Recently Updated NPI Information — some details in this NPI profile have been updated in the NPI registry within the last 60 days.

DOROTHY MARTINEZ MSN, APRN, NP-C
NPI 1326646050
Nurse Practitioner in Niagara Falls, NY

Q: What is Dorothy Martinez's NPI number?

The NPI number for Dorothy Martinez is 1326646050. It was assigned to this individual provider in the NPPES registry on October 14, 2020.

Q: What is Dorothy Martinez's specialty?

The primary specialty registered for this NPI is Nurse Practitioner with taxonomy code 363L00000X.

Q: When was this NPI record last updated?

The NPPES record for Dorothy Martinez was last updated on October 20, 2026. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 21 days 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.

Active since October 14, 2020PECOS Enrolled

621 10TH ST, NIAGARA FALLS, NY 14301(800) 390-7459 Get Directions Write a Review

NPPES record last updated: October 20, 2026. Verified against the NPPES registry weekly; last sync: November 08, 2026.

Record update history: Sep 21, 2021, Oct 14, 2020 (2 updates tracked since 2020).

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About Dorothy Martinez Msn, Aprn, Np-c NPPES

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

DOROTHY MARTINEZ MSN, APRN, NP-C (NPI 1326646050) is an individual nurse practitioner in Niagara Falls, New York, licensed in Michigan (4704271428) and active in the NPI registry since October 2020. She is enrolled in Medicare PECOS and is a graduate of Other (2019).

NPPES Registry Identity

NPI1326646050

Entity TypeIndividualFemale

Primary Taxonomy363L00000X

Provider Legal NameDOROTHY MARTINEZCredential: MSN, APRN, NP-C

Location Address621 10TH STNiagara Falls, NY 14301-1813

Mailing Address67 Central BlvdCheektowaga, NY 14225-4110

Phone(800) 390-7459

Sole ProprietorNo

Medical School CMSOtherGraduated 2019

Enumeration DateOctober 14, 2020

Last NPPES UpdateOctober 20, 20262 updates tracked since enumeration

NPPES CertifiedOctober 20, 2026

✔ NPI 1326646050 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyNurse PractitionerPhysician Assistants & Advanced Practice Nursing Providers

Taxonomy Code363L00000X

License✔ Licensed in MI · 4704271428

Definition

(1) A registered nurse provider with a graduate degree in nursing prepared for advanced practice involving independent and interdependent decision making and direct accountability for clinical judgment across the health care continuum or in a certified specialty. (2) A registered nurse who has completed additional training beyond basic nursing education and who provides primary health care services in accordance with state nurse practice laws or statutes. Tasks performed by nurse practitioners vary with practice requirements mandated by geographic, political, economic, and social factors. Nurse practitioner specialists include, but are not limited to, family nurse practitioners, gerontological nurse practitioners, pediatric nurse practitioners, obstetric-gynecologic nurse practitioners, and school nurse practitioners.

621 10TH ST, Niagara Falls, NY 14301

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Accepted Insurance

The full list of accepted plans is on the Insurance tab. Issuers include McLaren Health Plan Community.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

Dorothy Martinez Msn, Aprn, Np-c 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 ID8426460056

PECOS Enrollment IDI20250509001672

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

Medicare enrollment records show Dorothy Martinez reassigns Medicare billing to 4 organizations. Each organization bills Medicare for the services this provider delivers there; the nearest is listed first.

Vascular-Interventional Associates, P.C.

21 mi

Vascular & Interventional Radiology

6337 TRANSIT ROAD
Lancaster, NY 14043

Reassigned Medicare billing, New York enrollment
11 clinicians in this Medicare group

NPI 1881735496 (716) 852-1977

Edward W. Sparrow Hospital Association

276 mi

Obesity Medicine

2900 HANNAH BLVD, SUITE 216
East Lansing, MI 48823

Reassigned Medicare billing, Michigan enrollment
84 clinicians in this Medicare group

NPI 1083982748 (517) 364-8100

Sparrow Clinton Hospital

279 mi

Critical Access

805 S OAKLAND ST
Saint Johns, MI 48879

Reassigned Medicare billing, Michigan enrollment
Also billed through NPI 1326138173 (Michigan)
114 clinicians in this Medicare group

NPI 1093809824 (989) 224-6881

Sparrow Carson Hospital

281 mi

Rural Health

114 N MAIN ST
Ithaca, MI 48847

Reassigned Medicare billing, Michigan enrollment
215 clinicians in this Medicare group

NPI 1770553547 (989) 875-4166

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 7

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.

Removal of skin and tissue, 20.0 sq cm or less 11042

This procedure involves the surgical removal of skin and tissue, up to 20.0 square cm in size. It's often performed to treat conditions like skin cancer or to remove moles, warts, and other skin lesions. The area is numbed and the unwanted tissue is carefully cut out.

136 services49 patients

Established patient office or other outpatient visit with low level od decision making, if using time, 20 minutes or more 99213

This is a routine visit for patients who have already been seen by the healthcare provider. During this approximately 20-29 minute appointment, your health status will be evaluated and any necessary treatments or tests will be discussed. It's a chance to address any health concerns you may have.

115 services51 patients

Removal of skin and tissue, each additional 20.0 sq cm or less 11045

This procedure involves the removal of skin and tissue, typically due to disease, injury, or abnormal growth. Each session removes an area of 20.0 square cm or less. It's performed by a trained professional and may require multiple sessions for larger areas.

79 services12 patients

Removal of tissue from wound, 20.0 sq cm or less 97597

This procedure involves the careful removal of damaged or infected tissue from a wound that's 20.0 square cm or less. It's done to promote healing and prevent further infection. The process is carried out under local anesthesia, ensuring minimal discomfort.

31 services17 patients

Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more 99214

This is a routine check-up for patients who have previously visited our clinic. It involves a comprehensive review of your health and any ongoing treatments. The consultation lasts between 30-39 minutes, allowing enough time to discuss any concerns.

31 services20 patients

Established patient office or other outpatient visit with straightforward medical decision making, if using time, 10 minutes or more 99212

This is a routine check-up for patients who have previously seen the doctor. During this 10-19 minute visit, the doctor will review your health status, discuss any concerns, and manage ongoing treatments or medications. It's a chance to ensure your health is on track.

28 services23 patients

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 14301 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

$84.93 typical visit price

range $54.87 – $166.88

Typical copayment $21.23 (range $13.71 – $41.72)

Most-billed visit code 99203

Established Patient

$97.08 typical visit price

range $17.54 – $136.14

Typical copayment $24.27 (range $4.38 – $34.03)

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.

Other Providers at the Same Location NPPES 20

Providers registered at the same practice address, or within the immediate area, according to the NPPES registry.

DR. JOHN MICHAEL CILNYK M.D.

Anesthesiology