KAREN VANESSA MACEY-STEWART MSN, APN-C
NPI 1831502806
Nurse Practitioner in Cedar Knolls, NJ

Active since June 08, 2014PECOS EnrolledAccepts Medicare Assignment
6 SADDLE RD, CEDAR KNOLLS, NJ 07927(973) 796-3600(973) 267-3144 Get Directions Write a Review

NPPES record last updated: November 12, 2025. Verified against the NPPES registry weekly; last sync: July 19, 2026.

Record update history: Nov 12, 2025, Sep 28, 2021, Dec 7, 2015 (3 updates tracked since 2015).

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About Karen Vanessa Macey-stewart Msn, Apn-c NPPES

Official registry information on file with the National Plan and Provider Enumeration System.

KAREN VANESSA MACEY-STEWART MSN, APN-C (NPI 1831502806) is a nurse practitioner provider in Cedar Knolls, New Jersey, licensed in New Jersey (26NJ00493100) and active in the NPI registry since June 2014. She is enrolled in Medicare PECOS, is affiliated with Overlook Medical Center, and is a graduate of Other (2014).Information from the official NPPES registry record, last updated November 12, 2025.

NPPES Registry Identity

NPI1831502806
Entity TypeIndividualFemale
Provider Legal NameKAREN VANESSA MACEY-STEWARTCredential: MSN, APN-C
Location Address6 SADDLE RDCedar Knolls, NJ 07927-1901
Mailing AddressPo Box 416457Boston, MA 02241-6457 · (844) 362-1735 · Fax (973) 290-7495
Fax(973) 267-3144
Sole ProprietorYes
Medical School CMSOtherGraduated 2014
Enumeration DateJune 8, 2014
Last NPPES UpdateNovember 12, 2025
NPPES CertifiedNovember 12, 2025
NPI 1831502806 is a valid, active identifier and passes the ISO check-digit test. How NPI validation works

Primary Specialty

Nurse Practitioner

Taxonomy 363L00000X · Physician Assistants & Advanced Practice Nursing Providers

Licensed in NJ · 26NJ00493100

(1) A registered nurse provider with a graduate degree in nursing prepared for advanced practice involving independent and interdependent decision making and direct… Show more

Also Listed

Registered Nurse · Pain Management

Taxonomy 163WP0000X · Nursing Service Providers

Licensed in NJ · 26NJ00493100

Also Listed

Hospice Care, Community Based

Taxonomy 251G00000X · Agencies

Licensed in NJ · 26NR00493100

Also Listed

Nurse Practitioner · Adult Health

Taxonomy 363LA2200X · Physician Assistants & Advanced Practice Nursing Providers

Licensed in LA · 204825
6 SADDLE RD, Cedar Knolls, NJ 07927

Also on File with NPPES

Other Identifiers1
CAQH (Other, 12746371)
Last updated in NPPES on November 12, 2025 · 3 updates tracked since enumeration.

Medicare Participation & PECOS Enrollment Status

Karen Macey-stewart is registered with Medicare and accepts claims assignment, this means the provider accepts the approved amount for the cost of rendered services as full payment. Participating providers may not charge beneficiaries more than the approved amount for their services. Please keep in mind that beneficiaries still have to pay a coinsurance or copayment amount for a visit or service.

Karen Macey-stewart is enrolled in PECOS and is eligible to order or refer health care services for Medicare patients. The provider is eligible to order or refer: Part B Clinical Laboratory and Imaging, Durable Medical Equipment (DME), a Home Health Agency (HHA) and Power Mobility Devices.

What is PECOS?
PECOS is the online Medicare enrollment management system or Provider, Enrollment, Chain and Ownership System. The PECOS system is a database of providers who have registered with CMS as providers or suppliers. PECOS is the primary source of information about verified Medicare professionals. Providers that want to participate in this program need to enroll in PECOS with their NPI number to avoid denied claims.

  • Is the provider registered in PECOS? Yes

  • PECOS PAC ID: 9133445273

    What is the PECOS Associate Control ID?
    A PAC ID is a unique 10-digit number assigned to an individual or organization healthcare provider in PECOS. The PAC ID is used to link together all the provider information, like tax identification numbers and organizational names. A PAC ID can be connected to multiple Enrollment IDs if an individual or organization has enrolled in PECOS more than once.

  • PECOS Enrollment ID: I20150306001775

    What is the Provider Enrollment ID?
    The Enrollment ID is a unique alphanumeric 15-digit code assigned to each new provider's PECOS enrollment application. The Enrollment ID is used to link together all the provider enrollment information like enrollment type, state, provider specialty, and reassignment of benefits.

  • Accepts Medicare Assignment? Yes

    What does it mean "accepts medicare assignment"?
    When a provider accepts Medicare assignment, the provider agrees to be paid directly by Medicare and to accept the payment amount approved by Medicare. Additionally, the provider agrees to not bill patients for more than the Medicare deductible and coinsurance amounts.
    A provider who doesn't accept assignment may charge you up to 15% over the Medicare-approved amount. This is known as the limiting charge. You may have to pay this amount, or it may be covered by another insurer.

  • Eligible to Order or Refer Part B Clinical Laboratory and Imaging: Yes

  • Eligible to Order or Refer Durable Medical Equipment (DMEPOS): Yes

  • Eligible to Order or Refer a Home Health Agency (HHA): Yes

  • Eligible to Order or Refer Power Mobility Devices: Yes

Physician Visit Costs



The typical physician office visit costs for Medicare beneficiaries in this area are: $24.52 for a new patient copayment and $27.89 for an established patient copayment.

The pricing information below displays the copayment minimum, maximum and average amount that patients under Medicare are charged when visiting this provider as a new or established patient. Please keep in mind that these prices are just for reference purposes, and the actual prices charged by the provider might be different.

For patients covered under private health plans the prices below are also useful as healthcare pricing for private insurance is usually established as a function of Medicare prices. Private insurance covered patients should check their individual plans to determine the exact pricing.

The prices below reflect the costs for new and established patients in the 07927 ZIP code area.

New Patients Visit Costs *

The most utilized procedure code for new patients office visits is 99203

  • Average New Patient Price $98.09
  • Minimum New Patient Price $63.84
  • Maximum New Patient Price $190.92
  • Average New Patient Copayment $24.52
  • Minimum New Patient Copayment $15.96
  • Maximum New Patient Copayment $47.73

Established Patients Visit Costs *

The most utilized procedure code for established patients office visits is 99214

  • Average Established Patient Price $111.57
  • Minimum Established Patient Price $20.97
  • Maximum Established Patient Price $155.92
  • Average Established Patient Copayment $27.89
  • Minimum Established Patient Copayment $5.24
  • Maximum Established Patient Copayment $38.98

* The physician office visit costs information is generated by statistical analysis of similar providers in the same geographical area. The pricing information above IS NOT the amount charged by this provider.

Find Provider Hospital Affiliations - Privileges

Doctors and physicians must apply for hospital privileges to treat patients at hospitals. Find out if your doctor has privileges to practice at your preferred hospital by using the hospital affiliation information below based on recent medical claims.

Hospital affiliation is identified through self-reporting data, inpatient, outpatient, physician and ancillary service claims linked by the medical claims NPI number and place of service code. Additionally, to further determine provider hospital affiliation the clinician must have provided services to at least three patients on three different dates in the last 12 months. Karen Macey-stewart is affiliated with the following medical facilities:

Hospital Name Address Phone Hospital Type Overall Rating
OVERLOOK MEDICAL CENTER99 BEAUVOIR AVENUE
SUMMIT, NJ 07901
(908) 522-2000Acute Care Hospitals

Reviews for KAREN VANESSA MACEY-STEWART MSN, APN-C

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Other Providers at the Same Location


The following 17 providers are registered at the same or a nearby location.

Physical Medicine & Rehabilitation
6 SADDLE RD
CEDAR KNOLLS, NJ 07927
Physical Medicine & Rehabilitation
6 SADDLE RD
CEDAR KNOLLS, NJ 07927
Physical Medicine & Rehabilitation
6 SADDLE RD
CEDAR KNOLLS, NJ 07927
Physician Assistant (Medical)
6 SADDLE RD
CEDAR KNOLLS, NJ 07927
Physical Therapist
6 SADDLE RD
CEDAR KNOLLS, NJ 07927
Physical Therapist
6 SADDLE RD
CEDAR KNOLLS, NJ 07927
Physical Therapist
6 SADDLE RD
CEDAR KNOLLS, NJ 07927
Occupational Therapist
6 SADDLE RD
CEDAR KNOLLS, NJ 07927
Physical Therapist
6 SADDLE RD
CEDAR KNOLLS, NJ 07927
Speech-Language Pathologist
6 SADDLE RD
CEDAR KNOLLS, NJ 07927
Physical Medicine & Rehabilitation
6 SADDLE RD
CEDAR KNOLLS, NJ 07927
Audiologist
6 SADDLE RD
CEDAR KNOLLS, NJ 07927
Physical Therapy Assistant
6 SADDLE RD
CEDAR KNOLLS, NJ 07927
Speech-Language Pathologist
6 SADDLE RD
CEDAR KNOLLS, NJ 07927
Physical Therapist
6 SADDLE RD
CEDAR KNOLLS, NJ 07927
Occupational Therapist (Hand)
6 SADDLE RD
CEDAR KNOLLS, NJ 07927
Audiologist
6 SADDLE RD
CEDAR KNOLLS, NJ 07927

Frequently Asked Questions

The NPI number assigned to this healthcare provider is 1831502806, enumerated as an "individual" on June 08, 2014.

The provider is located at 6 SADDLE RD CEDAR KNOLLS, NJ 07927 and the phone number is (973) 796-3600.

Nurse Practitioner with taxonomy code 363L00000X.

The provider might be accepting Accepts: Medicare and Medicaid. Please consult your insurance carrier or call the provider to verify.

Karen Macey-stewart is affiliated with: OVERLOOK MEDICAL CENTER.