Recently Updated NPI Information — some details in this NPI profile have been updated in the NPI registry within the last 30 days.

KATHLEEN D POLONCHEK MD
NPI 1659784064
Family Medicine in Brunswick, ME

Active since June 04, 2014PECOS Enrolled
79.27/100
CMS Quality Rating
329 MAINE ST STE A200, BRUNSWICK, ME 04011(207) 373-4700(207) 618-5688 Get Directions Write a Review

NPPES record last updated: July 14, 2026. Verified against the NPPES registry weekly; last sync: July 19, 2026.

Record update history: Jul 14, 2026, Jan 20, 2021, Aug 10, 2017 (3 updates tracked since 2017).

About Kathleen D Polonchek Md NPPES

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

KATHLEEN D POLONCHEK MD (NPI 1659784064) is an individual family medicine provider in Brunswick, Maine, licensed in Maine (MD21696) and active in the NPI registry since June 2014. She is enrolled in Medicare PECOS, is affiliated with Maine General Medical Center, and maintains a secondary practice location in Fairfield.

NPPES Registry Identity

NPI1659784064
Entity TypeIndividualFemale
Primary Taxonomy207Q00000X
Provider Legal NameKATHLEEN D POLONCHEKCredential: MD
Location Address329 MAINE ST STE A200Brunswick, ME 04011-3310
Mailing Address329 Maine St Ste A200Brunswick, ME 04011-3310 · (207) 373-4700 · Fax (207) 618-5688
Fax(207) 618-5688
Sole ProprietorNo
Medical School CMSNorthwestern University Feinberg Medical SchoolGraduated 2014
Enumeration DateJune 4, 2014
Last NPPES UpdateJuly 14, 20263 updates tracked since enumeration
NPPES CertifiedJuly 14, 2026
NPI 1659784064 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

Primary SpecialtyFamily MedicineAllopathic & Osteopathic Physicians
Taxonomy Code207Q00000X
License Licensed in ME · MD21696
Definition

Family Medicine is the medical specialty which is concerned with the total health care of the individual and the family. It is the specialty in breadth which integrates the biological, clinical, and behavioral sciences. The scope of family medicine is not limited by age, sex, organ system, or disease entity.

329 MAINE ST STE A200, Brunswick, ME 04011

Secondary Practice Location 1

Location 14 Sheridan RdFairfield, ME 04937-3314 · Phone (207) 453-3100 · Fax (207) 453-3082

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

Kathleen D Polonchek Md 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 ID6204053473
PECOS Enrollment IDI20171018001867
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 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.
39 services31 patients
Subsequent hospital care with moderate levelof medical decision making, if using time, at least 35 minutes 99232
Follow-up hospital inpatient care involves daily check-ups while you're admitted in the hospital. Typically, a healthcare provider spends about 25 minutes each day reviewing your condition, adjusting treatment if needed, and answering any questions you might have.
30 services17 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.
16 services16 patients

Hospital Affiliations CMS Care Compare

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

Maine General Medical Center

Acute Care Hospitals · Augusta, ME
5/5 CMS rating
OwnershipVoluntary non-profit - Other
CMS Certification Number200039
Location35 Medical Center ParkwayAugusta, ME 04330 · Kennebec County
Emergency services Birthing friendly

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 04011 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
$86.72 typical visit price
range $56.28 – $169.96
Typical copayment $21.68 (range $14.07 – $42.49)
Most-billed visit code 99203
Established Patient
$99.18 typical visit price
range $18.22 – $138.92
Typical copayment $24.79 (range $4.55 – $34.73)
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.

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.

79.27/100
MIPS Final ScoreMerit-based Incentive Payment System · CMS Quality Payment Program
Scored as part of a group practice
Quality73.72
Promoting Interoperability76
Improvement Activities40
Cost60.51

Other Providers at the Same Location NPPES 10

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

Nurse Practitioner
329 MAINE ST STE A200
BRUNSWICK, ME 04011
Family Medicine
329 MAINE ST STE A200
BRUNSWICK, ME 04011
Internal Medicine
329 MAINE ST STE A200
BRUNSWICK, ME 04011
Family Medicine
329 MAINE ST STE A200
BRUNSWICK, ME 04011
Family Medicine
329 MAINE ST STE A200
BRUNSWICK, ME 04011
Family Medicine
329 MAINE ST STE A200
BRUNSWICK, ME 04011
Nurse Practitioner (Family)
329 MAINE ST STE A200
BRUNSWICK, ME 04011
Nurse Practitioner (Family)
329 MAINE ST STE A200
BRUNSWICK, ME 04011

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 Polonchek's NPI number?

The NPI number for Kathleen Polonchek is 1659784064. It was assigned to this individual provider in the NPPES registry on June 4, 2014.

Where is Kathleen Polonchek located?

Kathleen Polonchek practices at 329 Maine St Ste A200, Brunswick, ME 04011. The listed phone number is (207) 373-4700.

What is Kathleen Polonchek's specialty?

The primary specialty registered for this NPI is Family Medicine with taxonomy code 207Q00000X.

Is Kathleen Polonchek enrolled in Medicare?

Yes. Kathleen Polonchek 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 Kathleen Polonchek affiliated with any hospitals?

According to CMS data, Kathleen Polonchek is affiliated with Maine General Medical Center.

When was this NPI record last updated?

The NPPES record for Kathleen Polonchek was last updated on July 14, 2026. NPI Profile syncs with the weekly NPPES data releases published by CMS.