Dr. John Patrick Feola, MD
- Medicare services, 2017
- 254
- Part D claims, 2017
- 1,350
- Industry payments
- $1,417
- Affiliated sites
- 1
- Medical group
- 1
- Practice address
- 6400 Arlington Blvd, Falls Church, VA 22042-2325
- Practice phone
- Call (703) 241-1010
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Primary practice
William B Ershler
Multi-specialty group site · Falls Church, Virginia
Find Dr. Feola'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 Patrick Feola is an internist in Arlington, Virginia
Dr. Feola practices at William B Ershler in Falls Church, Virginia.
Dr. Feola's NPI, 1467474882, was assigned on July 24, 2006. Dr. Feola holds Virginia license 0101050870.
- NPI
- 1467474882NPI Registry (opens in a new tab)
- NPI enumeration date
- July 24, 2006
- NPI status
- Active
- Practice phone
- (703) 241-1010
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- Sex
- Male
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; Dmand AI Affiliation Data; and Doctors and Clinicians National Downloadable File (CMS)
Dr. John Patrick Feola practices in Falls Church and Arlington
Dr. Feola's primary practice is William B Ershler, at 6400 Arlington Blvd, Falls Church, VA 22042-2325. The practice phone is (703) 241-1010. The NPI Registry lists Dr. Feola's practice address as 1701 N George Mason Dr, Arlington, VA 22205.
- William B ErshlerPrimary6400 Arlington Blvd, Falls Church, VA 22042-2325Phone(703) 241-1010
- NPI Registry address1701 N George Mason Dr, Arlington, VA 22205 · Arlington CountyPhone(703) 241-1010
Sources: NPPES NPI Registry (CMS); Dmand AI Affiliation Data; Doctors and Clinicians National Downloadable File (CMS); and Dmand AI Practice Data
Dr. John Patrick Feola is affiliated with 1 site of care and 1 medical group
Dr. Feola's primary practice is William B Ershler in Falls Church, Virginia. Dmand AI also links Dr. Feola to 1 medical group, named with a free account.
Sources: Dmand AI Affiliation Data; and Doctors and Clinicians National Downloadable File (CMS)
Dmand AI tracks the EHR system at Dr. John Patrick Feola's practice
Dmand AI tracks the electronic health record (EHR) system at each site where Dr. Feola practices. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| William B Ershler | Available with a free account |
| +1 medical group | Available with a free account |
Source: Dmand AI Technology Install Data
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Dr. John Patrick Feola is one of 3,339 internists in Virginia
Internal medicine is Dr. Feola's primary specialty in the NPI Registry, under taxonomy code 207R00000X. Dr. Feola is licensed in Virginia.
Specialties and state licenses
- Internal medicine, VirginiaPrimary
Internists near Dr. Feola
Counts of internists 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 Patrick Feola billed Medicare for 254 services in 2017
CMS data shows 254 Medicare services from Dr. Feola across 1 procedure code in 2017, all of them office visits. Medicare paid $15,882 for them. Every service was in an office.
Dr. Feola's Medicare services by type, 2016 to 2017
- 2016
- 2017
- Office and hospital visits
- 2016: 6642017: 25462%
- Tests and treatments
- 2016: 372017: 0100%
- Other services
- 2016: 182017: 0100%
Dr. Feola compared with the Virginia median for internists, 2017
- Dr. Feola
- Virginia median
- Medicare services
- 254vs 60758% below
- Part D claims
- 1,350vs 2246.0 times
Medians across 3,182 internists in Virginia with Dmand AI profiles that report each measure.
Dr. Feola's most billed Medicare procedure codes, 2017
CMS publishes codes billed for 11 or more Medicare patients. Each label is the code family; CPT descriptions are licensed by the AMA.
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Medicare shows one payer. Book a meeting to get commercial claims data for Dr. Feola and other internists in Virginia.
Sources: Medicare Physician & Other Practitioners - by Provider and Service (CMS), 2024 data; and Dmand AI Peer Benchmarks
Dr. John Patrick Feola's patients have a median age of 66
Across all payers, Dmand AI patient panel data puts Dr. Feola's median patient age at 66, with 35% women.
Dr. Feola's patients across all payers
Dmand AI patient panel data covers Medicare, Medicaid and commercial patients.
Patient panel by age, all payers
Median age 66
Patient panel by sex, all payers
- Women35%
- Men65%
Source: Dmand AI Patient Panel Data
Dr. John Patrick Feola wrote 1,350 Medicare Part D claims in 2017
In 2017, Dr. Feola wrote 1,350 Medicare Part D claims. They cover 63 drugs, with $143,059 in total drug cost. In 2016, CMS named 2,727 claims across 108 drugs.
Dr. Feola's most prescribed drugs by claims, 2017
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, 2016 to 2017
- 2016
- 2017
- Claims for drugs CMS names
- 2016: 2,7272017: 1,35050%
Drugs named by CMS: 63 in 2017, 108 in 2016.
Source: Medicare Part D Prescribers - by Provider and Drug (CMS), 2024 data, released May 6, 2026
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Dr. John Patrick Feola received $1,417 in industry payments from 2016 to 2021
CMS Open Payments shows 89 general payments to Dr. Feola from 24 drug and device companies from 2016 to 2021. Food and beverage make up the largest share, 100% of the total. Janssen Pharmaceuticals, Inc paid the most, $318.
General payments to Dr. Feola by program year, 2016 to 2021
Companies that paid Dr. Feola the most, 2016 to 2021
Share is of all general payments to this clinician.
Source: Open Payments (CMS), 2025 data, released July 7, 2026
Sources for Dr. John Patrick Feola'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 DataDoctors and Clinicians National Downloadable File (CMS) (opens in a new tab)Dmand AI Practice Data |
| Primary practice, affiliations and health system | Dmand AI Affiliation DataDoctors and Clinicians National Downloadable File (CMS) (opens in a new tab) |
| 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) |
| Industry payments | Open Payments (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 Patrick Feola
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 Patrick Feola's NPI number?
Dr. John Patrick Feola's NPI number is 1467474882. It was assigned on July 24, 2006, and it is active in the NPI Registry.
What kind of doctor is Dr. John Patrick Feola?
Dr. John Patrick Feola is an internist in Arlington, Virginia. The primary specialty in the NPI Registry is Internal Medicine Physician (taxonomy code 207R00000X).
Where does Dr. John Patrick Feola practice?
Dr. Feola practices at 6400 Arlington Blvd, Falls Church, VA 22042-2325. Dr. Feola also practices at 1701 N George Mason Dr, Arlington, VA 22205. Dr. Feola's primary practice is William B Ershler in Falls Church, Virginia. Dmand AI also links Dr. Feola to 1 medical group.
What is Dr. John Patrick Feola's office phone number?
The practice phone on file for Dr. Feola is (703) 241-1010.
What is Dr. John Patrick Feola's medical license number?
Dr. Feola holds Virginia license 0101050870.
Does Dr. John Patrick Feola accept Medicare?
Yes. CMS data shows Dr. Feola billed Medicare for 254 services in 2017.
What services does Dr. John Patrick Feola bill to Medicare?
In 2017, Dr. Feola's most billed Medicare services were office visit, established patient (99214).
What drugs does Dr. John Patrick Feola prescribe most?
In 2017 Medicare Part D data, Dr. Feola's most prescribed drugs by claims were Atorvastatin Calcium, Amlodipine Besylate and Levothyroxine Sodium.
Has Dr. John Patrick Feola received payments from drug or device companies?
CMS Open Payments shows $1,417 in general payments to Dr. Feola from 24 companies from 2016 to 2021. The largest total came from Janssen Pharmaceuticals, Inc.
How long has Dr. John Patrick Feola been practicing?
Dr. Feola's NPI was assigned in 2006.
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