Dr. John Valentine, MD
- Part D claims, 2016
- 41
- Affiliated sites
- 1
- State license
- 1
- Year NPI issued
- 2005
- Practice locations
- 2
- Practice address
- 195 Hospital Loop, Berlin, VT 05602-9522
- Practice phone
- Call (802) 225-5400
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Primary practice
Mountainview Medical
Physician office · Berlin, Vermont
Find Dr. Valentine'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 Valentine is a medical oncologist in Winchester, Massachusetts
Dr. Valentine practices at Mountainview Medical in Berlin, Vermont.
Dr. Valentine's NPI, 1477549517, was assigned on September 23, 2005. Dr. Valentine holds Vermont license 0420006462.
- NPI
- 1477549517NPI Registry (opens in a new tab)
- NPI enumeration date
- September 23, 2005
- NPI status
- Active
- Practice phone
- (802) 225-5400
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- Sex
- Male
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; and Dmand AI Affiliation Data
Dr. John Valentine practices in Berlin and Winchester
Dr. Valentine's primary practice is Mountainview Medical, at 195 Hospital Loop, Berlin, VT 05602-9522. The practice phone is (802) 225-5400. The NPI Registry lists Dr. Valentine's practice address as 41 Highland Ave, Winchester, MA 01890.
- Mountainview MedicalPrimary195 Hospital Loop, Berlin, VT 05602-9522Phone(802) 225-5400
- NPI Registry address41 Highland Ave, Winchester, MA 01890 · Middlesex CountyPhone(802) 225-5400
Sources: NPPES NPI Registry (CMS); Dmand AI Affiliation Data; and Dmand AI Practice Data
Dr. John Valentine is affiliated with 1 site of care
Dr. Valentine's primary practice is Mountainview Medical in Berlin, Vermont.
Source: Dmand AI Affiliation Data
Dmand AI tracks the EHR system at Dr. John Valentine's practice
Dmand AI tracks the electronic health record (EHR) system at each site where Dr. Valentine practices. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| Mountainview Medical | Available with a free account |
Source: Dmand AI Technology Install Data
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Dr. John Valentine is one of 290 medical oncologists in Massachusetts
Medical oncology is Dr. Valentine's primary specialty in the NPI Registry, under taxonomy code 207RX0202X. Dr. Valentine is licensed in Vermont.
Specialties and state licenses
- Medical oncology, VermontPrimary
Medical oncologists near Dr. Valentine
Counts of medical oncologists 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 Valentine's patients have a median age of 35
Across all payers, Dmand AI patient panel data puts Dr. Valentine's median patient age at 35, with 50% women.
Dr. Valentine's patients across all payers
Dmand AI patient panel data covers Medicare, Medicaid and commercial patients.
Patient panel by age, all payers
Median age 35
Patient panel by sex, all payers
- Women50%
- Men50%
Source: Dmand AI Patient Panel Data
Dr. John Valentine wrote 41 Medicare Part D claims in 2016
In 2016, Dr. Valentine wrote 41 Medicare Part D claims. Every claim was for a generic drug. They cover 1 drug, with $437 in total drug cost.
Dr. Valentine's most prescribed drugs by claims, 2016
CMS names a drug when it has 11 or more claims. Share is of the claims for drugs CMS names.
Source: Medicare Part D Prescribers - by Provider and Drug (CMS), 2024 data, released May 6, 2026
For MedTech and pharma teams
Filter 7.4M+ HCPs by Medicare procedures, Part D drugs and Open Payments history, then reach them with verified contacts in one login.
Sources for Dr. John Valentine'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 Affiliation DataDmand AI Practice Data |
| Primary practice, affiliations and health system | Dmand AI Affiliation Data |
| 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) |
| 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 Valentine
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 Valentine's NPI number?
Dr. John Valentine's NPI number is 1477549517. It was assigned on September 23, 2005, and it is active in the NPI Registry.
What kind of doctor is Dr. John Valentine?
Dr. John Valentine is a medical oncologist in Winchester, Massachusetts. The primary specialty in the NPI Registry is Medical Oncology Physician (taxonomy code 207RX0202X).
Where does Dr. John Valentine practice?
Dr. Valentine practices at 195 Hospital Loop, Berlin, VT 05602-9522. Dr. Valentine also practices at 41 Highland Ave, Winchester, MA 01890. Dr. Valentine's primary practice is Mountainview Medical in Berlin, Vermont.
What is Dr. John Valentine's office phone number?
The practice phone on file for Dr. Valentine is (802) 225-5400.
What is Dr. John Valentine's medical license number?
Dr. Valentine holds Vermont license 0420006462.
What drugs does Dr. John Valentine prescribe most?
In 2016 Medicare Part D data, Dr. Valentine's most prescribed drugs by claims were Anastrozole.
How long has Dr. John Valentine been practicing?
Dr. Valentine's NPI was assigned in 2005.
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