Mary Katherine Sumner
- Hospital affiliations
- 1
- Industry payments
- $975
- Medical groups
- 2
- State license
- 1
- Year NPI issued
- 2022
- Practice address
- 1901 East Linden Avenue, Linden, NJ 07036
- Practice phone
- Call (908) 474-1004
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Primary practice
Accu Reference Medical Lab - Linden
Clinical Lab - Full Service · Linden, New Jersey
Find Mary Sumner'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.
Mary Katherine Sumner is a nurse practitioner in Linden, New Jersey
Mary Sumner practices at Accu Reference Medical Lab - Linden in Linden, New Jersey.
Mary Sumner's NPI, 1467195131, was assigned on April 19, 2022. Mary Sumner holds North Carolina license 247433.
- NPI
- 1467195131NPI Registry (opens in a new tab)
- Medicare PAC ID
- 6800335647
- NPI enumeration date
- April 19, 2022
- NPI status
- Active
- Accepts Medicare assignment
- Yes
- Practice phone
- (908) 474-1004
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- Sex
- Female
- Estimated age
- 32
- Medical school graduation
- 2020
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; Dmand AI Affiliation Data; and Doctors and Clinicians National Downloadable File (CMS)
Mary Katherine Sumner practices at Accu Reference Medical Lab - Linden in Linden, New Jersey
Mary Sumner's primary practice is Accu Reference Medical Lab - Linden, at 1901 East Linden Avenue, Linden, NJ 07036. The practice phone is (908) 474-1004.
- Accu Reference Medical Lab - Linden1901 East Linden Avenue, Linden, NJ 07036Phone(908) 474-1004
Source: Dmand AI Affiliation Data
Mary Katherine Sumner is affiliated with 4 sites of care and 2 medical groups
Mary Sumner's primary practice is Accu Reference Medical Lab - Linden in Linden, New Jersey. Mary Sumner is also affiliated with UNC Hospitals. The medical group on file is Preferred Primary Care. Dmand AI also links Mary Sumner to 2 more group practices and clinics and 1 medical group, each named with a free account.
Sources: Dmand AI Affiliation Data; and Dmand AI Org Hierarchy Data
Dmand AI tracks the EHR system at Mary Katherine Sumner's practice
Dmand AI tracks the electronic health record (EHR) system at each site where Mary Sumner practices, 4 sites in all. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| Accu Reference Medical Lab - Linden | Available with a free account |
| +3 more sites and 1 medical group | Available with a free account |
Source: Dmand AI Technology Install Data
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Mary Katherine Sumner is one of 1,544 nurse practitioners in New Jersey
Nurse practitioner is Mary Sumner's primary specialty in the NPI Registry, under taxonomy code 363L00000X. Mary Sumner is licensed in North Carolina.
Specialties and state licenses
- Nurse practitioner, North CarolinaPrimary
Nurse practitioners near Mary Sumner
Counts of nurse practitioners 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
Mary Katherine Sumner's patients have a median age of 47
Across all payers, Dmand AI patient panel data puts Mary Sumner's median patient age at 47, with 53% women.
Mary Sumner's patients across all payers
Dmand AI patient panel data covers Medicare, Medicaid and commercial patients.
Patient panel by age, all payers
Median age 47
Patient panel by sex, all payers
- Women53%
- Men46%
Source: Dmand AI Patient Panel Data
How Mary Katherine Sumner takes part in Medicare
Mary Sumner accepts Medicare assignment, so Medicare's approved amount is taken as full payment.
- Accepts Medicare assignment
- Yes
Source: Doctors and Clinicians National Downloadable File (CMS)
Mary Katherine Sumner received $975 in industry payments in 2025
CMS Open Payments shows 49 general payments to Mary Sumner from 18 drug and device companies in 2025. Food and beverage make up the largest share, 100% of the total. Abbvie Inc. paid the most, $233.
Companies that paid Mary Sumner 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 Mary Katherine Sumner'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 |
| MIPS scores, telehealth, assignment and procedure percentiles | Doctors and Clinicians National Downloadable File (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 Mary Katherine Sumner
Spotted something out of date? Email hello@dmand.ai and we will check the record. Contact details live in the free trial.
What is Mary Katherine Sumner's NPI number?
Mary Katherine Sumner's NPI number is 1467195131. It was assigned on April 19, 2022, and it is active in the NPI Registry.
What does Mary Katherine Sumner specialize in?
Mary Katherine Sumner is a nurse practitioner in Linden, New Jersey. The primary specialty in the NPI Registry is Nurse Practitioner (taxonomy code 363L00000X).
Where does Mary Katherine Sumner practice?
Mary Sumner practices at 1901 East Linden Avenue, Linden, NJ 07036. Mary Sumner's primary practice is Accu Reference Medical Lab - Linden in Linden, New Jersey. Dmand AI also links Mary Sumner to 2 group practices and clinics and 1 medical group.
What is Mary Katherine Sumner's office phone number?
The practice phone on file for Mary Sumner is (908) 474-1004.
What is Mary Katherine Sumner's medical license number?
Mary Sumner holds North Carolina license 247433.
Which hospitals is Mary Katherine Sumner affiliated with?
Mary Sumner is affiliated with UNC Hospitals.
What medical group is Mary Katherine Sumner part of?
Mary Sumner is linked to Preferred Primary Care. Dmand AI links Mary Sumner to 1 more medical group.
Does Mary Katherine Sumner accept Medicare?
Yes. CMS lists Mary Sumner as accepting Medicare assignment.
Has Mary Katherine Sumner received payments from drug or device companies?
CMS Open Payments shows $975 in general payments to Mary Sumner from 18 companies from 2025 to 2025. The largest total came from Abbvie Inc.
How long has Mary Katherine Sumner been practicing?
Mary Sumner graduated from medical school in 2020, 6 years ago.
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