Medical emergency?Emergency? Call 911. Nearest emergency roomsNearest ERs

Nurse Practitioner

Lauren M. Demarco, NP

Works at hospitals in Morristown, NJ · Summit, NJ · Denville, NJ · New Jersey

Summary

Lauren M. Demarco, NP is a nurse practitioner at 16 Pocono Rd, Suite 312, Denville, NJ 07834. Phone: (973) 625-0112. Accepts Medicare assignment. In 2024, Lauren M. Demarco had 135 Original Medicare patients and 604 services. NPI 1992164602. Source: CMS National Downloadable File, updated October 2, 2026; CMS Facility Affiliation Data, updated October 2, 2026; CMS Medicare Physician & Other Practitioners, data year 2024.

From official Medicare data

This page shows what Medicare's official clinician data says about Lauren M. Demarco, joined by NPI number (data updated October 2, 2026). It is not a recommendation or a rating. Call the office or hospital to confirm before you go.

In a medical emergency, call 911.

Quick answers

Does Lauren M. Demarco accept Medicare assignment?
Yes. Medicare's clinician data says Lauren M. Demarco accepts Medicare assignment (the Medicare-approved amount as full payment for covered services), as of October 2, 2026. Ask the office to confirm before your visit.
How many Medicare patients does Lauren M. Demarco see?
In 2024, CMS data shows 135 Original Medicare patients and 604 services for Lauren M. Demarco. This counts Original Medicare only and measures volume, not quality.
What is Lauren M. Demarco's NPI number?
1992164602. The NPI (National Provider Identifier) is the clinician's permanent federal ID; you can look it up in the official NPI Registry.

Medicare activity in 2024

Official CMS public-use data for Lauren M. Demarco, data year 2024 (released May 21, 2026). It covers Original Medicare (fee-for-service) patients only, not Medicare Advantage or other insurance. It shows volume, not quality or outcomes. CMS hides any count of 10 or fewer patients.

Original Medicare patients135
Services billed to Medicare604
Different services or procedures26
Participating Medicare providerYes
Average age of these patients72

Most frequent services

  1. Established patient office or other outpatient visit with low level od decision making, if using time, 20 minutes or more (99213)136 services
  2. Visit complexity inherent to evaluation and management associated with medical care services that serve as the continuing focal point for all needed health care services and/or with medical care services that are part of ongoing care related to a patient's (G2211)110 services
  3. Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more (99214)89 services
  4. Annual alcohol misuse screening, 5 to 15 minutes (G0442)50 services
  5. Annual depression screening, 5 to 15 minutes (G0444)45 services

Chronic conditions among these patients

Share of this clinician’s Original Medicare patients with each condition, as published by CMS (it describes the patients, not the care given).

  • High blood pressure75%
  • High cholesterol75%
  • Arthritis37%
  • Diabetes27%
  • Ischemic heart disease26%
  • Anxiety21%

Hospitals where Lauren M. Demarco works

Medicare's Facility Affiliation Data lists Lauren M. Demarco at these hospitals (updated October 2, 2026). Each hospital page shows its address, phone, emergency services, Medicare rating and all its clinicians. Star rating and emergency services: Hospital General Information (CMS), data updated October 26, 2026.

Practice locations

Addresses where Lauren M. Demarco is enrolled with Medicare (CMS data updated October 2, 2026).

Group practices

Medicare enrollment lists Lauren M. Demarco as a member of this group (CMS data updated October 2, 2026).

  • Primary Care Partners LLC76 clinicians in the group

Specialties

Find other clinicians: Nurse Practitioner, New Jersey →

Other nurse practitioners in Denville

Clinicians with the same Medicare primary specialty in Denville, NJ — not a recommendation.

All nurse practitioners in Denville →

Other clinicians in Primary Care Partners LLC

Medicare enrollment lists these clinicians in the same group practice — not a recommendation.

Clinician information

CredentialNP
Graduation year2015
Gender (as listed)Female
Medicare assignmentAccepts (Medicare-approved amount as full payment)
TelehealthOffers telehealth services
NPI (National Provider Identifier)1992164602
CorrectionsReport an error or suggest an update →

Most corrections must be made at the source: clinicians update their NPI Registry record (NPPES) and their Medicare enrollment (PECOS); this page follows the next data release.

Sources

  1. Facility Affiliation Data — Centers for Medicare & Medicaid Services (CMS), data updated October 2, 2026, retrieved October 29, 2026
  2. Hospital General Information — CMS, data updated October 26, 2026, retrieved November 13, 2026
  3. National Downloadable File (Doctors and Clinicians) — CMS, data updated October 2, 2026, retrieved October 29, 2026
  4. Medicare Physician & Other Practitioners - by Provider — CMS, data year 2024, released May 21, 2026; Medicare Physician & Other Practitioners - by Provider and Service
  5. NPI Registry — U.S. Department of Health and Human Services (NPPES), the clinician’s official record
  6. Medicare Care Compare — official Medicare tool to look up clinicians