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HEATHER LYNNE DEMARK
NPI 1568165264
Physician Assistant in Bangor, ME

Active since March 23, 2023PECOS EnrolledAccepts Medicare Assignment
417 STATE ST STE 340, BANGOR, ME 04401(207) 973-4949(207) 973-4466 Get Directions Write a Review

NPPES record last updated: April 9, 2025. Verified against the NPPES registry weekly; last sync: August 02, 2026.

Record update history: Apr 9, 2025, Aug 12, 2024, Mar 23, 2023 (3 updates tracked since 2023).

About Heather Lynne Demark NPPES

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

HEATHER LYNNE DEMARK (NPI 1568165264) is an individual physician assistant in Bangor, Maine, licensed in Maine (PA2732) and active in the NPI registry since March 2023. She is enrolled in Medicare PECOS, is affiliated with Northern Light Eastern Maine Medical Center, and is a graduate of Other (2024).

NPPES Registry Identity

NPI1568165264
Entity TypeIndividualFemale
Primary Taxonomy363A00000X
Provider Legal NameHEATHER LYNNE DEMARK
Location Address417 STATE ST STE 340Bangor, ME 04401-6634
Mailing Address27 State St Ste 52Bangor, ME 04401-5113 · (651) 728-2991
Phone(207) 973-4949
Fax(207) 973-4466
Sole ProprietorNo
Medical School CMSOtherGraduated 2024
Enumeration DateMarch 23, 2023
Last NPPES UpdateApril 9, 20253 updates tracked since enumeration
NPPES CertifiedApril 9, 2025
✔ NPI 1568165264 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyPhysician AssistantPhysician Assistants & Advanced Practice Nursing Providers
Taxonomy Code363A00000X
License✔ Licensed in ME · PA2732
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.
417 STATE ST STE 340, Bangor, ME 04401
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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

Heather Lynne Demark 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 ID9436699451
PECOS Enrollment IDI20240905001295
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.

Hospital Affiliations CMS Care Compare 2

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

Northern Light Eastern Maine Medical Center

Acute Care Hospitals · Bangor, ME
4/5 CMS rating
OwnershipVoluntary non-profit - Private
CMS Certification Number200033
Location489 State StreetBangor, ME 04401 · Penobscot County
Emergency services Birthing friendly

Calais Community Hospital

Critical Access Hospitals · Calais, ME
OwnershipVoluntary non-profit - Private
CMS Certification Number201305
Location24 Hospital LaneCalais, ME 04619 · Washington County
Emergency services

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 04401 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
$82.58 typical visit price
range $53.26 – $162.77
Typical copayment $20.64 (range $13.31 – $40.69)
Most-billed visit code 99203
Established Patient
$66.74 typical visit price
range $16.90 – $132.79
Typical copayment $16.68 (range $4.22 – $33.19)
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 5

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

DR. THOMAS PAUL NOWAKOWSKI M.D.
Surgery (Trauma Surgery)
417 STATE ST STE 340
BANGOR, ME 04401
Penobscot County (207) 973-4949
ANNE OGDEN APPLEBAUM MD
Surgery
417 STATE ST STE 340
BANGOR, ME 04401
Penobscot County (207) 973-4750
ANDREW MICHAEL ZIELINSKI PA-C
Physician Assistant (Surgical)
417 STATE ST STE 340
BANGOR, ME 04401
Penobscot County (207) 973-4949
DR. AVIAN CHIEN LEONG VINCENT CHANG M.D.
Surgery
417 STATE ST STE 340
BANGOR, ME 04401
Penobscot County (207) 973-4949
MR. HORATIU CALIN DANCEA M.D.
Surgery (Surgery of the Hand)
417 STATE ST STE 340
BANGOR, ME 04401
Penobscot County (207) 973-4949

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 Heather Demark's NPI number?

The NPI number for Heather Demark is 1568165264. It was assigned to this individual provider in the NPPES registry on March 23, 2023.

Where is Heather Demark located?

Heather Demark practices at 417 State St Ste 340, Bangor, ME 04401. The listed phone number is (207) 973-4949.

What is Heather Demark's specialty?

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

Is Heather Demark enrolled in Medicare?

Yes. Heather Demark 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 Heather Demark affiliated with any hospitals?

According to CMS data, Heather Demark is affiliated with Northern Light Eastern Maine Medical Center and Calais Community Hospital.

When was this NPI record last updated?

The NPPES record for Heather Demark was last updated on April 9, 2025. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 15 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.