Dr. Leonard I. Firer, MD
- Industry payments
- $4,027
- Affiliated sites
- 2
- Medical groups
- 2
- State license
- 1
- Year NPI issued
- 2006
- Practice address
- 280 Beach Street, Revere, MA 02151
- Practice phone
- Call (781) 289-5057
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Primary practice
Revere Winthrop Pediatrics
Pediatric practice · Revere, Massachusetts
Find Dr. Firer'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. Leonard I. Firer is a pediatrician in Revere, Massachusetts
Dr. Firer practices at Revere Winthrop Pediatrics in Revere, Massachusetts.
Dr. Firer's NPI, 1538249263, was assigned on October 17, 2006. Dr. Firer holds Massachusetts license 226608.
- NPI
- 1538249263NPI Registry (opens in a new tab)
- NPI enumeration date
- October 17, 2006
- NPI status
- Active
- Practice phone
- (781) 289-5057
- 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. Leonard I. Firer practices at Revere Winthrop Pediatrics in Revere, Massachusetts
Dr. Firer's primary practice is Revere Winthrop Pediatrics, at 280 Beach Street, Revere, MA 02151. The practice phone is (781) 289-5057.
- Revere Winthrop Pediatrics280 Beach Street, Revere, MA 02151Phone(781) 289-5057
Source: Dmand AI Affiliation Data
Dr. Leonard I. Firer is affiliated with 2 sites of care and 2 medical groups
Dr. Firer's primary practice is Revere Winthrop Pediatrics in Revere, Massachusetts. Dmand AI also links Dr. Firer to 2 medical groups and 1 group practice or clinic, each named with a free account.
Source: Dmand AI Affiliation Data
Dmand AI tracks the EHR system at Dr. Leonard I. Firer's practice
Dmand AI tracks the electronic health record (EHR) system at each site where Dr. Firer practices, 2 sites in all. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| Revere Winthrop Pediatrics | Available with a free account |
| +1 more site and 2 medical groups | Available with a free account |
Source: Dmand AI Technology Install Data
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Dr. Leonard I. Firer is one of 2,101 pediatricians in Massachusetts
Pediatrics is Dr. Firer's primary specialty in the NPI Registry, under taxonomy code 208000000X. Dr. Firer is licensed in Massachusetts.
Specialties and state licenses
- Pediatrics, MassachusettsPrimary
Pediatricians near Dr. Firer
Counts of pediatricians 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. Leonard I. Firer's patients have a median age of 12
Across all payers, Dmand AI patient panel data puts Dr. Firer's median patient age at 12, with 42% women.
Dr. Firer's patients across all payers
Dmand AI patient panel data covers Medicare, Medicaid and commercial patients.
Patient panel by age, all payers
Median age 12
Patient panel by sex, all payers
- Women42%
- Men58%
Source: Dmand AI Patient Panel Data
Dr. Leonard I. Firer received $4,027 in industry payments from 2016 to 2025
CMS Open Payments shows 204 general payments to Dr. Firer from 28 drug and device companies from 2016 to 2025. Food and beverage make up the largest share, 97% of the total. Shire North American Group Inc paid the most, $526.
General payments to Dr. Firer by program year, 2016 to 2025
General payments to Dr. Firer by kind, 2016 to 2025
- Food and beverage$3,90697%
- Device or supply loans$962%
- Education$251%
Companies that paid Dr. Firer the most, 2016 to 2025
Share is of all general payments to this clinician.
Source: Open Payments (CMS), 2025 data, released July 7, 2026
Sources for Dr. Leonard I. Firer'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 Data |
| Medicare patients and the all-payer patient panel | Dmand AI Patient Panel Data |
| 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. Leonard I. Firer
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. Leonard I. Firer's NPI number?
Dr. Leonard I. Firer's NPI number is 1538249263. It was assigned on October 17, 2006, and it is active in the NPI Registry.
What kind of doctor is Dr. Leonard I. Firer?
Dr. Leonard I. Firer is a pediatrician in Revere, Massachusetts. The primary specialty in the NPI Registry is Pediatrics Physician (taxonomy code 208000000X).
Where does Dr. Leonard I. Firer practice?
Dr. Firer practices at 280 Beach Street, Revere, MA 02151. Dr. Firer's primary practice is Revere Winthrop Pediatrics in Revere, Massachusetts. Dmand AI also links Dr. Firer to 2 medical groups and 1 group practice or clinic.
What is Dr. Leonard I. Firer's office phone number?
The practice phone on file for Dr. Firer is (781) 289-5057.
What is Dr. Leonard I. Firer's medical license number?
Dr. Firer holds Massachusetts license 226608.
Has Dr. Leonard I. Firer received payments from drug or device companies?
CMS Open Payments shows $4,027 in general payments to Dr. Firer from 28 companies from 2016 to 2025. The largest total came from Shire North American Group Inc.
How long has Dr. Leonard I. Firer been practicing?
Dr. Firer's NPI was assigned in 2006.
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