MRS. NAZNEEN AHMED MD
NPI 1215926621
Internal Medicine in Bloomingdale, IL

Active since October 18, 2005PECOS EnrolledAccepts Medicare Assignment
233 S GARY AVE, BLOOMINGDALE, IL 60108(630) 924-4009(630) 924-9671 Get Directions Write a Review

NPPES record last updated: November 4, 2025. Verified against the NPPES registry weekly; last sync: July 26, 2026.

Record update history: Nov 4, 2025, Nov 4, 2020 (2 updates tracked since 2020).

About Mrs. Nazneen Ahmed Md NPPES

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

MRS. NAZNEEN AHMED MD (NPI 1215926621) is an individual internal medicine provider in Bloomingdale, Illinois, licensed in Illinois (036-098865) and active in the NPI registry since October 2005. She is enrolled in Medicare PECOS, is affiliated with Advocate Sherman Hospital, and is a graduate of University Of Toledo College Of Medicine (1995).

NPPES Registry Identity

NPI1215926621
Entity TypeIndividualFemale
Primary Taxonomy207R00000X
Provider Legal NameMRS. NAZNEEN AHMEDCredential: MD
Location Address233 S GARY AVEBloomingdale, IL 60108-2213
Mailing Address233 S Gary AveBloomingdale, IL 60108-2213 · (630) 924-4009 · Fax (630) 924-9671
Fax(630) 924-9671
Sole ProprietorNo
Medical School CMSUniversity Of Toledo College Of MedicineGraduated 1995
Enumeration DateOctober 18, 2005
Last NPPES UpdateNovember 4, 20252 updates tracked since enumeration
NPPES CertifiedNovember 4, 2025
NPI 1215926621 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

Primary SpecialtyInternal MedicineAllopathic & Osteopathic Physicians
Taxonomy Code207R00000X
License Licensed in IL · 036-098865
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.

233 S GARY AVE, Bloomingdale, IL 60108

Other Identifiers 1

Medicaid036098865IL

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. Nazneen Ahmed Md 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 ID9638250335
PECOS Enrollment IDI20080119000128
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 21

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.
497 services237 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.
291 services205 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.
261 services194 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.
157 services155 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.
140 services140 patients
Hemoglobin a1c level 83036
Hemoglobin A1c (HbA1c) is a test that measures your average blood sugar level over the past 2-3 months. It's used to monitor how well diabetes is being controlled. High levels may indicate that your diabetes treatment plan needs adjustment.
108 services76 patients

Hospital Affiliations CMS Care Compare 5

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

Advocate Sherman Hospital

Acute Care Hospitals · Elgin, IL
4/5 CMS rating
OwnershipVoluntary non-profit - Private
CMS Certification Number140030
Location1425 North Randall RoadElgin, IL 60123 · Kane County
Emergency services Birthing friendly

Presence Saint Francis Hospital

Acute Care Hospitals · Evanston, IL
2/5 CMS rating
OwnershipVoluntary non-profit - Church
CMS Certification Number140080
Location355 Ridge AveEvanston, IL 60202 · Cook County
Emergency services

Northwestern Medicine Mchenry

Acute Care Hospitals · Mchenry, IL
5/5 CMS rating
OwnershipVoluntary non-profit - Other
CMS Certification Number140116
Location4201 Medical Center DriveMchenry, IL 60050 · Mc Henry County
Emergency services Birthing friendly

Presence Saint Joseph Hospital - Elgin

Acute Care Hospitals · Elgin, IL
3/5 CMS rating
OwnershipVoluntary non-profit - Church
CMS Certification Number140217
Location77 N Airlite StreetElgin, IL 60123 · Kane County
Emergency services

Northwestern Medicine Central Dupage Hospital

Acute Care Hospitals · Winfield, IL
5/5 CMS rating
OwnershipVoluntary non-profit - Private
CMS Certification Number140242
Location25 North Winfield RoadWinfield, IL 60190 · Du Page County
Emergency services Birthing friendly

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 60108 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
$137.43 typical visit price
range $59.81 – $181.38
Typical copayment $34.35 (range $14.95 – $45.34)
Most-billed visit code 99204
Established Patient
$105.07 typical visit price
range $19.15 – $147.12
Typical copayment $26.26 (range $4.78 – $36.78)
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.

Medicare Quality Performance CMS QPP · MIPS

Performance in the CMS Quality Payment Program: the MIPS final score across four weighted categories, and the individual quality measures reported to Medicare.

Reported Quality Measures

Colorectal Cancer Screening
Percentage of adults 50-75 years of age who had appropriate screening for colorectal cancer
90%176 patients4/55-star benchmark: 100%
Diabetes: Eye Exam
Percentage of patients 18-75 years of age with diabetes who had a retinal or dilated eye exam by an eye care professional during the measurement period or a negative retinal exam (no evidence of retinopathy) in the 12 months prior to the measurement period
36%53 patients1/55-star benchmark: 100%
Pneumococcal Vaccination Status for Older Adults
Percentage of patients 65 years of age and older who have ever received a pneumococcal vaccine
83%265 patients4/55-star benchmark: 100%
Urinary Incontinence: Assessment of Presence or Absence of Urinary Incontinence in Women Aged 65 Years and Older
Percentage of female patients aged 65 years and older who were assessed for the presence or absence of urinary incontinence within 12 months
4%185 patients1/55-star benchmark: 100%
Providers report different measures because they deliver different services; reporting more or less information is not a reflection of quality. Star ratings appear only where CMS assigned them.

Referred Medical Equipment & Supplies CMS DME claims 3

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
18 suppliers56 claims166 services$5.20 avg. paid by Medicare
Lancets, per box of 100 A4259
DME-Medical/Surgical Supplies · category DA000N
9 suppliers22 claims26 services$0.79 avg. paid by Medicare
Budesonide, inhalation solution, fda-approved final product, non-compounded, administered through dme, unit dose form, up to 0.5 mg J7626
DME-Drugs Administered Through DME · category DG000N
1 supplier18 claims570 services$0.82 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 12

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

Physician Assistant
233 S GARY AVE
BLOOMINGDALE, IL 60108
Family Medicine
233 S GARY AVE
BLOOMINGDALE, IL 60108
Internal Medicine
233 S GARY AVE
BLOOMINGDALE, IL 60108
Nurse Practitioner
233 S GARY AVE
BLOOMINGDALE, IL 60108
Internal Medicine (Endocrinology, Diabetes & Metabolism)
233 S GARY AVE
BLOOMINGDALE, IL 60108
Internal Medicine (Endocrinology, Diabetes & Metabolism)
233 S GARY AVE
BLOOMINGDALE, IL 60108
Family Medicine
233 S GARY AVE
BLOOMINGDALE, IL 60108
Nurse Practitioner
233 S GARY AVE
BLOOMINGDALE, IL 60108

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 Nazneen Ahmed's NPI number?

The NPI number for Nazneen Ahmed is 1215926621. It was assigned to this individual provider in the NPPES registry on October 18, 2005.

Where is Nazneen Ahmed located?

Nazneen Ahmed practices at 233 S Gary Ave, Bloomingdale, IL 60108. The listed phone number is (630) 924-4009.

What is Nazneen Ahmed's specialty?

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

Is Nazneen Ahmed enrolled in Medicare?

Yes. Nazneen Ahmed 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.

Is Nazneen Ahmed affiliated with any hospitals?

According to CMS data, Nazneen Ahmed is affiliated with Advocate Sherman Hospital, Presence Saint Francis Hospital, Northwestern Medicine Mchenry, Presence Saint Joseph Hospital - Elgin and Northwestern Medicine Central Dupage Hospital.

When was this NPI record last updated?

The NPPES record for Nazneen Ahmed was last updated on November 4, 2025. NPI Profile syncs with the weekly NPPES data releases published by CMS.