SIOBHAN MAUREEN AREY PA
NPI 1962912428
Physician Assistant in Portsmouth, NH

Q: What is Siobhan Arey's NPI number?

The NPI number for Siobhan Arey is 1962912428. It was assigned to this individual provider in the NPPES registry on October 10, 2017.

Q: What is Siobhan Arey's specialty?

The primary specialty registered for this NPI is Physician Assistant with taxonomy code 363A00000X.

Q: When was this NPI record last updated?

The NPPES record for Siobhan Arey was last updated on September 30, 2025. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 10 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.

Active since October 10, 2017PECOS EnrolledAccepts Medicare Assignment

330 BORTHWICK AVE STE 303, PORTSMOUTH, NH 03801(603) 431-5205(603) 436-4257 Get Directions Write a Review

NPPES record last updated: September 30, 2025. Verified against the NPPES registry weekly; last sync: August 09, 2026.

Record update history: May 10, 2024, Aug 3, 2020, Apr 23, 2020 and 1 more (4 updates tracked since 2017).

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About Siobhan Maureen Arey Pa NPPES

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

SIOBHAN MAUREEN AREY PA (NPI 1962912428) is an individual physician assistant in Portsmouth, New Hampshire, licensed in New Hampshire (3542) and active in the NPI registry since October 2017. She is enrolled in Medicare PECOS, is affiliated with Northern Light Health, and maintains 3 additional practice locations.

NPPES Registry Identity

NPI1962912428

Entity TypeIndividualFemale

Primary Taxonomy363A00000X

Provider Legal NameSIOBHAN MAUREEN AREYCredential: PA

Location Address330 BORTHWICK AVE STE 303Portsmouth, NH 03801-7109

Mailing Address801 York StManitowoc, WI 54220-4630 · (920) 663-9008 · Fax (920) 684-1439

Phone(603) 431-5205

Fax(603) 436-4257

Sole ProprietorNo

Medical School CMSOtherGraduated 2017

Enumeration DateOctober 10, 2017

Last NPPES UpdateSeptember 30, 20254 updates tracked since enumeration

NPPES CertifiedSeptember 30, 2025

✔ NPI 1962912428 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses 2

★ Primary SpecialtyPhysician AssistantPhysician Assistants & Advanced Practice Nursing Providers

Taxonomy Code363A00000X

Licenses✔ Licensed in NH · 3542✔ Licensed in ME · PA2023

Definition

A physician assistant is a person who has successfully completed an accredited education program for physician assistant, is licensed by the state and is practicing within the scope of that license. Physician assistants are formally trained to perform many of the routine, time-consuming tasks a physician can do. In some states, they may prescribe medications. They take medical histories, perform physical exams, order lab tests and x-rays, and give inoculations. Most states require that they work under the supervision of a physician.

Also ListedPhysician Assistant · MedicalTaxonomy 363AM0700X · License PA2023 (ME)

330 BORTHWICK AVE STE 303, Portsmouth, NH 03801

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Secondary Practice Locations 3

Location 1750 CENTRAL AVE STE ODOVER, NH 03820-3434 · Phone (603) 431-5205 · Fax (603) 436-4257

Location 21 Hampton Rd Unit 208Exeter, NH 03833-4849 · Phone (603) 431-5205 · Fax (603) 436-4257

Location 3278 LAFAYETTE RD BLDG EPORTSMOUTH, NH 03801-5455 · Phone (603) 431-5205 · Fax (603) 436-4257

Accepted Insurance

The full list of accepted plans is on the Insurance tab. Issuers include Anthem Blue Cross and Blue Sheld, Anthem Blue Cross and Blue Shield.Insurance ›

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

Siobhan Maureen Arey Pa 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 ID6002172418

PECOS Enrollment IDI20250930000850

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 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.

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.

50 services50 patients

Biopsy of related skin growth, first growth 11102

A biopsy of a skin growth involves taking a small sample of the growth to examine it under a microscope. This helps determine if the growth is harmful. The procedure is typically quick, with minimal discomfort. It's a crucial step in ensuring your skin's health.

36 services34 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.

33 services28 patients

Destruction of skin growth, 1-14 growths 17110

"Destruction of skin growth" refers to a procedure where 1-14 abnormal skin growths are removed. This is done using methods such as freezing, burning, or laser therapy. It helps prevent the growth from causing discomfort or turning into a more serious condition.

19 services16 patients

Biopsy of related skin growth, each additional growth 11103

A biopsy of related skin growth is a procedure where a small piece of skin growth is removed for testing. If additional growths are identified, they may also be biopsied. This helps in diagnosing skin conditions and planning appropriate treatment.

18 services11 patients

New patient office or other outpatient visit with moderate level of medical decision making, if using time, 45 minutes or more 99204

This is a first-time office or outpatient visit lasting between 45-59 minutes. The healthcare provider evaluates your health, discusses your medical history, and may suggest further tests or treatments. It's an opportunity to ask questions and understand your health better.

18 services18 patients

Hospital Affiliations CMS Care Compare 2

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

Northern Light Health

Acute Care Hospitals · Portland, ME

4/5 CMS rating

OwnershipVoluntary non-profit - Church

CMS Certification Number200008

Location144 State StreetPortland, ME 04101 · Cumberland County

Emergency services Birthing friendly

Portsmouth Regional Hospital

Acute Care Hospitals · Portsmouth, NH

3/5 CMS rating

OwnershipProprietary

CMS Certification Number300029

Location333 Borthwick AvePortsmouth, NH 03801 · Rockingham County

Emergency services Birthing friendly

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 03801 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

$89.14 typical visit price

range $57.75 – $174.26

Typical copayment $22.28 (range $14.43 – $43.56)

Most-billed visit code 99203

Established Patient

$71.85 typical visit price

range $18.70 – $142.15

Typical copayment $17.96 (range $4.67 – $35.53)

Most-billed visit code 99213

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 8

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

ANDREW E WERCHNIAK MD

Dermatology

330 BORTHWICK AVE STE 303, SEACOAST DERMATOLOGY PLLC
PORTSMOUTH, NH 03801

Rockingham County (603) 431-5205

JONATHAN SAUL GLASS MD

Dermatology