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MRS. TIFFANY JESSICA DIAZ M.D.
NPI 1730403387
Family Medicine in Schaumburg, IL

Active since March 24, 2010PECOS EnrolledAccepts Medicare Assignment
25 E SCHAUMBURG RD, SUITE 200, SCHAUMBURG, IL 60194(847) 985-9390 Get Directions Write a Review

NPPES record last updated: April 1, 2021. Verified against the NPPES registry weekly; last sync: July 19, 2026.

About Mrs. Tiffany Jessica Diaz M.d. NPPES

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

MRS. TIFFANY JESSICA DIAZ M.D. (NPI 1730403387) is an individual family medicine provider in Schaumburg, Illinois, licensed in Illinois (036.131493) and active in the NPI registry since March 2010. She is enrolled in Medicare PECOS, is affiliated with Northwest Community Hospital 1, and is a graduate of University Of Illinois College Of Med (chi/peor/rock/chm-urb) (2010).

NPPES Registry Identity

NPI1730403387
Entity TypeIndividualFemale
Primary Taxonomy207Q00000X
Provider Legal NameMRS. TIFFANY JESSICA DIAZCredential: M.D.
Location Address25 E SCHAUMBURG RD, SUITE 200Schaumburg, IL 60194-3550
Mailing Address25 E Schaumburg Rd, Suite 200Schaumburg, IL 60194-3550
Phone(847) 985-9390
Sole ProprietorNo
Medical School CMSUniversity Of Illinois College Of Med (chi/peor/rock/chm-urb)Graduated 2010
Enumeration DateMarch 24, 2010
Last NPPES UpdateApril 1, 2021
NPPES CertifiedApril 1, 2021
✔ NPI 1730403387 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses 2

★ Primary SpecialtyFamily MedicineAllopathic & Osteopathic Physicians
Taxonomy Code207Q00000X
License✔ Licensed in IL · 036.131493
Definition

Family Medicine is the medical specialty which is concerned with the total health care of the individual and the family. It is the specialty in breadth which integrates the biological, clinical, and behavioral sciences. The scope of family medicine is not limited by age, sex, organ system, or disease entity.

Also ListedStudent in an Organized Health Care Education/Training ProgramTaxonomy 390200000X
25 E SCHAUMBURG RD, Schaumburg, IL 60194
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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

Mrs. Tiffany Jessica Diaz M.d. 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 ID4789825712
PECOS Enrollment IDI20130802000192
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.

Areas of Expertise CMS Part B claims 10

Services this provider delivered to Medicare fee-for-service patients, from the 2024 & 2026 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, 30-39 minutes 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.
292 services167 patients
Annual wellness visit, includes a personalized prevention plan of service (pps), subsequent visit G0439
An annual wellness visit is a yearly appointment with your primary care provider to create or update a personalized prevention plan. This plan helps prevent illness based on your current health and risk factors. It's a subsequent visit, meaning it follows an initial assessment.
114 services114 patients
Established patient office or other outpatient visit, 20-29 minutes 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.
41 services35 patients
Insertion of needle into vein for collection of blood sample 36415
This procedure involves inserting a small needle into a vein, typically in your arm, to collect a blood sample. It's a quick and simple process to help diagnose or monitor health conditions. You may feel a small prick, but discomfort is minimal.
32 services31 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.
20 services18 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.
19 services19 patients

Hospital Affiliations CMS Care Compare 3

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

Northwest Community Hospital 1

Acute Care Hospitals · Arlington Heights, IL
4/5 CMS rating
OwnershipVoluntary non-profit - Private
CMS Certification Number140252
Location800 W Central RoadArlington Heights, IL 60005 · Cook County
Emergency services Birthing friendly

Alexian Brothers Medical Center 1

Acute Care Hospitals · Elk Grove Village, IL
5/5 CMS rating
OwnershipVoluntary non-profit - Private
CMS Certification Number140258
Location800 Biesterfield RdElk Grove Village, IL 60007 · Cook County
Emergency services Birthing friendly

St Alexius Medical Center

Acute Care Hospitals · Hoffman Estates, IL
4/5 CMS rating
OwnershipVoluntary non-profit - Church
CMS Certification Number140290
Location1555 N Barrington RdHoffman Estates, IL 60169 · Cook County
Emergency services Birthing friendly

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 60194 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

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 suppliers22 claims46 services$4.88 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 16

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

COURTNEY MICKELSON PA-C
Physician Assistant
25 E SCHAUMBURG RD, SUITE 200
SCHAUMBURG, IL 60194
Cook County (847) 985-9390
DR. CHERYL WRIGHT HAZEK PSY.D., LCSW
Social Worker (Clinical)
25 E SCHAUMBURG RD, SUITE 106
SCHAUMBURG, IL 60194
Cook County (847) 230-3771
STEPHANNEE R STANDEFER LPC
Counselor (Mental Health)
25 E SCHAUMBURG RD, SUITE 106
SCHAUMBURG, IL 60194
Cook County (847) 981-3514
JAIMEE MCMULLEN
Counselor (Professional)
25 E SCHAUMBURG RD, SUITE 106
SCHAUMBURG, IL 60194
Cook County (847) 981-3514
SARAH GOEDJEN MA
Counselor (Mental Health)
25 E SCHAUMBURG RD, SUITE 106
SCHAUMBURG, IL 60194
Cook County (847) 981-3514
JENNIFER JARRIN
Counselor (Professional)
25 E SCHAUMBURG RD
SCHAUMBURG, IL 60194
Cook County (847) 230-3780
KATHERINE MARIE WIX LPC
Counselor
25 E SCHAUMBURG RD, SUITE 106
SCHAUMBURG, IL 60194
Cook County (847) 981-3514
JENNY MANTIS LCSW
Social Worker (Clinical)
25 E SCHAUMBURG RD, SUITE 106
SCHAUMBURG, IL 60194
Cook County (847) 981-3514

Frequently Asked Questions

What is Tiffany Diaz's NPI number?

The NPI number assigned to this healthcare provider is 1730403387, enumerated as an "individual" on March 24, 2010.

Where is the provider located?

The provider is located at 25 E SCHAUMBURG RD SUITE 200 SCHAUMBURG, IL 60194 and the phone number is (847) 985-9390.

What is the provider's specialty?

Family Medicine with taxonomy code 207Q00000X.

Is Tiffany Diaz affiliated with any hospitals?

Tiffany Diaz is affiliated with: NORTHWEST COMMUNITY HOSPITAL 1, ALEXIAN BROTHERS MEDICAL CENTER 1 and ST ALEXIUS MEDICAL CENTER.