Recently Updated NPI Information — some details in this NPI profile have been updated in the NPI registry within the last 30 days.

MARYLOU KILLIAN NP
NPI 1154375533
Nurse Practitioner - Primary Care in Margaretville, NY

Active since May 20, 2006PECOS Enrolled
42084 STATE HIGHWAY 28, MARGARETVILLE, NY 12455(845) 586-2631(845) 586-2976 Get Directions Write a Review

NPPES record last updated: July 13, 2026. Verified against the NPPES registry weekly; last sync: August 02, 2026.

About Marylou Killian Np NPPES

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

MARYLOU KILLIAN NP (NPI 1154375533) is an individual primary care provider in Margaretville, New York, licensed in New York (F331319) and active in the NPI registry since May 2006. She is enrolled in Medicare PECOS and is a graduate of Other (1995).

NPPES Registry Identity

NPI1154375533
Entity TypeIndividualFemale
Primary Taxonomy363LP2300X
Provider Legal NameMARYLOU KILLIANCredential: NP
Location Address42084 STATE HIGHWAY 28Margaretville, NY 12455-2820
Mailing Address42084 State Highway 28Margaretville, NY 12455-2820 · (845) 586-2631 · Fax (845) 586-2976
Fax(845) 586-2976
Sole ProprietorNo
Medical School CMSOtherGraduated 1995
Enumeration DateMay 20, 2006
Last NPPES UpdateJuly 13, 2026
NPI 1154375533 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

Primary SpecialtyNurse Practitioner · Primary CarePhysician Assistants & Advanced Practice Nursing Providers
Taxonomy Code363LP2300X
License Licensed in NY · F331319
42084 STATE HIGHWAY 28, Margaretville, NY 12455

Medicare Participation & PECOS CMS

Medicare enrollment, assignment, and ordering and referring status from the CMS PECOS system.

Medicare Enrollment Status

Enrolled in Medicare and accepts Medicare assignment

Marylou Killian Np 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 ID1557342052
PECOS Enrollment IDI20040529000079
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.

Areas of Expertise CMS Part B claims 11

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.

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.
241 services227 patients
Respiratory infectious agent detection by rna for severe acute respiratory syndrome coronavirus 2 (covid 19), influenza a, influenza b, and respiratory syncytial virus, upper respiratory specimen, each reported as detected or not detected 0241U
This test detects the RNA of respiratory viruses, including COVID-19, Influenza A, Influenza B, and Respiratory Syncytial Virus, in an upper respiratory specimen. The test result will report if each virus is detected or not, helping in accurate diagnosis.
74 services73 patients
Urinalysis, manual test 81002
A urinalysis is a simple, non-invasive test that checks the urine for various elements such as sugar, protein, and signs of infection. It can help detect many common conditions, including kidney disease and diabetes. The manual test involves a lab technician examining a urine sample.
51 services50 patients
New patient office or other outpatient visit with low level of medical decision making, if using time, 30 minutes or more 99203
This service involves an initial office or outpatient visit for a new patient. The healthcare professional will spend 30-44 minutes understanding your health history, current issues, and discussing possible treatment plans. It's a comprehensive evaluation to start your healthcare journey.
49 services49 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.
31 services29 patients
Bacterial colony count, urine 87086
A bacterial colony count, urine, is a laboratory test that checks a urine sample for bacteria. It helps to identify if an infection is present in the urinary system. High numbers of bacteria in the urine can indicate a urinary tract infection (UTI).
30 services30 patients

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 12455 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
$95.99 typical visit price
range $61.88 – $187.05
Typical copayment $23.99 (range $15.47 – $46.76)
Most-billed visit code 99203
Established Patient
$108.56 typical visit price
range $19.92 – $151.94
Typical copayment $27.14 (range $4.98 – $37.98)
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.

Other Providers at the Same Location NPPES 17

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

Physician Assistant
42084 STATE HIGHWAY 28
MARGARETVILLE, NY 12455
Physical Therapist
42084 STATE HIGHWAY 28
MARGARETVILLE, NY 12455
General Acute Care Hospital (Critical Access)
42084 STATE HIGHWAY 28
MARGARETVILLE, NY 12455
Nurse Practitioner (Family)
42084 STATE HIGHWAY 28
MARGARETVILLE, NY 12455
Internal Medicine (Cardiovascular Disease)
42084 STATE HIGHWAY 28, MARGARETVILLE COMMUNITY HOSPITAL
MARGARETVILLE, NY 12455
Occupational Therapist
42084 STATE HIGHWAY 28
MARGARETVILLE, NY 12455
Nurse Anesthetist, Certified Registered
42084 STATE HIGHWAY 28
MARGARETVILLE, NY 12455
Nurse Practitioner
42084 STATE HIGHWAY 28
MARGARETVILLE, NY 12455

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 Marylou Killian's NPI number?

The NPI number for Marylou Killian is 1154375533. It was assigned to this individual provider in the NPPES registry on May 20, 2006.

Where is Marylou Killian located?

Marylou Killian practices at 42084 State Highway 28, Margaretville, NY 12455. The listed phone number is (845) 586-2631.

What is Marylou Killian's specialty?

The primary specialty registered for this NPI is Nurse Practitioner, specializing in Primary Care, with taxonomy code 363LP2300X.

Is Marylou Killian enrolled in Medicare?

Yes. Marylou Killian 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.

When was this NPI record last updated?

The NPPES record for Marylou Killian was last updated on July 13, 2026. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 22 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.