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KATHLEEN IRENE O'BRIEN P.A.-C
NPI 1942597661
Physician Assistant in Topsham, ME

Active since July 01, 2011Opted out of Medicare · through Oct 3, 2026
1 WELLNESS WAY, TOPSHAM, ME 04086(207) 406-7600(207) 618-5683 Get Directions Write a Review

NPPES record last updated: August 24, 2023. Verified against the NPPES registry weekly; last sync: August 02, 2026.

Record update history: Aug 24, 2023, Oct 20, 2021, Sep 17, 2020 (3 updates tracked since 2020).

About Kathleen Irene O'brien P.a.-c NPPES

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

KATHLEEN IRENE O'BRIEN P.A.-C (NPI 1942597661) is an individual physician assistant in Topsham, Maine, licensed in Maine (PA1272) and active in the NPI registry since July 2011. She has opted out of Medicare through October 3, 2026 and remains eligible to order and refer.

NPPES Registry Identity

NPI1942597661
Entity TypeIndividualFemale
Primary Taxonomy363A00000X
Provider Legal NameKATHLEEN IRENE O'BRIENCredential: P.A.-C
Location Address1 WELLNESS WAYTopsham, ME 04086-1768
Mailing Address1 Wellness WayTopsham, ME 04086-1768 · (207) 406-7600 · Fax (207) 618-5683
Phone(207) 406-7600
Fax(207) 618-5683
Sole ProprietorNo
Enumeration DateJuly 1, 2011
Last NPPES UpdateAugust 24, 20233 updates tracked since enumeration
NPPES CertifiedAugust 24, 2023
✔ NPI 1942597661 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 · PA1272
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.
1 WELLNESS WAY, Topsham, ME 04086
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Medicare Participation & PECOS CMS

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

Medicare Enrollment Status

ⓘ

Opted out of Medicare

Kathleen Irene O'brien P.a.-c has filed a Medicare opt-out affidavit. Services are provided under private contract between the provider and the patient, and are not billed to or reimbursed by Medicare. The opt-out is on file from October 3, 2024 through October 3, 2026.

Opt-Out Effective DateOctober 3, 2024
Opt-Out In Effect ThroughOctober 3, 2026Opt-out affidavits renew automatically every two years unless cancelled
Eligible to Order & Refer✔ Part B Labs & Imaging✔ Durable Medical Equipment✔ Home Health Agency✔ Power Mobility DevicesAn opted-out provider can still order and refer for Medicare patients in the categories marked above, even though their own services are not covered.

Areas of Expertise CMS Part B claims 3

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.
56 services49 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.
27 services23 patients
Annual wellness visit, includes a personalized prevention plan of service (pps), subsequent visit G0439
An annual wellness visit is a yearly appointment with your primary care provider to create or update a personalized prevention plan. This plan helps prevent illness based on your current health and risk factors. It's a subsequent visit, meaning it follows an initial assessment.
20 services20 patients

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 04086 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.

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

Breast Cancer Screening
Percentage of women 50-74 years of age who had a mammogram to screen for breast cancer
82%125 patients4/55-star benchmark: 92%
Colorectal Cancer Screening
Percentage of adults 50-75 years of age who had appropriate screening for colorectal cancer
64%56 patients4/55-star benchmark: 85%
Diabetes: Eye Exam
Percentage of patients 18-75 years of age with diabetes who had a retinal or dilated eye exam by an eye care professional during the measurement period or a negative retinal exam (no evidence of retinopathy) in the 12 months prior to the measurement period
74%27 patients3/55-star benchmark: 100%
e-Prescribing
At least one permissible prescription written by the MIPS eligible clinician is queried for a drug formulary and transmitted electronically using certified EHR technology.
97%2,822 patients4/55-star benchmark: 99%
Health Information Exchange
The MIPS eligible clinician that transitions or refers their patient to another setting of care or health care clinician (1) uses CEHRT to create a summary of care record; and (2) electronically transmits such summary to a receiving health care clinician for…
4%927 patients1/55-star benchmark: 88%
Patient-Specific Education
The MIPS eligible clinician must use clinically relevant information from CEHRT to identify patient-specific educational resources and provide access to those materials to at least one unique patient seen by the MIPS eligible clinician.
69%58 patients3/55-star benchmark: 97%
Provide Patient Access
At least one patient seen by the MIPS eligible clinician during the performance period is provided timely access to view online, download, and transmit to a third party their health information subject to the MIPS eligible clinician's discretion to withhold…
100%58 patients5/55-star benchmark: 100%
Secure Messaging
For at least one unique patient seen by the MIPS eligible clinician during the performance period, a secure message was sent using the electronic messaging function of CEHRT to the patient (or the patient-authorized representative), or in response to a secure…
33%58 patients2/55-star benchmark: 89%
View, Download, or Transmit (VDT)
At least one patient seen by the MIPS eligible clinician during the performance period (or patient-authorized representative) views, downloads or transmits their health information to a third party during the performance period.
40%58 patients
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.

Referred Medical Equipment & Supplies CMS DME claims

Durable medical equipment, devices and supplies this provider ordered from DME suppliers for patients, from Medicare fee-for-service claims.

Traction equipment, cervical, free-standing stand/frame, pneumatic, applying traction force to other than mandible E0849
DME-Other DME · category DE000N
1 supplier11 claims11 services$33.94 avg. paid by Medicare
Dollar amounts are the average Medicare paid the supplier per service. They are not the cost to the patient.

Other Providers at the Same Location NPPES 16

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

DR. CHRISTOPHER W MESERVE MD
Family Medicine (Adult Medicine)
1 WELLNESS WAY, SUITE A
TOPSHAM, ME 04086
Sagadahoc County (207) 406-7600
DAVID INGER MD
Family Medicine
1 WELLNESS WAY
TOPSHAM, ME 04086
Sagadahoc County (207) 406-7600
CORRIE MINCHIN
Registered Nurse (General Practice)
1 WELLNESS WAY
TOPSHAM, ME 04086
Sagadahoc County (207) 406-7600
ANTHONY CAIAZZO APRN-CNP
Nurse Practitioner (Family)
1 WELLNESS WAY
TOPSHAM, ME 04086
Sagadahoc County (207) 406-7600
MS. PATRICIA K. DAVIS LCSW
Social Worker (Clinical)
1 WELLNESS WAY
TOPSHAM, ME 04086
Sagadahoc County (207) 406-7600
DEIRDRE HEERSINK DO
Family Medicine
1 WELLNESS WAY, SUITE B
TOPSHAM, ME 04086
Sagadahoc County (207) 406-7667
SARAH L ALTO FNP
Nurse Practitioner (Family)
1 WELLNESS WAY
TOPSHAM, ME 04086
Sagadahoc County (207) 406-7600
DEBRA ANN FRANCIS NP
Nurse Practitioner
1 WELLNESS WAY
TOPSHAM, ME 04086
Sagadahoc County (207) 406-7600

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 Kathleen O'brien's NPI number?

The NPI number for Kathleen O'brien is 1942597661. It was assigned to this individual provider in the NPPES registry on July 1, 2011.

Where is Kathleen O'brien located?

Kathleen O'brien practices at 1 Wellness Way, Topsham, ME 04086. The listed phone number is (207) 406-7600.

What is Kathleen O'brien's specialty?

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

Is Kathleen O'brien enrolled in Medicare?

No. Kathleen O'brien has opted out of Medicare through October 3, 2026. Care is provided under private contracts, and Medicare does not pay for services furnished by providers who have opted out. The provider remains eligible to order and refer services for Medicare patients.

When was this NPI record last updated?

The NPPES record for Kathleen O'brien was last updated on August 24, 2023. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 2 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.