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KATHRYN MARTINEZ CRNP
NPI 1104302827
Nurse Practitioner - Psychiatric/Mental Health in Middlesex, NJ

Active since July 16, 2018PECOS EnrolledAccepts Medicare Assignment
127 UNION AVE STE 2E, MIDDLESEX, NJ 08846(908) 339-2147(908) 760-4703 Get Directions Write a Review

NPPES record last updated: June 10, 2024. Verified against the NPPES registry weekly; last sync: October 25, 2026.

Record update history: Jun 10, 2024, Jul 16, 2018 (2 updates tracked since 2018).

About Kathryn Martinez Crnp NPPES

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

KATHRYN MARTINEZ CRNP (NPI 1104302827) is an individual psychiatric/mental health provider in Middlesex, New Jersey, licensed in New Jersey (26NJ00871900) and active in the NPI registry since July 2018. She is enrolled in Medicare PECOS and is a graduate of Other (2018).

NPPES Registry Identity

NPI1104302827
Entity TypeIndividualFemale
Primary Taxonomy363LP0808X
Provider Legal NameKATHRYN MARTINEZCredential: CRNP
Location Address127 UNION AVE STE 2EMiddlesex, NJ 08846-1039
Mailing Address127 Union Ave # 2eMiddlesex, NJ 08846-1039 · (908) 339-2147
Phone(908) 339-2147
Fax(908) 760-4703
Sole ProprietorNo
Medical School CMSOtherGraduated 2018
Enumeration DateJuly 16, 2018
Last NPPES UpdateJune 10, 20242 updates tracked since enumeration
NPPES CertifiedJune 10, 2024
✔ NPI 1104302827 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses 2

★ Primary SpecialtyNurse Practitioner · Psychiatric/Mental HealthPhysician Assistants & Advanced Practice Nursing Providers
Taxonomy Code363LP0808X
License✔ Licensed in NJ · 26NJ00871900
Also ListedNurse PractitionerTaxonomy 363L00000X · License RN654742 (PA)
127 UNION AVE STE 2E, Middlesex, NJ 08846
Open in Google Maps ↗

Accepted Insurance

The full list of accepted plans is on the Insurance tab. Issuers include Oscar Health.Insurance ›

Medicare Participation & PECOS CMS

Medicare enrollment, assignment, billing reassignment, and ordering and referring status from CMS.

Medicare Enrollment Status

✔

Enrolled in Medicare and accepts Medicare assignment

Kathryn Martinez Crnp is registered in PECOS and agrees to accept the Medicare-approved amount as full payment. Medicare patients are not billed beyond the standard deductible and coinsurance.

PECOS PAC ID7113267147
PECOS Enrollment IDI20251022003610
Eligible to Order & Refer✔ Part B Labs & Imaging✔ Durable Medical Equipment✔ Home Health Agency✔ Power Mobility DevicesPer the CMS Ordering and Referring file. Eligibility means Medicare pays claims that this provider orders or refers for these categories.

Medicare Billing Reassignments

5

Medicare enrollment records show Kathryn Martinez reassigns Medicare billing to 5 organizations. Each organization bills Medicare for the services this provider delivers there; the nearest is listed first.

Catholic Charities, Diocese Of Metuchen
7.4 mi
Marriage & Family Therapist
540 US HIGHWAY 22
Bridgewater, NJ 08807
  • Reassigned Medicare billing, New Jersey enrollment
  • 26 clinicians in this Medicare group
NPI 1124157367 (908) 722-1881
Hmh Carrier Behavioral Health Inc
9.9 mi
Psychiatric Hospital
252 ROUTE 601
Belle Mead, NJ 08502
  • Reassigned Medicare billing, New Jersey enrollment
  • 46 clinicians in this Medicare group
NPI 1225039399 (908) 281-1000
Practice Associates Medical Group
16 mi
Internal Medicine
100 MADISON AVENUE, INTEROFFICE #68
Morristown, NJ 07960
  • Reassigned Medicare billing, New Jersey enrollment
  • 1,699 clinicians in this Medicare group
NPI 1427016385 (844) 264-2250
St. Luke's Physician Group, Inc.
35 mi
Family Medicine
8330 EASTON RD, SUITE C
Ottsville, PA 18942
  • Reassigned Medicare billing, Pennsylvania enrollment
  • Medicare enrollment name: St Lukes Physician Group Inc
  • 2,851 clinicians in this Medicare group
NPI 1699700260 (267) 424-8020
Kathryn H Martinez Pmh-Np Mba LLC
35 mi
Psychiatric/Mental Health
402 COVENTRY DR
Phillipsburg, NJ 08865
  • Reassigned Medicare billing, New Jersey enrollment
NPI 1578327920 (908) 339-2147

Source: CMS Revalidation Reassignment List, October 2026 release. Reassignment records can lag staffing changes; confirm a current affiliation with the organization.

Areas of Expertise CMS Part B claims 3

Services this provider delivered to Medicare fee-for-service patients, from the CMS Medicare utilization data. Higher counts generally reflect more experience with a service; care delivered outside Medicare is not included.

Subsequent hospital care with straightforward or low level of medical decision making, per day, if using time, at least 25 minutes 99231
Follow-up hospital inpatient care is a daily service where a healthcare professional checks on your health progress during your hospital stay. Each session typically lasts 15 minutes, involving updates on your condition and adjustments to your treatment plan, if necessary.
179 services108 patients
Initial hospital care with straightforward or low level of medical decision making, per day, if using time, at least 40 minutes 99221
Initial hospital inpatient care refers to the first day of your stay in the hospital. This service typically includes a 30-minute check-up with a healthcare professional. They'll assess your health, discuss your condition, and plan your treatment. It's part of ensuring you receive the best possible care.
17 services17 patients
Subsequent hospital care with moderate levelof medical decision making, if using time, at least 35 minutes 99232
Follow-up hospital inpatient care involves daily check-ups while you're admitted in the hospital. Typically, a healthcare provider spends about 25 minutes each day reviewing your condition, adjusting treatment if needed, and answering any questions you might have.
12 services11 patients

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 08846 ZIP code area, from fee-for-service claims. These are area statistics, not this provider’s prices; actual charges vary by service and coverage.

New Patient
$98.09 typical visit price
range $63.84 – $190.92
Typical copayment $24.52 (range $15.96 – $47.73)
Most-billed visit code 99203
Established Patient
$111.57 typical visit price
range $20.97 – $155.92
Typical copayment $27.89 (range $5.24 – $38.98)
Most-billed visit code 99214
Amounts reflect what Medicare beneficiaries in this ZIP area are typically charged for office visits. Patients with other coverage should check their individual plans.

Frequently Asked Questions NPPES & CMS

Common questions about this NPI record, answered from the official NPPES registry and CMS datasets shown on this page.

What is Kathryn Martinez's NPI number?

The NPI number for Kathryn Martinez is 1104302827. It was assigned to this individual provider in the NPPES registry on July 16, 2018.

Where is Kathryn Martinez located?

Kathryn Martinez practices at 127 Union Ave Ste 2E, Middlesex, NJ 08846. The listed phone number is (908) 339-2147.

What is Kathryn Martinez's specialty?

The primary specialty registered for this NPI is Nurse Practitioner, specializing in Psychiatric/Mental Health, with taxonomy code 363LP0808X.

Is Kathryn Martinez enrolled in Medicare?

Yes. Kathryn Martinez is registered in the Medicare PECOS system and accepts Medicare assignment, which means accepting the Medicare-approved amount as payment in full for covered services.

Which organizations bill Medicare for Kathryn Martinez's services?

According to the CMS Revalidation Reassignment List (October 2026 release), Kathryn Martinez reassigns Medicare benefits to 5 organizations: Catholic Charities, Diocese Of Metuchen (Bridgewater, NJ), Hmh Carrier Behavioral Health Inc (Belle Mead, NJ), Practice Associates Medical Group (Morristown, NJ), St. Luke's Physician Group, Inc. (Ottsville, PA) and Kathryn H Martinez Pmh-Np Mba LLC (Phillipsburg, NJ). Each reassignment is filed with Medicare on form CMS-855R, signed by both the clinician and the organization, and lets the organization bill Medicare and receive payment for Kathryn Martinez's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.

What insurance does Kathryn Martinez accept?

Health plans from Oscar Health list Kathryn Martinez as in-network in at least one marketplace plan. Coverage varies by plan and year; verify with the insurer or the provider before a visit.

When was this NPI record last updated?

The NPPES record for Kathryn Martinez was last updated on June 10, 2024. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 2 years ago. If this record has changed at CMS more recently, you can request an on-demand re-check against the live CMS registry, directly from this page.