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KAREN MARIE MATHER APN
NPI 1285250118
Nurse Practitioner in Bethany Beach, DE

Active since June 16, 2020PECOS EnrolledAccepts Medicare Assignment
33188 COASTAL HWY UNIT 4, BETHANY BEACH, DE 19930(302) 537-1100 Get Directions Write a Review

NPPES record last updated: June 16, 2020. Verified against the NPPES registry weekly; last sync: August 09, 2026.

About Karen Marie Mather Apn NPPES

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

KAREN MARIE MATHER APN (NPI 1285250118) is an individual nurse practitioner in Bethany Beach, Delaware, licensed in Delaware (LP-0000360) and active in the NPI registry since June 2020. She is enrolled in Medicare PECOS, is affiliated with Tidalhealth Peninsula Regional, Inc, and is a graduate of Other (2019).

NPPES Registry Identity

NPI1285250118
Entity TypeIndividualFemale
Primary Taxonomy363L00000X
Provider Legal NameKAREN MARIE MATHERCredential: APN
Location Address33188 COASTAL HWY UNIT 4Bethany Beach, DE 19930-3779
Mailing Address33188 Coastal Hwy Unit 4Bethany Beach, DE 19930-3779 · (302) 537-1100
Phone(302) 537-1100
Sole ProprietorYes
Medical School CMSOtherGraduated 2019
Enumeration DateJune 16, 2020
NPPES CertifiedJune 16, 2020
✔ NPI 1285250118 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyNurse PractitionerPhysician Assistants & Advanced Practice Nursing Providers
Taxonomy Code363L00000X
License✔ Licensed in DE · LP-0000360
Definition
(1) A registered nurse provider with a graduate degree in nursing prepared for advanced practice involving independent and interdependent decision making and direct accountability for clinical judgment across the health care continuum or in a certified specialty. (2) A registered nurse who has completed additional training beyond basic nursing education and who provides primary health care services in accordance with state nurse practice laws or statutes. Tasks performed by nurse practitioners vary with practice requirements mandated by geographic, political, economic, and social factors. Nurse practitioner specialists include, but are not limited to, family nurse practitioners, gerontological nurse practitioners, pediatric nurse practitioners, obstetric-gynecologic nurse practitioners, and school nurse practitioners.
33188 COASTAL HWY UNIT 4, Bethany Beach, DE 19930
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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

Karen Marie Mather Apn 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 ID2961812169
PECOS Enrollment IDI20201029000042
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

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

Tidalhealth Peninsula Regional, Inc

Acute Care Hospitals · Salisbury, MD
4/5 CMS rating
OwnershipVoluntary non-profit - Private
CMS Certification Number210019
Location100 East Carroll AvenueSalisbury, MD 21801 · Wicomico County
Emergency services Birthing friendly

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 19930 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
$88.37 typical visit price
range $57.12 – $173.08
Typical copayment $22.09 (range $14.28 – $43.27)
Most-billed visit code 99203
Established Patient
$100.68 typical visit price
range $18.36 – $141.05
Typical copayment $25.17 (range $4.59 – $35.26)
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.

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 Karen Mather's NPI number?

The NPI number for Karen Mather is 1285250118. It was assigned to this individual provider in the NPPES registry on June 16, 2020.

Where is Karen Mather located?

Karen Mather practices at 33188 Coastal Hwy Unit 4, Bethany Beach, DE 19930. The listed phone number is (302) 537-1100.

What is Karen Mather's specialty?

The primary specialty registered for this NPI is Nurse Practitioner with taxonomy code 363L00000X.

Is Karen Mather enrolled in Medicare?

Yes. Karen Mather 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 Karen Mather affiliated with any hospitals?

According to CMS data, Karen Mather is affiliated with Tidalhealth Peninsula Regional, Inc.

When was this NPI record last updated?

The NPPES record for Karen Mather was last updated on June 16, 2020. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 6 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.