, and it is active in the NPI Registry.
What kind of doctor is Dr. John V. Chobanian?
Dr. John V. Chobanian is a gastroenterologist in Cambridge, Massachusetts. The primary specialty in the NPI Registry is Gastroenterology Physician (taxonomy code 207RG0100X).
Where does Dr. John V. Chobanian practice?
Dr. Chobanian practices at 330 Mount Auburn Street, Cambridge, MA 02138. Dr. Chobanian's primary practice is Mount Auburn Hospital in Cambridge, Massachusetts, part of Beth Israel Lahey Health.
What is Dr. John V. Chobanian's office phone number?
The practice phone on file for Dr. Chobanian is (617) 492-3500.
What is Dr. John V. Chobanian's medical license number?
Dr. Chobanian holds Massachusetts license 51079, one of the licenses on file in 2 states.
Which states has Dr. John V. Chobanian been licensed in?
Dmand AI has state licenses on file for Dr. Chobanian in Massachusetts (1983 to 2027) and Rhode Island (1987 to 1991).
Which hospitals is Dr. John V. Chobanian affiliated with?
Dr. Chobanian practices at Mount Auburn Hospital in Cambridge, Massachusetts.
Does Dr. John V. Chobanian accept Medicare?
Yes. CMS data shows Dr. Chobanian billed Medicare for 219 services in 2021.
Is Dr. John V. Chobanian board certified?
Yes. Dr. Chobanian is board certified in gastroenterology by the American Board of Internal Medicine.
What services does Dr. John V. Chobanian bill to Medicare?
In 2021, Dr. Chobanian's most billed Medicare services were medicare service (G0500), surgery: digestive system (45385) and office visit, established patient (99214).
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Where did Dr. John V. Chobanian go to medical school?
Dr. Chobanian graduated from Boston University School Of Medicine in 1981.
What drugs does Dr. John V. Chobanian prescribe most?
In 2024 Medicare Part D data, Dr. Chobanian's most prescribed drugs by claims were Sod Sulf-Potass Sulf-Mag Sulf.
Has Dr. John V. Chobanian received payments from drug or device companies?
CMS Open Payments shows $2,884 in general payments to Dr. Chobanian from 17 companies from 2016 to 2021. The largest total came from Abbvie Inc.
How long has Dr. John V. Chobanian been practicing?
Dr. Chobanian graduated from medical school in 1981, 45 years ago.
Does Dr. John V. Chobanian do research?
Dmand AI links 1 publication to Dr. Chobanian.
What insurance does Dr. John V. Chobanian accept?
Dr. Chobanian is in network with 8 carriers, including Aetna, Elevance and Blue Cross Blue Shield of Michigan. PPO plans come from the most carriers, 8. Check the plan with the practice before a visit.
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