John Edward Longley, DDS
- Part D claims, 2024
- 105
- Industry payments
- $20
- Affiliated sites
- 1
- Medical group
- 1
- State license
- 1
- Practice address
- 20 E Timonium Rd Ste 210 Suite 210, Timonium, MD 21093-3456
- Practice phone
- Call (410) 308-4880
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Primary practice
Gunnar Fisher Dentistry
Dental practice · Timonium, Maryland
Find John Longley'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.
John Edward Longley is a general practice dentistry in Timonium, Maryland
John Longley practices at Gunnar Fisher Dentistry in Timonium, Maryland.
John Longley's NPI, 1053315317, was assigned on June 1, 2005. John Longley holds Maryland license 13371.
- NPI
- 1053315317NPI Registry (opens in a new tab)
- NPI enumeration date
- June 1, 2005
- NPI status
- Active
- Practice phone
- (410) 308-4880
- 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)
John Edward Longley practices at Gunnar Fisher Dentistry in Timonium, Maryland
John Longley's primary practice is Gunnar Fisher Dentistry, at 20 E Timonium Rd Ste 210 Suite 210, Timonium, MD 21093-3456. The practice phone is (410) 308-4880.
- Gunnar Fisher Dentistry20 E Timonium Rd Ste 210 Suite 210, Timonium, MD 21093-3456Phone(410) 308-4880
Sources: Dmand AI Affiliation Data; and Doctors and Clinicians National Downloadable File (CMS)
John Edward Longley is affiliated with 1 site of care and 1 medical group
John Longley's primary practice is Gunnar Fisher Dentistry in Timonium, Maryland. Dmand AI also links John Longley 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 John Edward Longley's practice
Dmand AI tracks the electronic health record (EHR) system at each site where John Longley practices. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| Gunnar Fisher Dentistry | Available with a free account |
| +1 medical group | 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 each health system and 6.2K+ hospitals, with verified contacts in the same login.
John Edward Longley is one of 995 general practice dentistrys in Maryland
General practice is John Longley's primary specialty in the NPI Registry, under taxonomy code 1223G0001X. John Longley is licensed in Maryland.
Specialties and state licenses
- General practice dentistry, MarylandPrimary
General practice dentistrys near John Longley
Counts of general practice dentistrys 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
John Edward Longley wrote 105 Medicare Part D claims in 2024
In 2024, John Longley wrote 105 Medicare Part D claims for 63 patients. 90% of them were for generic drugs.
John Longley's Part D claims by kind of drug, 2024
- Generic94 claims90%
- Brand-name and other11 claims10%
Drug classes CMS tracks in John Longley's Part D claims, 2024
- Opioids20%21 of 105 claims
- Antibiotics67%70 of 105 claims
Share of all Part D claims for each drug class CMS reports on. Classes with no claims are left out.
Source: Medicare Part D Prescribers - by Provider (CMS), 2024 data
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.
John Edward Longley received $20 in industry payments in 2025
CMS Open Payments shows 1 general payment to John Longley from 1 drug or device company in 2025. Food and beverage make up the largest share, 100% of the total. Align Technology, Inc. paid the most, $20.
Companies that paid John Longley the most, 2025 to 2025
Share is of all general payments to this clinician.
Source: Open Payments (CMS), 2025 data, released July 7, 2026
Sources for John Edward Longley'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 DataDoctors and Clinicians National Downloadable File (CMS) (opens in a new tab) |
| Primary practice, affiliations and health system | Dmand AI Affiliation DataDoctors and Clinicians National Downloadable File (CMS) (opens in a new tab) |
| Part D prescribing | Medicare Part D Prescribers - by Provider (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 John Edward Longley
Spotted something out of date? Email hello@dmand.ai and we will check the record. Contact details live in the free trial.
What is John Edward Longley's NPI number?
John Edward Longley's NPI number is 1053315317. It was assigned on June 1, 2005, and it is active in the NPI Registry.
What does John Edward Longley specialize in?
John Edward Longley is a general practice dentistry in Timonium, Maryland. The primary specialty in the NPI Registry is General Practice Dentistry (taxonomy code 1223G0001X).
Where does John Edward Longley practice?
John Longley practices at 20 E Timonium Rd Ste 210 Suite 210, Timonium, MD 21093-3456. John Longley's primary practice is Gunnar Fisher Dentistry in Timonium, Maryland. Dmand AI also links John Longley to 1 medical group.
What is John Edward Longley's office phone number?
The practice phone on file for John Longley is (410) 308-4880.
What is John Edward Longley's medical license number?
John Longley holds Maryland license 13371.
Has John Edward Longley received payments from drug or device companies?
CMS Open Payments shows $20 in general payments to John Longley from 1 company from 2025 to 2025. The largest total came from Align Technology, Inc.
How long has John Edward Longley been practicing?
John Longley's NPI was assigned in 2005.
Selling to general practice practices?
See general practice dentistrys in Maryland by site of care and group
Find the practices, groups and hospitals they work with, and the right people to contact at each.
- 30 days free
- Self-serve
- No credit card