Katherine Elizabth Demarco, APN-C
Family Nurse Practitioner · Hackensack, NJ
Katherine Elizabth Demarco, APN-C is a family nurse practitioner with a practice address in Hackensack, New Jersey, and NPI 1013275510, issued on May 3, 2012. Check the license (New Jersey 26NJ00370900, as entered in NPPES) with the New Jersey board that licenses this profession; the Medicare figures below come from public CMS files.
- Name
- Katherine Elizabth Demarco
- Credential
- APN-C
- Primary taxonomy
- Family Nurse Practitioner 363LF0000X
- License number
- 26NJ00370900 NJ
Self-reported in NPPES; status is on the state search - Practice location
- 30 Prospect Avenue, Hackensack, NJ 07601
- Phone
- (201) 996-2000
- Enumerated
- May 3, 2012
- Record last updated
- May 3, 2012 (not updated in 14 years: call before relying on the address or phone)
- Medicare enrollment
- Enrolled (PECOS I20120719000215); accepts Medicare assignment
- Medical or professional school
- George Washington University School Of Medicine, 2011
- Entity
- Type 1 · individual
8 nearest family nurse practitioner records → All 3,881 in New Jersey → Look up another NPI →
Also registered at 30 Prospect Avenue
A shared address usually means a shared clinic or building; it does not show who employs whom.
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Verify Katherine Elizabth Demarco in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersWhich New Jersey board licenses this profession
Search for license 26NJ00370900Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
86% fewer Medicare Part D claims than the average family nurse practitioner in 2024
188 Medicare Part D claims for 68 beneficiaries, against an average of 1,305 among the 140,557 providers of this specialty who prescribed in Part D. Brand-name drugs were 10% of claims. 65 claims were for opioids.
Most prescribed
- Gabapentin30 claims
- Oxycodone Hcl19 claims
- Glycopyrrolate15 claims
- Baclofen12 claims
- Duloxetine Hcl12 claims
Source: CMS Medicare Part D Prescribers by Provider and Drug, 2024 (data.cms.gov). Part D covers prescriptions for Medicare patients only; drugs with fewer than 11 claims are not published.
The practice group's MIPS final score for 2023 (Medicare payment program): 75.8 of 100
The Merit-based Incentive Payment System score is reported for the practice group, not for one clinician alone. Four categories are weighted into the final score; the average among 454,083 clinicians with a measured score was 83.5.
Source: CMS Quality Payment Program, MIPS performance year 2023, group reporting; category weights for 2023 (qpp.cms.gov).
Industry payments in 2024: $13.58
1 payment: food and beverage; the largest payer was Axonics, Inc. The 99,489 providers of this specialty with any payment received $650.95 on average. Payments are reported by manufacturers, not by the provider, and are not a sign of wrongdoing.
Source: CMS Open Payments, program year 2024 (openpaymentsdata.cms.gov); average among providers of this specialty with at least one payment.
Bills Medicare through one group practice
- Hackensack Meridian Health Medical Group - Specialty Care PCHackensack, NJ
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
Katherine Elizabth Demarco among 3,881 family nurse practitioner records in New Jersey
Katherine Elizabth Demarco, APN-C is one of 3,881 family nurse practitioner records with a practice address in New Jersey. 74% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2012, is newer than 15% of them.
- NPI issued2012 · 15% of these records are older, 82% newer
- In a Medicare fileYes · 74% of these records are
- In the CMS Doctors and Clinicians fileYes · 58% of these records are
- Graduated2011 · median 2019 among the 2,262 with a school on file
- Record last updated2012 · 40% of these records were not updated in five years or more
Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 363LF0000X and a New Jersey practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
102 family nurse practitioner records list a practice address in Hackensack
They are 102 of the 2,908 NPPES records with a practice address in Hackensack, and 3,881 family nurse practitioner records in New Jersey.
All 3,881 in New Jersey → Every provider in Hackensack → Family Nurse Practitioner nationwide →
The 8 family nurse practitioner records with the nearest ZIP codes
- Natalie Brown, NPHackensack, NJ 076011477840098
- Kristen Ennis, FNP-CHackensack, NJ 076011689006272
- Christine Forward, APNHackensack, NJ 076011780687004
- Theresa Gabay, APRN, BCHackensack, NJ 076011043260581
- Jeffrey Heilpern, FNPHackensack, NJ 076011093914145
- Colleen Kearney, APRN, BCHackensack, NJ 076011285816728
- Dineen Lesky-Di BariHackensack, NJ 076011093153165
- Lauren Murphy, APNHackensack, NJ 076011194098772
Common questions
What is Katherine Elizabth Demarco, APN-C's NPI number?
Katherine Elizabth Demarco, APN-C's National Provider Identifier (NPI) is 1013275510, issued on May 3, 2012. An NPI identifies a provider in billing; it is not a license.
Where is Katherine Elizabth Demarco, APN-C located?
The NPPES record lists a practice address at 30 Prospect Avenue, Hackensack, NJ, 07601. Phone: (201) 996-2000. Providers update this record themselves, so call before visiting.
How can I verify Katherine Elizabth Demarco, APN-C's license?
NPPES lists New Jersey license number 26NJ00370900, as entered by the provider. Search the New Jersey board that licenses this profession; the NPPES record confirms identity only.
How much does Katherine Elizabth Demarco, APN-C prescribe under Medicare Part D?
In 2024, Katherine Elizabth Demarco, APN-C had 188 Medicare Part D claims for 68 beneficiaries; the average among family nurse practitioner prescribers was 1,305. Part D covers Medicare prescriptions only.
What is Katherine Elizabth Demarco, APN-C's MIPS final score?
The 2023 MIPS final score is 75.8 of 100, reported for the practice group. The average among 454,083 clinicians with a measured score was 83.5.
Source: CMS National Plan and Provider Enumeration System (NPPES), file of Aug 9, 2026 (NPPES files on CMS.gov); NUCC Health Care Provider Taxonomy. Medicare files from data.cms.gov. An NPI identifies who bills; it is not a license.
Figures on PlainDoctor are read from the federal files each page names (CMS NPPES, Medicare Part D, MIPS, Open Payments; the HHS-OIG exclusion list only as counts) and from Census population estimates, with the file date shown beside them. See our editorial standards & corrections policy, the methodology behind these numbers, or report a data error. Data current as of Aug 9, 2026.