MARY-JENNELLE GUEVARA
NPI 1225397268
Nurse Practitioner - Acute Care in Park Ridge, IL

Q: What is Mary-jennelle Guevara's NPI number?

The NPI number for Mary-jennelle Guevara is 1225397268. It was assigned to this individual provider in the NPPES registry on May 11, 2012.

Q: What is Mary-jennelle Guevara's specialty?

The primary specialty registered for this NPI is Nurse Practitioner, specializing in Acute Care, with taxonomy code 363LA2100X.

Active since May 11, 2012PECOS EnrolledAccepts Medicare Assignment

1875 DEMPSTER ST, SUITE 180, PARK RIDGE, IL 60068(847) 897-9010 Get Directions Write a Review

NPPES record last updated: February 19, 2015. Verified against the NPPES registry weekly; last sync: October 18, 2026.

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About Mary-jennelle Guevara NPPES

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

MARY-JENNELLE GUEVARA (NPI 1225397268) is an individual acute care provider in Park Ridge, Illinois, licensed in Illinois (209009523) and active in the NPI registry since May 2012. She is enrolled in Medicare PECOS and is a graduate of University Of Illinois College Of Med (chi/peor/rock/chm-urb) (2011).

NPPES Registry Identity

NPI1225397268

Entity TypeIndividualFemale

Primary Taxonomy363LA2100X

Provider Legal NameMARY-JENNELLE GUEVARA

Location Address1875 DEMPSTER ST, SUITE 180Park Ridge, IL 60068-1186

Mailing Address1875 Dempster St, Suite 180Park Ridge, IL 60068-1186

Phone(847) 897-9010

Sole ProprietorYes

Medical School CMSUniversity Of Illinois College Of Med (chi/peor/rock/chm-urb)Graduated 2011

Enumeration DateMay 11, 2012

Last NPPES UpdateFebruary 19, 2015

✔ NPI 1225397268 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyNurse Practitioner · Acute CarePhysician Assistants & Advanced Practice Nursing Providers

Taxonomy Code363LA2100X

License✔ Licensed in IL · 209009523

1875 DEMPSTER ST, Park Ridge, IL 60068

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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

Mary-jennelle Guevara 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 ID4789931817

PECOS Enrollment IDI20210104002202

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 Mary-jennelle Guevara reassigns Medicare billing to 7 organizations. Each organization bills Medicare for the services this provider delivers there; the nearest is listed first.

Prima Medical Practices Inc

Same address

Family Medicine

1875 DEMPSTER ST STE 110
Park Ridge, IL 60068

Reassigned Medicare billing, Illinois enrollment
5 clinicians in this Medicare group

NPI 1295332104 (847) 897-9010

Advanced Medical Practices Sc

Same address

Internal Medicine

1875 DEMPSTER ST
Park Ridge, IL 60068

Reassigned Medicare billing, Illinois enrollment
5 clinicians in this Medicare group

NPI 1629266788 (847) 897-9010

Geri Care Ltd

0.2 mi

Family Medicine

1600 W DEMPSTER ST, STE 120
Park Ridge, IL 60068

Reassigned Medicare billing, Illinois enrollment
12 clinicians in this Medicare group

NPI 1629000732 (847) 299-7888

Kirill Zhadovich, M.D., S.C.

2.0 mi

Primary Care

7900 N MILWAUKEE AVE, SUITE 2-24
Niles, IL 60714

Reassigned Medicare billing, Illinois enrollment
9 clinicians in this Medicare group

NPI 1659556546 (847) 825-0800

Merchant Adams LLC

2.7 mi

Nurse Practitioner

824 S CLIFTON AVE
Park Ridge, IL 60068

Reassigned Medicare billing, Illinois enrollment
5 clinicians in this Medicare group

NPI 1437731478 (773) 896-4000

Top Medical Consultants PC

3.4 mi

Internal Medicine

4712 LAUREL AVE
Glenview, IL 60025

Reassigned Medicare billing, Illinois enrollment
48 clinicians in this Medicare group

NPI 1194497941 (847) 786-8336

Bluehealth Medical LLC

8.9 mi

Nurse Practitioner

3210 N KILBOURN AVE UNIT 11
Chicago, IL 60641

Reassigned Medicare billing, Illinois enrollment

NPI 1417630229 (773) 951-0941

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 11

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 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.

1,066 services79 patients

Subsequent nursing facility care with moderate level of medical decision making, per day, if using time, at least 30 minutes 99309

483 services56 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.

320 services60 patients

Residence visit for established patient with high level of medical decision making, per day, if using time, at least 60 minutes 99350

An established patient home visit is a service where a healthcare professional visits a patient's home for a check-up or treatment. The visit typically lasts for about an hour. This service is especially beneficial for patients who may have difficulty traveling to a healthcare facility.

172 services21 patients

Residence visit for established patient with moderate level of medical decision making, per day, if using time, at least 40 minutes 99349

An established patient home visit is a medical appointment conducted at your home, typically lasting around 40 minutes. This service is ideal for patients who may find it difficult to travel to a healthcare facility. During this visit, a healthcare professional will evaluate your health status, manage your care, and answer any health-related questions you may have.

95 services14 patients

Subsequent nursing facility care with straightforward level of medical decision making, per day, if using time, 20 minutes or more 99308

27 services12 patients

Initial nursing facility care with high level of medical decision making, per day, if using time, 50 minutes or more 99306

An initial nursing facility visit is your first meeting with your healthcare team at a nursing facility. Lasting typically 45 minutes, this appointment involves a comprehensive health assessment and the creation of your personalized care plan. It's a crucial step to ensure your health and well-being.

24 services22 patients

Residence visit for new patient with high level of medical decision making, per day, if using time, at least 75 minutes 99345

A new patient home visit is a comprehensive 75-minute appointment conducted at your home. The healthcare professional will assess your health, discuss any concerns, and create a personalized care plan. It's convenient, comfortable, and tailored to your specific needs.

18 services18 patients

Advance care planning, first 30 minutes 99497

Advance care planning is a process where you discuss your healthcare preferences with your doctor. This conversation, lasting up to 30 minutes, helps ensure your wishes are respected if you're unable to communicate them in the future. It's about your care, your way.

18 services17 patients

Nursing facility discharge management, more than 30 minutes 99316

Nursing facility discharge management over 30 minutes is a comprehensive process where a healthcare team prepares you for leaving the facility. It involves creating a tailored plan, coordinating care, and ensuring a smooth transition to your next care setting.

14 services14 patients

Subsequent nursing facility care with high level of medical decision making, per day, if using time, at least 45 minutes 99310

A follow-up nursing facility visit is a routine check-up that typically lasts about 35 minutes. During this visit, your health status is evaluated, any changes in your condition are noted, and necessary adjustments to your care plan are made. It's an essential part of maintaining your health.

11 services11 patients

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 60068 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

$94.06 typical visit price

range $60.08 – $183.39

Typical copayment $23.51 (range $15.02 – $45.84)

Most-billed visit code 99203

Established Patient

$105.70 typical visit price

range $18.97 – $148.12

Typical copayment $26.42 (range $4.74 – $37.03)

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

2 suppliers13 claims13 services$15.11 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

2 suppliers13 claims13 services$62.34 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.

AMY MINER APN-CNP

Nurse Practitioner (Family)

1875 DEMPSTER ST
PARK RIDGE, IL 60068

Cook County (844) 725-5238

DR. MANOJ SHAH MD

Surgery

1875 DEMPSTER ST, SUITE 280
PARK RIDGE, IL 60068

Cook County (847) 318-9071

DR. MICHAEL LAYLAND MD

Otolaryngology (Otolaryngology/Facial Plastic Surgery)

1875 DEMPSTER ST, STE 301
PARK RIDGE, IL 60068

Cook County (847) 685-1000

BRIAN PETER MCCULLOCH M.D.

Obstetrics & Gynecology (Maternal & Fetal Medicine)

1875 DEMPSTER ST, SUITE 325
PARK RIDGE, IL 60068

Cook County (847) 723-8610

DR. DAVID P TOJO MD

Otolaryngology (Otolaryngology/Facial Plastic Surgery)

1875 DEMPSTER ST, STE 301
PARK RIDGE, IL 60068

Cook County (847) 685-1000

ANDREA MAGYAR GADSON MPT

Physical Therapist (Sports)

1875 DEMPSTER ST
PARK RIDGE, IL 60068

Cook County (847) 723-7856

MR. JAN R DELARIMAN O.T.

Occupational Therapist (Hand)

1875 DEMPSTER ST, SUITE G10
PARK RIDGE, IL 60068

Cook County (847) 723-7059

ILLINOIS UROGYNECOLOGY, LTD.

Obstetrics & Gynecology (Urogynecology and Reconstructive Pelvic Surgery)

1875 DEMPSTER ST, SUITE 665
PARK RIDGE, IL 60068

Cook County (847) 825-1590

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 Mary-jennelle Guevara's NPI number?

The NPI number for Mary-jennelle Guevara is 1225397268. It was assigned to this individual provider in the NPPES registry on May 11, 2012.

Where is Mary-jennelle Guevara located?

Mary-jennelle Guevara practices at 1875 Dempster St Suite 180, Park Ridge, IL 60068. The listed phone number is (847) 897-9010.

What is Mary-jennelle Guevara's specialty?

The primary specialty registered for this NPI is Nurse Practitioner, specializing in Acute Care, with taxonomy code 363LA2100X.

Is Mary-jennelle Guevara enrolled in Medicare?

Yes. Mary-jennelle Guevara 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 Mary-jennelle Guevara's services?

According to the CMS Revalidation Reassignment List (October 2026 release), Mary-jennelle Guevara reassigns Medicare benefits to 7 organizations: Prima Medical Practices Inc (Park Ridge, IL), Advanced Medical Practices Sc (Park Ridge, IL), Geri Care Ltd (Park Ridge, IL), Kirill Zhadovich, M.D., S.C. (Niles, IL), Merchant Adams LLC (Park Ridge, IL) 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 Mary-jennelle Guevara's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.

When was this NPI record last updated?

The NPPES record for Mary-jennelle Guevara was last updated on February 19, 2015. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 11 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.