Dr. Helen M. Leszczynska, MD
- Hospital affiliations
- 1
- Industry payments
- $28
- Medical groups
- 2
- State license
- 1
- Year NPI issued
- 2019
- Practice address
- 401 State Highway 73, Marlton, NJ 08053
- Practice phone
- Call (856) 528-5370
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Primary practice
Advocare Pediatric Urgent Care
Urgent Care Center · Marlton, New Jersey
Find Dr. Leszczynska'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. Helen M. Leszczynska is a pediatrician in Marlton, New Jersey
Dr. Leszczynska practices at Advocare Pediatric Urgent Care in Marlton, New Jersey.
Dr. Leszczynska's NPI, 1699237453, was assigned on April 2, 2019. Dr. Leszczynska graduated from Medical University of Lodz in 2017. Dr. Leszczynska holds New Jersey license 25MA11371400.
- NPI
- 1699237453NPI Registry (opens in a new tab)
- NPI enumeration date
- April 2, 2019
- NPI status
- Active
- Practice phone
- (856) 528-5370
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- Sex
- Female
- Medical school graduation
- 2017
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; and Dmand AI Affiliation Data
Dr. Helen M. Leszczynska practices at Advocare Pediatric Urgent Care in Marlton, New Jersey
Dr. Leszczynska's primary practice is Advocare Pediatric Urgent Care, at 401 State Highway 73, Marlton, NJ 08053. The practice phone is (856) 528-5370.
- Advocare Pediatric Urgent Care401 State Highway 73, Marlton, NJ 08053Phone(856) 528-5370
Source: Dmand AI Affiliation Data
Dr. Helen M. Leszczynska is affiliated with 3 sites of care and 2 medical groups
Dr. Leszczynska's primary practice is Advocare Pediatric Urgent Care in Marlton, New Jersey. Dr. Leszczynska is also affiliated with Morristown Medical Center. The medical group on file is Advocare. Dmand AI also links Dr. Leszczynska to 1 more group practice or clinic and 1 medical group, each named with a free account. Dr. Leszczynska's employer is on file too: an urgent care center.
Sources: Dmand AI Affiliation Data; and Dmand AI Org Hierarchy Data
Dmand AI tracks the EHR system at Dr. Helen M. Leszczynska's practice
Dmand AI tracks the electronic health record (EHR) system at each site where Dr. Leszczynska practices, 3 sites in all. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| Advocare Pediatric Urgent Care | Available with a free account |
| +2 more sites and 1 medical group | Available with a free account |
Source: Dmand AI Technology Install Data
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Dr. Helen M. Leszczynska is one of 1,923 pediatricians in New Jersey
Pediatrics is Dr. Leszczynska's primary specialty in the NPI Registry, under taxonomy code 208000000X. Dr. Leszczynska is licensed in New Jersey.
Specialties and state licenses
- Pediatrics, New JerseyPrimary
Pediatricians near Dr. Leszczynska
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. Helen M. Leszczynska's patients have a median age of 9
Across all payers, Dmand AI patient panel data puts Dr. Leszczynska's median patient age at 9, with 51% women.
Dr. Leszczynska's patients across all payers
Dmand AI patient panel data covers Medicare, Medicaid and commercial patients.
Patient panel by age, all payers
Median age 9
Patient panel by sex, all payers
- Women51%
- Men48%
Source: Dmand AI Patient Panel Data
Dr. Helen M. Leszczynska received $28 in industry payments from 2022 to 2023
CMS Open Payments shows 2 general payments to Dr. Leszczynska from 2 drug and device companies from 2022 to 2023. Food and beverage make up the largest share, 51% of the total. Exact Sciences Corporation paid the most, $14.
General payments to Dr. Leszczynska by program year, 2022 to 2023
General payments to Dr. Leszczynska by kind, 2022 to 2023
- Food and beverage$1451%
- Device or supply loans$1449%
Companies that paid Dr. Leszczynska the most, 2022 to 2023
Share is of all general payments to this clinician.
Source: Open Payments (CMS), 2025 data, released July 7, 2026
Dr. Helen M. Leszczynska graduated from Medical University of Lodz
Dr. Leszczynska graduated from Medical University of Lodz in 2017.
- Medical school
Source: Dmand AI Professional Profile Data
Sources for Dr. Helen M. Leszczynska'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 DataDmand AI Org Hierarchy Data |
| Medicare patients and the all-payer patient panel | Dmand AI Patient Panel Data |
| Industry payments | Open Payments (CMS) (opens in a new tab) |
| Training, board certification and memberships | Dmand AI Professional Profile Data |
| 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. Helen M. Leszczynska
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What is Dr. Helen M. Leszczynska's NPI number?
Dr. Helen M. Leszczynska's NPI number is 1699237453. It was assigned on April 2, 2019, and it is active in the NPI Registry.
What kind of doctor is Dr. Helen M. Leszczynska?
Dr. Helen M. Leszczynska is a pediatrician in Marlton, New Jersey. The primary specialty in the NPI Registry is Pediatrics Physician (taxonomy code 208000000X).
Where does Dr. Helen M. Leszczynska practice?
Dr. Leszczynska practices at 401 State Highway 73, Marlton, NJ 08053. Dr. Leszczynska's primary practice is Advocare Pediatric Urgent Care in Marlton, New Jersey. Dmand AI also links Dr. Leszczynska to 1 group practice or clinic and 1 medical group.
What is Dr. Helen M. Leszczynska's office phone number?
The practice phone on file for Dr. Leszczynska is (856) 528-5370.
What is Dr. Helen M. Leszczynska's medical license number?
Dr. Leszczynska holds New Jersey license 25MA11371400.
Which hospitals is Dr. Helen M. Leszczynska affiliated with?
Dr. Leszczynska is affiliated with Morristown Medical Center.
What medical group is Dr. Helen M. Leszczynska part of?
Dr. Leszczynska is linked to Advocare. Dmand AI links Dr. Leszczynska to 1 more medical group.
Where did Dr. Helen M. Leszczynska go to medical school?
Dr. Leszczynska graduated from Medical University of Lodz in 2017.
Has Dr. Helen M. Leszczynska received payments from drug or device companies?
CMS Open Payments shows $28 in general payments to Dr. Leszczynska from 2 companies from 2022 to 2023. The largest total came from Exact Sciences Corporation.
How long has Dr. Helen M. Leszczynska been practicing?
Dr. Leszczynska graduated from medical school in 2017, 9 years ago.
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