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ALYSSA MICHELE SLAVEN FNP-C
NPI 1447919477
Nurse Practitioner in Washington, PA

Active since December 17, 2021PECOS EnrolledAccepts Medicare Assignment
155 WILSON AVE, WASHINGTON, PA 15301(724) 255-7000 Get Directions Write a Review

NPPES record last updated: June 17, 2026. Verified against the NPPES registry weekly; last sync: September 20, 2026.

Record update history: Dec 22, 2021, Dec 17, 2021 (2 updates tracked since 2021).

About Alyssa Michele Slaven Fnp-c NPPES

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

ALYSSA MICHELE SLAVEN FNP-C (NPI 1447919477) is an individual nurse practitioner in Washington, Pennsylvania, licensed in Pennsylvania (SP025150) and active in the NPI registry since December 2021. She is enrolled in Medicare PECOS, is affiliated with Washington Hospital, The, and is a graduate of Other (2018).

NPPES Registry Identity

NPI1447919477
Entity TypeIndividualFemale
Primary Taxonomy363L00000X
Provider Legal NameALYSSA MICHELE SLAVENCredential: FNP-C
Location Address155 WILSON AVEWashington, PA 15301-3336
Mailing Address155 Wilson AveWashington, PA 15301-3336
Phone(724) 255-7000
Sole ProprietorNo
Medical School CMSOtherGraduated 2018
Enumeration DateDecember 17, 2021
Last NPPES UpdateJune 17, 20262 updates tracked since enumeration
NPPES CertifiedJune 17, 2026
✔ NPI 1447919477 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses 3

★ Primary SpecialtyNurse PractitionerPhysician Assistants & Advanced Practice Nursing Providers
Taxonomy Code363L00000X
License✔ Licensed in PA · SP025150
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.
Also ListedRegistered NurseTaxonomy 163W00000X · License RN656877 (PA)
Also ListedNurse Practitioner · FamilyTaxonomy 363LF0000X · License LG-0013927 (DE), APRN.CNP.0042456 (OH), 0024197608 (VA)
155 WILSON AVE, Washington, PA 15301
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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

Alyssa Michele Slaven Fnp-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 ID5193118925
PECOS Enrollment IDI20220131001216
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

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.

Initial hospital care with moderate level of medical decision making, if using time, at least 75 minutes 99223
Initial hospital inpatient care per day, typically 70 minutes, refers to the daily medical service provided to patients admitted to the hospital. This includes a comprehensive evaluation, diagnosis, treatment plan, and monitoring of your health condition. It ensures your well-being during your hospital stay.
133 services121 patients

Hospital Affiliations CMS Care Compare 2

Hospitals where this provider delivers care, identified from recent Medicare claims and place-of-service records.

Washington Hospital, The

Acute Care Hospitals · Washington, PA
4/5 CMS rating
OwnershipVoluntary non-profit - Private
CMS Certification Number390042
Location155 Wilson AvenueWashington, PA 15301 · Washington County
Emergency services Birthing friendly

Washington Health System Greene

Acute Care Hospitals · Waynesburg, PA
OwnershipVoluntary non-profit - Private
CMS Certification Number390150
Location350 Bonar AvenueWaynesburg, PA 15370 · Greene County
Emergency services

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 15301 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
$84.88 typical visit price
range $54.64 – $166.87
Typical copayment $21.22 (range $13.66 – $41.71)
Most-billed visit code 99203
Established Patient
$96.82 typical visit price
range $17.33 – $135.84
Typical copayment $24.20 (range $4.33 – $33.96)
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.

CHRISTIAN SCHMIDT
Physician Assistant
155 WILSON AVE, UPMC HILLMAN CANCER CENTER2ND FLOOR
WASHINGTON, PA 15301
Washington County (724) 225-7000
MRS. KIMBERLY JUNE HECKMAN CRNP
Nurse Practitioner (Family)
155 WILSON AVE
WASHINGTON, PA 15301
Washington County (724) 579-1654
KATHRYN HERRNBERGER
Nurse Anesthetist, Certified Registered
155 WILSON AVE
WASHINGTON, PA 15301
Washington County (724) 225-7000
CARLIN ROSE GERBA CRNP
Nurse Practitioner (Critical Care Medicine)
155 WILSON AVE
WASHINGTON, PA 15301
Washington County (724) 223-3800
RACHEL LANGSDORF PA-C
Physician Assistant
155 WILSON AVE
WASHINGTON, PA 15301
Washington County (724) 225-7000
MS. KAREN J. COLEMAN CRNP
Nurse Practitioner (Family)
155 WILSON AVE
WASHINGTON, PA 15301
Washington County (724) 223-3085
UPMC AND THE WASHINGTON HOSPITAL CANCER CENTER
Radiology (Radiation Oncology)
155 WILSON AVE
WASHINGTON, PA 15301
Washington County (724) 223-3788
DR. MADISON NICOLE RIEDEL PHARMD
Pharmacist
155 WILSON AVE
WASHINGTON, PA 15301
Washington County (724) 223-3266

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 Alyssa Slaven's NPI number?

The NPI number for Alyssa Slaven is 1447919477. It was assigned to this individual provider in the NPPES registry on December 17, 2021.

Where is Alyssa Slaven located?

Alyssa Slaven practices at 155 Wilson Ave, Washington, PA 15301. The listed phone number is (724) 255-7000.

What is Alyssa Slaven's specialty?

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

Is Alyssa Slaven enrolled in Medicare?

Yes. Alyssa Slaven 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.

Is Alyssa Slaven affiliated with any hospitals?

According to CMS data, Alyssa Slaven is affiliated with Washington Hospital, The and Washington Health System Greene.

When was this NPI record last updated?

The NPPES record for Alyssa Slaven was last updated on June 17, 2026. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 3 months 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.