Gregory Feider, DMD
- Part D claims, 2026
- 32
- Affiliated sites
- 1
- Medical group
- 1
- State license
- 1
- Year NPI issued
- 2014
- Practice address
- 319 Lynnway, Lynn, MA 01901-1811
- Practice phone
- Call (781) 599-5437
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Primary practice
Lynn Smiles Youth Dentistry
Dental practice · Lynn, Massachusetts
Find Gregory Feider'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.
Gregory Feider is a general practice dentistry in Peabody, Massachusetts
Gregory Feider practices at Lynn Smiles Youth Dentistry in Lynn, Massachusetts.
Gregory Feider's NPI, 1114332418, was assigned on June 25, 2014. Gregory Feider holds Massachusetts license DN1856599.
- NPI
- 1114332418NPI Registry (opens in a new tab)
- NPI enumeration date
- June 25, 2014
- NPI status
- Active
- Practice phone
- (781) 599-5437
- 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)
Gregory Feider practices in Lynn and Peabody
Gregory Feider's primary practice is Lynn Smiles Youth Dentistry, at 319 Lynnway, Lynn, MA 01901-1811. The practice phone is (781) 599-5437. The NPI Registry lists Gregory Feider's practice address as 10 Centennial Dr, Peabody, MA 01960.
- Lynn Smiles Youth DentistryPrimary319 Lynnway, Lynn, MA 01901-1811Phone(781) 599-5437
- NPI Registry address10 Centennial Dr, Peabody, MA 01960 · Essex County
Sources: NPPES NPI Registry (CMS); Dmand AI Affiliation Data; Doctors and Clinicians National Downloadable File (CMS); and Dmand AI Practice Data
Gregory Feider is affiliated with 1 site of care and 1 medical group
Gregory Feider's primary practice is Lynn Smiles Youth Dentistry in Lynn, Massachusetts. Dmand AI also links Gregory Feider 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 Gregory Feider's practice
Dmand AI tracks the electronic health record (EHR) system at each site where Gregory Feider practices. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| Lynn Smiles Youth Dentistry | Available with a free account |
| +1 medical group | Available with a free account |
Source: Dmand AI Technology Install Data
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Gregory Feider is one of 1,941 general practice dentistrys in Massachusetts
General practice is Gregory Feider's primary specialty in the NPI Registry, under taxonomy code 1223G0001X. Gregory Feider is licensed in Massachusetts.
Specialties and state licenses
- General practice dentistry, MassachusettsPrimary
General practice dentistrys near Gregory Feider
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
Gregory Feider's patients have a median age of 20
Across all payers, Dmand AI patient panel data puts Gregory Feider's median patient age at 20, with 50% women.
Gregory Feider's patients across all payers
Dmand AI patient panel data covers Medicare, Medicaid and commercial patients.
Patient panel by age, all payers
Median age 20
Patient panel by sex, all payers
- Women50%
- Men50%
Source: Dmand AI Patient Panel Data
Gregory Feider wrote 32 Medicare Part D claims in 2026
In 2026, Gregory Feider wrote 32 Medicare Part D claims for 28 patients. 94% of them were for generic drugs.
Gregory Feider's Part D claims by kind of drug, 2026
- Generic30 claims94%
- Brand-name and other2 claims6%
Drug classes CMS tracks in Gregory Feider's Part D claims, 2026
- Antibiotics88%28 of 32 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
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Sources for Gregory Feider'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 patients and the all-payer patient panel | Dmand AI Patient Panel Data |
| Part D prescribing | Medicare Part D Prescribers - by Provider (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 Gregory Feider
Spotted something out of date? Email hello@dmand.ai and we will check the record. Contact details live in the free trial.
What is Gregory Feider's NPI number?
Gregory Feider's NPI number is 1114332418. It was assigned on June 25, 2014, and it is active in the NPI Registry.
What does Gregory Feider specialize in?
Gregory Feider is a general practice dentistry in Peabody, Massachusetts. The primary specialty in the NPI Registry is General Practice Dentistry (taxonomy code 1223G0001X).
Where does Gregory Feider practice?
Gregory Feider practices at 319 Lynnway, Lynn, MA 01901-1811. Gregory Feider also practices at 10 Centennial Dr, Peabody, MA 01960. Gregory Feider's primary practice is Lynn Smiles Youth Dentistry in Lynn, Massachusetts. Dmand AI also links Gregory Feider to 1 medical group, and a free account names each one.
What is Gregory Feider's office phone number?
The practice phone on file for Gregory Feider is (781) 599-5437. Dmand AI also checks direct phone and mobile numbers, available with a free account.
What is Gregory Feider's email address?
Dmand AI checks professional and personal email addresses for Gregory Feider through healthcare-specific waterfall enrichment. They are available with a free Dmand AI account.
What is Gregory Feider's medical license number?
Gregory Feider holds Massachusetts license DN1856599.
What medical group is Gregory Feider part of?
Dmand AI links Gregory Feider to 1 medical group. A free account names the group, with the clinicians and leaders there.
How long has Gregory Feider been practicing?
Gregory Feider's NPI was assigned in 2014.
What EHR does Gregory Feider's practice use?
Dmand AI tracks the EHR system at Lynn Smiles Youth Dentistry and at 1 medical group. The vendor and product are available with a free Dmand AI account.
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