JENNIFER L TWARDZIK DO
NPI 1619065075
Internal Medicine in Marmora, NJ

Q: What is Jennifer Twardzik's NPI number?

The NPI number for Jennifer Twardzik is 1619065075. It was assigned to this individual provider in the NPPES registry on October 11, 2006.

Q: What is Jennifer Twardzik's specialty?

The primary specialty registered for this NPI is Internal Medicine with taxonomy code 207R00000X.

Q: When was this NPI record last updated?

The NPPES record for Jennifer Twardzik was last updated on March 5, 2026. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 7 months 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.

Active since October 11, 2006PECOS EnrolledAccepts Medicare Assignment

4 W ROOSEVELT BLVD STE 11, MARMORA, NJ 08223(609) 814-9550(609) 814-9554 Get Directions Write a Review

NPPES record last updated: March 5, 2026. Verified against the NPPES registry weekly; last sync: October 25, 2026.

Record update history: Mar 5, 2026, Mar 1, 2019 (2 updates tracked since 2019).

On this page

About Jennifer L Twardzik Do NPPES

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

JENNIFER L TWARDZIK DO (NPI 1619065075) is an individual internal medicine provider in Marmora, New Jersey, licensed in New Jersey (25MB07015800) and active in the NPI registry since October 2006. She is enrolled in Medicare PECOS, is affiliated with Shore Medical Center, and is a graduate of Philadelphia College Of Osteopathic Medicine (1997).

NPPES Registry Identity

NPI1619065075

Entity TypeIndividualFemale

Primary Taxonomy207R00000X

Provider Legal NameJENNIFER L TWARDZIKCredential: DO

Location Address4 W ROOSEVELT BLVD STE 11Marmora, NJ 08223-1441

Mailing Address4 W Roosevelt Blvd Ste 11Marmora, NJ 08223-1441 · (609) 814-9550 · Fax (609) 814-9554

Phone(609) 814-9550

Fax(609) 814-9554

Sole ProprietorNo

Medical School CMSPhiladelphia College Of Osteopathic MedicineGraduated 1997

Enumeration DateOctober 11, 2006

Last NPPES UpdateMarch 5, 20262 updates tracked since enumeration

NPPES CertifiedMarch 5, 2026

✔ NPI 1619065075 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyInternal MedicineAllopathic & Osteopathic Physicians

Taxonomy Code207R00000X

License✔ Licensed in NJ · 25MB07015800

Definition

A physician who provides long-term, comprehensive care in the office and the hospital, managing both common and complex illness of adolescents, adults and the elderly. Internists are trained in the diagnosis and treatment of cancer, infections and diseases affecting the heart, blood, kidneys, joints and digestive, respiratory and vascular systems. They are also trained in the essentials of primary care internal medicine, which incorporates an understanding of disease prevention, wellness, substance abuse, mental health and effective treatment of common problems of the eyes, ears, skin, nervous system and reproductive organs.

4 W ROOSEVELT BLVD STE 11, Marmora, NJ 08223

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Other Identifiers 1

Medicaid8205507NJ

Accepted Insurance

The full list of accepted plans is on the Insurance tab. Issuers include Ambetter Health, Ambetter Health of Delaware, Oscar Health.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

Jennifer L Twardzik Do 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 ID2961683008

PECOS Enrollment IDI20110223000505

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

Medicare enrollment records show Jennifer Twardzik reassigns Medicare billing to 2 organizations. Each organization bills Medicare for the services this provider delivers there; the nearest is listed first.

Shore Memorial Physicians Group PC

31 mi

Family Medicine

401 BETHEL ROAD
Somers Point, NJ 08244

Reassigned Medicare billing, New Jersey enrollment
33 clinicians in this Medicare group

NPI 1518252873 (609) 365-6200

Atlanticare Physician Group PA

37 mi

Clinic/Center

2500 ENGLISH CREEK AVE STE 602
Egg Harbor Township, NJ 08234

Reassigned Medicare billing, New Jersey enrollment
921 clinicians in this Medicare group

NPI 1093829608 (800) 658-1010

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 12

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.

515 services306 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.

316 services216 patients

Administration of influenza virus vaccine G0008

The administration of the influenza virus vaccine, also known as the flu shot, is a simple procedure to protect against the flu. A healthcare provider injects a small dose of the vaccine into your arm. This stimulates your immune system to produce antibodies, which will help your body fight off the flu if exposed.

106 services106 patients

Influenza vaccine split virus, preservative free 90662

The Influenza Vaccine Split Virus, preservative-free, is a flu shot to protect against the influenza virus. It is made from parts of inactivated flu viruses and doesn't contain preservatives, reducing potential side effects. It helps your body develop immunity to the flu.

99 services99 patients

Routine electrocardiogram (ecg) using at least 12 leads with interpretation and report 93000

An electrocardiogram (ECG) is a non-invasive test that records your heart's electrical activity. Using 12 leads attached to your body, it captures data to help identify heart conditions. A doctor interprets the results and provides a report.

90 services88 patients

Established patient office or other outpatient visit with high level of medical decision making, if using time, 40 minutes or more 99215

This service involves a follow-up appointment for existing patients, lasting between 40 to 54 minutes. During this time, your healthcare provider will assess your current health status, discuss any changes or concerns, review your treatment plan, and answer any questions you may have.

21 services20 patients

Pneumococcal conjugate vaccine, 20 valent (pcv20), for intramuscular use 90677

The Pneumococcal Conjugate Vaccine (PCV20) is a shot given to protect against 20 types of bacteria that can cause serious infections like pneumonia and meningitis. It's administered through a muscle, usually in the arm. It's important for overall health.

15 services15 patients

Transitional care management services for problem of high complexity 99496

Transitional care management services are designed to ensure a smooth transition from a hospital to home or another care setting for patients with complex health issues. These services include medication management, patient education, and coordination with healthcare providers.

15 services15 patients

Administration of vaccine 90471

Administering a vaccine involves injecting a small, safe piece of a virus or bacteria into your body. This triggers your immune system to recognize and fight off the disease in the future. It's a vital tool in preventing serious illnesses and maintaining public health.

14 services14 patients

Urinalysis, manual test 81002

A urinalysis is a simple, non-invasive test that checks the urine for various elements such as sugar, protein, and signs of infection. It can help detect many common conditions, including kidney disease and diabetes. The manual test involves a lab technician examining a urine sample.

13 services13 patients

Administration of pneumococcal vaccine G0009

The pneumococcal vaccine helps protect against pneumococcal bacteria, which can cause severe infections like pneumonia and meningitis. The vaccine is given as an injection, typically in the arm. It's recommended for infants, older adults, and those with certain health conditions.

13 services13 patients

Physician or allowed practitioner certification for medicare-covered home health services under a home health plan of care (patient not present), including contacts with home health agency and review of reports of patient status required by physicians and G0180

This is a service where a doctor or authorized practitioner certifies that you require Medicare-covered home health services. They will communicate with the home health agency and review reports on your health status to ensure you receive appropriate care. This does not involve an in-person visit.

13 services13 patients

Hospital Affiliations CMS Care Compare

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

Shore Medical Center

Acute Care Hospitals · Somers Point, NJ

4/5 CMS rating

OwnershipVoluntary non-profit - Private

CMS Certification Number310047

Location100 Medical Center WaySomers Point, NJ 08244 · Atlantic County

Emergency services Birthing friendly

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 08223 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

$140.34 typical visit price

range $61.59 – $185.05

Typical copayment $35.08 (range $15.39 – $46.26)

Most-billed visit code 99204

Established Patient

$107.94 typical visit price

range $20.08 – $150.98

Typical copayment $26.98 (range $5.02 – $37.74)

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.

Blood glucose test or reagent strips for home blood glucose monitor, per 50 strips A4253

DME-Other DME · category DE017N

9 suppliers34 claims71 services$5.85 avg. paid by Medicare

Lancets, per box of 100 A4259

DME-Medical/Surgical Supplies · category DA000N

5 suppliers23 claims23 services$0.98 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

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

GREGORY EDWARD HERMAN M.D.

Family Medicine

4 W ROOSEVELT BLVD STE 11
MARMORA, NJ 08223

Cape May County (609) 814-9550

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 Jennifer Twardzik's NPI number?

The NPI number for Jennifer Twardzik is 1619065075. It was assigned to this individual provider in the NPPES registry on October 11, 2006.

Where is Jennifer Twardzik located?

Jennifer Twardzik practices at 4 W Roosevelt Blvd Ste 11, Marmora, NJ 08223. The listed phone number is (609) 814-9550.

What is Jennifer Twardzik's specialty?

The primary specialty registered for this NPI is Internal Medicine with taxonomy code 207R00000X.

Is Jennifer Twardzik enrolled in Medicare?

Yes. Jennifer Twardzik 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 Jennifer Twardzik's services?

According to the CMS Revalidation Reassignment List (October 2026 release), Jennifer Twardzik reassigns Medicare benefits to 2 organizations: Shore Memorial Physicians Group PC (Somers Point, NJ) and Atlanticare Physician Group PA (Egg Harbor Township, NJ). 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 Jennifer Twardzik's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.

What insurance does Jennifer Twardzik accept?

Health plans from Ambetter Health, Ambetter Health of Delaware and Oscar Health list Jennifer Twardzik 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 Jennifer Twardzik affiliated with any hospitals?

According to CMS data, Jennifer Twardzik is affiliated with Shore Medical Center.

When was this NPI record last updated?

The NPPES record for Jennifer Twardzik was last updated on March 5, 2026. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 7 months 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.