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Recently Updated NPI Information — some details in this NPI profile have been updated in the NPI registry within the last 60 days.

ELIZABETH TJARKS ARNP
NPI 1487039061
Nurse Practitioner in Bridgeport, CT

Active since July 24, 2015PECOS Enrolled
267 GRANT ST, BRIDGEPORT, CT 06610(203) 876-4000 Get Directions Write a Review

NPPES record last updated: October 25, 2026. Verified against the NPPES registry weekly; last sync: October 25, 2026.

About Elizabeth Tjarks Arnp NPPES

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

ELIZABETH TJARKS ARNP (NPI 1487039061) is an individual nurse practitioner in Bridgeport, Connecticut, licensed in Connecticut (12.017692) and active in the NPI registry since July 2015. She is enrolled in Medicare PECOS, is affiliated with Unitypoint Health - Marshalltown, and maintains a secondary practice location in Waverly.

NPPES Registry Identity

NPI1487039061
Entity TypeIndividualFemale
Primary Taxonomy363L00000X
Provider Legal NameELIZABETH TJARKSCredential: ARNP
Location Address267 GRANT STBridgeport, CT 06610-2870
Mailing Address810 E Bremer AveWaverly, IA 50677-2730 · (319) 231-2356
Phone(203) 876-4000
Sole ProprietorNo
Medical School CMSOtherGraduated 2015
Enumeration DateJuly 24, 2015
Last NPPES UpdateOctober 25, 2026
NPPES CertifiedOctober 25, 2026
✔ NPI 1487039061 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses 3

★ Primary SpecialtyNurse PractitionerPhysician Assistants & Advanced Practice Nursing Providers
Taxonomy Code363L00000X
Licenses✔ Licensed in CT · 12.017692✔ Licensed in MO · 2026043479
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.
Also ListedNurse Practitioner · Acute CareTaxonomy 363LA2100X · License H120203 (IA)
Also ListedNurse Practitioner · Adult HealthTaxonomy 363LA2200X · License H120203 (IA)
267 GRANT ST, Bridgeport, CT 06610
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Secondary Practice Location 1

Location 11922 5th Ave NWWaverly, IA 50677-1903 · Phone (319) 352-4540

Accepted Insurance

The full list of accepted plans is on the Insurance tab. Issuers include Blue Cross and Blue Shield of Montana, Wellmark Health Plan of Iowa, Inc..Insurance ›

Medicare Participation & PECOS CMS

Medicare enrollment, assignment, billing reassignment, and ordering and referring status from CMS.

Medicare Enrollment Status

✔

Enrolled in Medicare and accepts Medicare assignment

Elizabeth Tjarks Arnp 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 ID5991012650
PECOS Enrollment IDI20150914002544, I20260410000625
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.

Medicare Billing Reassignments

7

Medicare enrollment records show Elizabeth Tjarks reassigns Medicare billing to 7 organizations. Each organization bills Medicare for the services this provider delivers there; the nearest is listed first.

The Finley Hospital
907 mi
Family Medicine
350 N GRANDVIEW AVE
Dubuque, IA 52001
  • Reassigned Medicare billing, Iowa enrollment
  • 177 clinicians in this Medicare group
NPI 1073560462 (563) 589-2612
Iowa Physicians Clinic Medical Foundation
929 mi
General Practice
1518 MULBERRY AVENUE
Muscatine, IA 52761
  • Reassigned Medicare billing, Iowa enrollment
  • 1,506 clinicians in this Medicare group
NPI 1982831426 (515) 471-9300
Cogent Healthcare Of Iowa, PC
958 mi
Internal Medicine
701 10TH ST SE
Cedar Rapids, IA 52403
  • Reassigned Medicare billing, Iowa enrollment
  • 153 clinicians in this Medicare group
NPI 1982654497 (319) 861-7803
Unitypoint Health - Marshalltown
1,027 mi
Emergency Medicine
55 UNITYPOINT WAY
Marshalltown, IA 50158
  • Reassigned Medicare billing, Iowa enrollment
  • 214 clinicians in this Medicare group
NPI 1164957593 (641) 754-5145
Tenet Florida Physician Services LLC
1,071 mi
Surgery
1411 N FLAGLER DR STE 8000
West Palm Beach, FL 33401
  • Reassigned Medicare billing, Florida enrollment
  • 528 clinicians in this Medicare group
NPI 1659417467 (561) 650-6231
Hospital Physician Services Of Florida PA
1,076 mi
Hospitalist
8383 N DAVIS HWY
Pensacola, FL 32514
  • Reassigned Medicare billing, Florida enrollment
  • 601 clinicians in this Medicare group
NPI 1558718635 (850) 494-4000
Cogent Healthcare Of Montana P C
2,050 mi
Internal Medicine
2827 FORT MISSOULA RD
Missoula, MT 59804
  • Reassigned Medicare billing, Montana enrollment
  • 155 clinicians in this Medicare group
NPI 1053569525 (406) 728-4100

Source: CMS Revalidation Reassignment List, October 2026 release. Reassignment records can lag staffing changes; confirm a current affiliation with the organization.

Areas of Expertise CMS Part B claims 7

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.

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.
256 services128 patients
Subsequent hospital care with straightforward or low level of medical decision making, per day, if using time, at least 25 minutes 99231
Follow-up hospital inpatient care is a daily service where a healthcare professional checks on your health progress during your hospital stay. Each session typically lasts 15 minutes, involving updates on your condition and adjustments to your treatment plan, if necessary.
112 services42 patients
Hospital discharge day management, more than 30 minutes 99239
Hospital discharge day management over 30 minutes involves a detailed process to ensure a smooth transition from hospital to home. It includes final examinations, discussion of your hospital stay, post-discharge instructions, and coordinating follow-up care.
103 services101 patients
Initial hospital care with moderate level of medical decision making, if using time, at least 75 minutes 99223
Initial hospital inpatient care per day, typically 70 minutes, refers to the daily medical service provided to patients admitted to the hospital. This includes a comprehensive evaluation, diagnosis, treatment plan, and monitoring of your health condition. It ensures your well-being during your hospital stay.
75 services74 patients
Subsequent nursing facility care with moderate level of medical decision making, per day, if using time, at least 30 minutes 99309
A follow-up nursing facility visit per day is a daily check-in by a healthcare professional. This 25-minute visit typically involves monitoring your health progress, addressing any concerns, and adjusting treatment plans as necessary. It's a vital part of ensuring your ongoing wellbeing.
41 services41 patients
Subsequent nursing facility care with straightforward level of medical decision making, per day, if using time, 20 minutes or more 99308
A follow-up nursing facility visit per day is a daily check-up service provided by healthcare professionals. It lasts around 15 minutes and involves assessing your health status, monitoring your recovery progress, and addressing any concerns you may have about your health or treatment.
34 services34 patients

Hospital Affiliations CMS Care Compare 3

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

Unitypoint Health - Marshalltown

Acute Care Hospitals · Marshalltown, IA
OwnershipVoluntary non-profit - Private
CMS Certification Number160001
Location55 Unitypoint WayMarshalltown, IA 50158 · Marshall County
Emergency services

Mercy Medical Center - Cedar Rapids

Acute Care Hospitals · Cedar Rapids, IA
4/5 CMS rating
OwnershipVoluntary non-profit - Church
CMS Certification Number160079
Location701 10th Street SECedar Rapids, IA 52403 · Linn County
Emergency services Birthing friendly

Community Medical Center

Acute Care Hospitals · Missoula, MT
3/5 CMS rating
OwnershipVoluntary non-profit - Private
CMS Certification Number270023
Location2827 Fort Missoula RdMissoula, MT 59804 · Missoula County
Emergency services Birthing friendly

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 06610 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
$93.86 typical visit price
range $60.82 – $183.10
Typical copayment $23.46 (range $15.20 – $45.77)
Most-billed visit code 99203
Established Patient
$106.68 typical visit price
range $19.76 – $149.26
Typical copayment $26.67 (range $4.94 – $37.31)
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.

Referred Medical Equipment & Supplies CMS DME claims 2

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

Portable gaseous oxygen system, rental; includes portable container, regulator, flowmeter, humidifier, cannula or mask, and tubing E0431
DME-Oxygen and Supplies · category DC000N
1 supplier12 claims12 services$15.77 avg. paid by Medicare
Oxygen concentrator, single delivery port, capable of delivering 85 percent or greater oxygen concentration at the prescribed flow rate E1390
DME-Oxygen and Supplies · category DC002N
1 supplier12 claims12 services$78.83 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 20

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

MR. ALEX SCOTT CADAN PA-C
Physician Assistant (Surgical)
267 GRANT ST
BRIDGEPORT, CT 06610
Greater Bridgeport Planning Region (203) 384-4500
RYAN KEENAN PMHNP
Nurse Practitioner (Psychiatric/Mental Health)
267 GRANT ST
BRIDGEPORT, CT 06610
Greater Bridgeport Planning Region (203) 384-3000
DR. BLAZE KELLY DO
Anesthesiology (Pain Medicine)
267 GRANT ST
BRIDGEPORT, CT 06610
Greater Bridgeport Planning Region (203) 384-3000
KARINA K. LINCER
Physical Therapist
267 GRANT ST
BRIDGEPORT, CT 06610
Greater Bridgeport Planning Region (203) 384-3000
DOROTHY D. DAPONTE
Physical Therapy Assistant
267 GRANT ST
BRIDGEPORT, CT 06610
Greater Bridgeport Planning Region (203) 384-3000
MISS SANDRA SHIPKOWITZ APRN
Nurse Practitioner (Pediatrics)
267 GRANT ST
BRIDGEPORT, CT 06610
Greater Bridgeport Planning Region (203) 384-4490
HOLLY S. ASHBY
Physical Therapist
267 GRANT ST
BRIDGEPORT, CT 06610
Greater Bridgeport Planning Region (203) 384-3000
TESSA GURALNICK DPT
Physical Therapist
267 GRANT ST
BRIDGEPORT, CT 06610
Greater Bridgeport Planning Region (203) 384-3708

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 Elizabeth Tjarks's NPI number?

The NPI number for Elizabeth Tjarks is 1487039061. It was assigned to this individual provider in the NPPES registry on July 24, 2015.

Where is Elizabeth Tjarks located?

Elizabeth Tjarks practices at 267 Grant St, Bridgeport, CT 06610. The listed phone number is (203) 876-4000.

What is Elizabeth Tjarks's specialty?

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

Is Elizabeth Tjarks enrolled in Medicare?

Yes. Elizabeth Tjarks 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.

Which organizations bill Medicare for Elizabeth Tjarks's services?

According to the CMS Revalidation Reassignment List (October 2026 release), Elizabeth Tjarks reassigns Medicare benefits to 7 organizations: The Finley Hospital (Dubuque, IA), Iowa Physicians Clinic Medical Foundation (Muscatine, IA), Cogent Healthcare Of Iowa, PC (Cedar Rapids, IA), Unitypoint Health - Marshalltown (Marshalltown, IA), Tenet Florida Physician Services LLC (West Palm Beach, FL) and 2 more organizations, listed in the Medicare section above. Each reassignment is filed with Medicare on form CMS-855R, signed by both the clinician and the organization, and lets the organization bill Medicare and receive payment for Elizabeth Tjarks's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.

What insurance does Elizabeth Tjarks accept?

Health plans from Blue Cross and Blue Shield of Montana and Wellmark Health Plan of Iowa, Inc. list Elizabeth Tjarks as in-network in at least one marketplace plan. Coverage varies by plan and year; verify with the insurer or the provider before a visit.

Is Elizabeth Tjarks affiliated with any hospitals?

According to CMS data, Elizabeth Tjarks is affiliated with Unitypoint Health - Marshalltown, Mercy Medical Center - Cedar Rapids and Community Medical Center.

When was this NPI record last updated?

The NPPES record for Elizabeth Tjarks was last updated on October 25, 2026. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 2 days 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.