MRS. MARISSA K NEWTOFF M.S.N., ACNP-BC
NPI 1740519552
Nurse Practitioner - Acute Care in Oak Lawn, IL

NPI Status: Active since December 08, 2009

Contact Information

4400 W 95TH ST STE 308
OAK LAWN, IL
ZIP 60453
Phone: (708) 346-4040
Fax: (708) 346-3287

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  • Individual
  • Female
  • Years of Experience 17
  • Nurse Practitioner
  • Acute Care
  • Accepts Insurance
  • Accepts Medicare Approved Payment
  • PECOS Enrolled

About MARISSA NEWTOFF

This page provides the complete NPI Profile along with additional information for Marissa Newtoff, a provider established in Oak Lawn, Illinois with a medical specialization in Nurse Practitioner, focusing in acute care and more than 17 years of experience. The healthcare provider is registered in the NPI registry with number 1740519552 assigned on December 2009. The practitioner's primary taxonomy code is 363LA2100X with license number 209.007871 (IL). The provider is registered as an individual and her NPI record was last updated 4 years ago.

NPI
1740519552
Provider Name
MRS. MARISSA K NEWTOFF M.S.N., ACNP-BC
Other Name
MS. MARISSA K ANDERSON M.S.N., ACNP-BC
Other Name Type
Former Name (1)
Gender
Female
Entity Type
Individual
Location Address
4400 W 95TH ST STE 308 OAK LAWN, IL 60453
Location Phone
(708) 346-4040
Location Fax
(708) 346-3287
Mailing Address
4400 W 95TH ST STE 308 OAK LAWN, IL 60453
Mailing Phone
(087) 346-4040
Mailing Fax
(708) 346-3287
Medical School Name
OTHER
Graduation Year
2009
Is Sole Proprietor?
Yes
Enumeration Date
12-08-2009
Last Update Date
12-15-2021
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A nurse practitioner (NP) like Marissa Newtoff is an experienced registered nurse with a master’s or doctoral degree and advanced clinical training. Nurse practitioners can work in many different specialties including primary care, pediatrics, cardiology, emergency, women’s health, oncology or geriatrics. Nurse practitioners provide services like physical exams, order laboratory tests, manage diseases, write prescriptions, etc.

Location Map

Specialty - Primary Taxonomy

The NPI enumerator requires providers to submit at least one taxonomy code. A taxonomy code is a unique 10-character code that describes the healthcare provider type, classification, and the area of specialization. There could be only one primary taxonomy code per NPI record. For individual NPIs the license data is associated to the taxonomy code.

Classification

Nurse Practitioner Acute Care

Taxonomy Code
363LA2100X
Type
Physician Assistants & Advanced Practice Nursing Providers
License No.
209.007871
License State
IL

Insurance Plans Accepted

According to publicly available information the provider might be accepting the following health plans from these health insurance companies:

  • Blue Choice Preferred Bronze PPO? 201 - PPO
  • Blue Choice Preferred Bronze PPO? 701 - PPO
  • Blue Choice Preferred Bronze PPO? Standard - Select Rx Copays - PPO
  • Blue Choice Preferred Gold PPO? 204 - PPO
  • Blue Choice Preferred Gold PPO? 901 - PPO
  • Blue Choice Preferred Gold PPO? Standard - Rx Copays - PPO
  • Blue Choice Preferred Security PPO? 200 - PPO
  • Blue Choice Preferred Silver PPO? 203 - PPO
  • Blue Choice Preferred Silver PPO? 801 - PPO
  • Blue Choice Preferred Silver PPO? Standard - Select Rx Copays - PPO
  • Blue Precision Bronze HMO? 205 - HMO
  • Blue Precision Bronze HMO? 701 - HMO
  • Blue Precision Bronze HMO? Standard - Select Rx Copays - HMO
  • Blue Precision Gold HMO? 207 - HMO
  • Blue Precision Gold HMO? 703 - HMO
  • Blue Precision Gold HMO? Standard - Rx Copays - HMO
  • Blue Precision Silver HMO? 206 - HMO
  • Blue Precision Silver HMO? 704 - HMO
  • Blue Precision Silver HMO? Standard - Select Rx Copays - HMO
  • BlueCare Direct Bronze? Standard - Select Rx Copays with Advocate - HMO
  • UHC Bronze Copay Focus (No Referrals) - HMO
  • UHC Bronze Standard (No Referrals) - HMO
  • UHC Bronze Value (Rx Copay, No Referrals) - HMO
  • UHC Bronze Value+ (Rx Copay, Dental + Vision, No Referrals) - HMO
  • UHC Gold Advantage (No Referrals) - HMO
  • UHC Gold Advantage+ (Dental + Vision, No Referrals) - HMO
  • UHC Gold Copay Focus (No Referrals) - HMO
  • UHC Gold Standard (Rx Copay, No Referrals) - HMO
  • UHC Silver Advantage (Rx Copay, No Referrals) - HMO
  • UHC Silver Advantage+ (Rx Copay, Dental + Vision, No Referrals) - HMO
  • UHC Silver Copay Focus (No Referrals) - HMO
  • UHC Silver Standard (No Referrals) - HMO
  • UHC Silver Standard+ (Dental + Vision, No Referrals) - HMO

*Please verify directly with this provider to make sure your insurance plan is currently accepted.

Medicare Participation & PECOS Enrollment Status

Marissa Newtoff is registered with Medicare and accepts claims assignment, this means the provider accepts the approved amount for the cost of rendered services as full payment. Participating providers may not charge beneficiaries more than the approved amount for their services. Please keep in mind that beneficiaries still have to pay a coinsurance or copayment amount for a visit or service.

Marissa Newtoff is enrolled in PECOS and is eligible to order or refer health care services for Medicare patients. The provider is eligible to order or refer: Part B Clinical Laboratory and Imaging, Durable Medical Equipment (DME), a Home Health Agency (HHA) and Power Mobility Devices.

What is PECOS?
PECOS is the online Medicare enrollment management system or Provider, Enrollment, Chain and Ownership System. The PECOS system is a database of providers who have registered with CMS as providers or suppliers. PECOS is the primary source of information about verified Medicare professionals. Providers that want to participate in this program need to enroll in PECOS with their NPI number to avoid denied claims.

  • Is the provider registered in PECOS? Yes

  • PECOS PAC ID: 2567764517

    What is the PECOS Associate Control ID?
    A PAC ID is a unique 10-digit number assigned to an individual or organization healthcare provider in PECOS. The PAC ID is used to link together all the provider information, like tax identification numbers and organizational names. A PAC ID can be connected to multiple Enrollment IDs if an individual or organization has enrolled in PECOS more than once.

  • PECOS Enrollment ID: I20160107001139

    What is the Provider Enrollment ID?
    The Enrollment ID is a unique alphanumeric 15-digit code assigned to each new provider's PECOS enrollment application. The Enrollment ID is used to link together all the provider enrollment information like enrollment type, state, provider specialty, and reassignment of benefits.

  • Accepts Medicare Assignment? Yes

    What does it mean "accepts medicare assignment"?
    When a provider accepts Medicare assignment, the provider agrees to be paid directly by Medicare and to accept the payment amount approved by Medicare. Additionally, the provider agrees to not bill patients for more than the Medicare deductible and coinsurance amounts.
    A provider who doesn't accept assignment may charge you up to 15% over the Medicare-approved amount. This is known as the limiting charge. You may have to pay this amount, or it may be covered by another insurer.

  • Eligible to Order or Refer Part B Clinical Laboratory and Imaging: Yes

  • Eligible to Order or Refer Durable Medical Equipment (DMEPOS): Yes

  • Eligible to Order or Refer a Home Health Agency (HHA): Yes

  • Eligible to Order or Refer Power Mobility Devices: Yes

Areas of Expertise

The following services and procedures, recently provided to Medicare patients, illustrate the range of care this provider offers. This list reflects the variety of services available to all patients visiting the practice and is based on 2022 Medicare dataset. In general, the more frequently a provider treats specific conditions or performs particular procedures, the more experienced they become in addressing similar patient needs. The provider has delivered many of the services listed below to Medicare patients. Please note that this list does not include services provided to patients who are not covered by Medicare.

Established patient office or other outpatient visit, 40-54 minutes

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.

This service was performed 15 times for 14 patients

New patient office or other outpatient visit, 45-59 minutes

This is a first-time office or outpatient visit lasting between 45-59 minutes. The healthcare provider evaluates your health, discusses your medical history, and may suggest further tests or treatments. It's an opportunity to ask questions and understand your health better.

This service was performed 31 times for 31 patients

New patient office or other outpatient visit, 60-74 minutes

This is a first-time patient visit where a healthcare professional spends 60-74 minutes with you. It involves a comprehensive evaluation, including your medical history and current health condition. They'll also advise on preventive health measures and formulate a treatment plan if needed.

This service was performed 36 times for 36 patients

New patient office or other outpatient visit, 60-74 minutes

This is a first-time patient visit where a healthcare professional spends 60-74 minutes with you. It involves a comprehensive evaluation, including your medical history and current health condition. They'll also advise on preventive health measures and formulate a treatment plan if needed.

This service was performed 30 times for 30 patients

Physician Visit Costs



The typical physician office visit costs for Medicare beneficiaries in this area are: $23.51 for a new patient copayment and $26.42 for an established patient copayment.

The pricing information below displays the copayment minimum, maximum and average amount that patients under Medicare are charged when visiting this provider as a new or established patient. Please keep in mind that these prices are just for reference purposes, and the actual prices charged by the provider might be different.

For patients covered under private health plans the prices below are also useful as healthcare pricing for private insurance is usually established as a function of Medicare prices. Private insurance covered patients should check their individual plans to determine the exact pricing.

The prices below reflect the costs for new and established patients in the 60453 ZIP code area.

New Patients Visit Costs *

The most utilized procedure code for new patients office visits is 99203

  • Average New Patient Price $94.06
  • Minimum New Patient Price $60.08
  • Maximum New Patient Price $183.39
  • Average New Patient Copayment $23.51
  • Minimum New Patient Copayment $15.02
  • Maximum New Patient Copayment $45.84

Established Patients Visit Costs *

The most utilized procedure code for established patients office visits is 99214

  • Average Established Patient Price $105.7
  • Minimum Established Patient Price $18.97
  • Maximum Established Patient Price $148.12
  • Average Established Patient Copayment $26.42
  • Minimum Established Patient Copayment $4.74
  • Maximum Established Patient Copayment $37.03

* The physician office visit costs information is generated by statistical analysis of similar providers in the same geographical area. The pricing information above IS NOT the amount charged by this provider.

Find Provider Hospital Affiliations - Privileges

Doctors and physicians must apply for hospital privileges to treat patients at hospitals. Find out if your doctor has privileges to practice at your preferred hospital by using the hospital affiliation information below based on recent medical claims.

Hospital affiliation is identified through self-reporting data, inpatient, outpatient, physician and ancillary service claims linked by the medical claims NPI number and place of service code. Additionally, to further determine provider hospital affiliation the clinician must have provided services to at least three patients on three different dates in the last 12 months. Marissa Newtoff is affiliated with the following medical facilities:

Hospital Name Address Phone Hospital Type Overall Rating
ADVOCATE CHRIST HOSPITAL & MEDICAL CENTER4440 W 95TH STREET
OAK LAWN, IL 60453
(708) 684-8000Acute Care Hospitals
SILVER CROSS HOSPITAL AND MEDICAL CENTERS1900 SILVER CROSS BLVD
NEW LENOX, IL 60451
(815) 300-1100Acute Care Hospitals

Reviews for MRS. MARISSA K NEWTOFF M.S.N., ACNP-BC

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NPI Validation Check Digit Calculation


The following table explains the step by step NPI number validation process using the ISO standard Luhn algorithm.

Start with the original NPI number, the last digit is the check digit and is not used in the calculation.
1740519552
Step 1: Double the value of the alternate digits, beginning with the rightmost digit.
278010118510
Step 2: Add all the doubled and unaffected individual digits from step 1 plus the constant number 24.
2 + 7 + 8 + 0 + 1 + 0 + 1 + 1 + 8 + 5 + 1 + 0 + 24 = 58
Step 3: Subtract the total obtained in step 2 from the next higher number ending in zero, the result is the check digit.
60 - 58 = 22

The NPI number 1740519552 is valid because the calculated check digit 2 using the Luhn validation algorithm matches the last digit of the original NPI number.

Other Providers at the Same Location


The following 20 providers are registered at the same or nearby location.

NPI Name / Type Taxonomy Address
1548769466 LAURA BERGQUIST CST/CSFA
Individual
Specialist/Technologist, Other (Surgical Assistant)4400 W 95TH ST STE 308
OAK LAWN, IL 60453
(708) 346-4040
1891208617 JENIFER K WONG-YU PA-C
Individual
Physician Assistant (Surgical)4400 W 95TH ST STE 308
OAK LAWN, IL 60453
(708) 346-4040
1679054696MR. TRAVIS MONTGOMERY RNFA
Individual
Specialist/Technologist, Other (Surgical Assistant)4400 W 95TH ST STE 308
OAK LAWN, IL 60453
(708) 346-4040
1336805092 ELIZABETH ALBERICO CSFA
Individual
Specialist/Technologist, Other (Surgical Assistant)4400 W 95TH ST STE 308
OAK LAWN, IL 60453
(708) 346-4040
1124069778MRS. ANNIE AUN WEI PAUWAA PA-C
Individual
Physician Assistant (Surgical)4400 W 95TH ST STE 308
OAK LAWN, IL 60453
(708) 346-4040
1235410796DR. DAVID R. STERN MD
Individual
Thoracic Surgery (Cardiothoracic Vascular Surgery)4400 W 95TH ST STE 308
OAK LAWN, IL 60453
(708) 346-4040
1265427942DR. PATROKLOS STEVEN PAPPAS M.D.
Individual
Thoracic Surgery (Cardiothoracic Vascular Surgery)4400 W 95TH ST STE 308
OAK LAWN, IL 60453
(708) 346-4040
1295155646 CHRISTINA M CARABALLO PA-C
Individual
Physician Assistant (Surgical)4400 W 95TH ST STE 308
OAK LAWN, IL 60453
(708) 346-4040
1407145584DR. DEVANG JITENDRA JOSHI M.D.
Individual
Thoracic Surgery (Cardiothoracic Vascular Surgery)4400 W 95TH ST STE 308
OAK LAWN, IL 60453
(708) 346-4040
1427043017 MICHAEL W FRANK MD
Individual
Thoracic Surgery (Cardiothoracic Vascular Surgery)4400 W 95TH ST STE 308
OAK LAWN, IL 60453
(708) 346-4040
1437159142DR. PHILIP JOSEPH ALEXANDER M.D.
Individual
Thoracic Surgery (Cardiothoracic Vascular Surgery)4400 W 95TH ST STE 308
OAK LAWN, IL 60453
(708) 346-4040
1477548170DR. ANTONE JOHN TATOOLES M.D.
Individual
Thoracic Surgery (Cardiothoracic Vascular Surgery)4400 W 95TH ST STE 308
OAK LAWN, IL 60453
(708) 346-4040
1477871705DR. ASIF K MUSTAFA M.D.-PH.D.
Individual
Thoracic Surgery (Cardiothoracic Vascular Surgery)4400 W 95TH ST STE 308
OAK LAWN, IL 60453
(708) 346-4040
1629524251 STEVEN COLLINS PA-C
Individual
Physician Assistant (Surgical)4400 W 95TH ST STE 308
OAK LAWN, IL 60453
(708) 346-4044
1720132210DR. EIAS E JWEIED MD, PHD
Individual
Thoracic Surgery (Cardiothoracic Vascular Surgery)4400 W 95TH ST STE 308
OAK LAWN, IL 60453
(708) 346-4040
1780670141MRS. DIANA MURCIA EVANS PA-C
Individual
Physician Assistant (Surgical)4400 W 95TH ST STE 308
OAK LAWN, IL 60453
(708) 346-4040
1831157999DR. HENRY JAMES SULLIVAN M.D.
Individual
Thoracic Surgery (Cardiothoracic Vascular Surgery)4400 W 95TH ST STE 308
OAK LAWN, IL 60453
(708) 346-4040
1942533070DR. CHADRICK ANTONY CROSS M.D.
Individual
Thoracic Surgery (Cardiothoracic Vascular Surgery)4400 W 95TH ST STE 308
OAK LAWN, IL 60453
(708) 346-4040
1699436949 VICTORIA GUGALA PA-C
Individual
Physician Assistant4400 W 95TH ST STE 308
OAK LAWN, IL 60453
(708) 346-4040
1669107744 ANNE L. SIWINSKI APN
Individual
Nurse Practitioner (Gerontology)4400 W 95TH ST STE 308
OAK LAWN, IL 60453
(708) 346-4040

Frequently Asked Questions

The NPI number assigned to this healthcare provider is 1740519552, enumerated in the NPI registry as an "individual" on December 08, 2009

The provider is located at 4400 W 95th St Ste 308 Oak Lawn, Il 60453 and the phone number is (708) 346-4040

The provider's speciality is Nurse Practitioner with taxonomy code 363LA2100X with a focus in Acute Care

The provider has more than 17 years of experience.

The provider might be accepting Accepts: Blue Cross and Blue Shield of Illinois and. Please consult your insurance carrier or call the provider to make sure your health plan is currently accepted.

Yes, as of June 20, 2025 the provider is registered in PECOS and is eligible to order health care services or supplies for Medicare patients. If you are a beneficiary the provider is eligible to order or refer: Part B Clinical Laboratory and Imaging, Durable Medical Equipment (DME), a Home Health Agency (HHA) and Power Mobility Devices.

Medicare beneficiaries should expect a typical cost of $94.06 with an average copayment of $23.51 for new patient appointments. Established patients should expect a typical charge of $105.7 and an average copayment of 26.42. Please review your insurance plan or contact the provider directly to determine your specific costs.

The most common procedures or services performed by this practitioner are: Established patient office or other outpatient visit, 40-54 minutes, New patient office or other outpatient visit, 45-59 minutes, New patient office or other outpatient visit, 60-74 minutes and New patient office or other outpatient visit, 60-74 minutes.

The practitioner is affiliated to the following hospital(s): ADVOCATE CHRIST HOSPITAL & MEDICAL CENTER and SILVER CROSS HOSPITAL AND MEDICAL CENTERS. Hospital affiliations are identified through self-reporting data and service claims based on the place of service.

This NPI record was last updated on December 08, 2009. To officially update your NPI information contact the National Plan and Provider Enumeration System (NPPES) at 1-800-465-3203 (NPI Toll-Free) or by email at [email protected].
NPI Profile data is regularly updated with the latest NPI registry information, if you would like to update or remove your NPI Profile in this website please contact us.