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HEATHER MARIE ELLIOTT DEMARS PA-C
NPI 1891017125
Physician Assistant in Discovery Bay, CA

Active since March 01, 2010PECOS EnrolledAccepts Medicare Assignment
3495 KEYSTONE LOOP, DISCOVERY BAY, CA 94505(603) 959-8758 Get Directions Write a Review

NPPES record last updated: March 26, 2018. Verified against the NPPES registry weekly; last sync: August 09, 2026.

About Heather Marie Elliott Demars Pa-c NPPES

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

HEATHER MARIE ELLIOTT DEMARS PA-C (NPI 1891017125) is an individual physician assistant in Discovery Bay, California, licensed in Maine (PA-261) and active in the NPI registry since March 2010. She is enrolled in Medicare PECOS and is a graduate of Other (2009).

NPPES Registry Identity

NPI1891017125
Entity TypeIndividualFemale
Primary Taxonomy363A00000X
Provider Legal NameHEATHER MARIE ELLIOTT DEMARSCredential: PA-C
Location Address3495 KEYSTONE LOOPDiscovery Bay, CA 94505-2320
Mailing Address260 Bicentennial Way Apt 811Santa Rosa, CA 95403-7423 · (603) 959-8758
Phone(603) 959-8758
Sole ProprietorNo
Medical School CMSOtherGraduated 2009
Enumeration DateMarch 1, 2010
Last NPPES UpdateMarch 26, 2018
✔ NPI 1891017125 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 · PA-261
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.
3495 KEYSTONE LOOP, Discovery Bay, CA 94505
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Other Names 1

Former Name (1)Heather Marie Demars Pa-c

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 Marie Elliott Demars Pa-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 ID8729113584
PECOS Enrollment IDI20121130000034
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 4

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 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.
192 services185 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.
78 services77 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.
54 services54 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.
34 services34 patients

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 94505 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
$104.51 typical visit price
range $69.00 – $202.35
Typical copayment $26.12 (range $17.25 – $50.58)
Most-billed visit code 99203
Established Patient
$84.91 typical visit price
range $23.44 – $166.46
Typical copayment $21.22 (range $5.86 – $41.61)
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.

Medicare Quality Performance CMS QPP · MIPS

Performance in the CMS Quality Payment Program: the MIPS final score across four weighted categories, and the individual quality measures reported to Medicare.

Reported Quality Measures

Care Plan
Percentage of patients aged 65 years and older who have an advance care plan or surrogate decision maker documented in the medical record that an advance care plan was discussed but the patient did not wish or was not able to name a surrogate decision maker…
7%192 patients1/55-star benchmark: 100%
Providers report different measures because they deliver different services; reporting more or less information is not a reflection of quality. Star ratings appear only where CMS assigned them.

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 Elliott Demars's NPI number?

The NPI number for Heather Elliott Demars is 1891017125. It was assigned to this individual provider in the NPPES registry on March 1, 2010. The provider is also known as Heather Marie Demars Pa-C.

Where is Heather Elliott Demars located?

Heather Elliott Demars practices at 3495 Keystone Loop, Discovery Bay, CA 94505. The listed phone number is (603) 959-8758.

What is Heather Elliott Demars's specialty?

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

Is Heather Elliott Demars enrolled in Medicare?

Yes. Heather Elliott Demars 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 Heather Elliott Demars was last updated on March 26, 2018. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 8 years 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.