Physician Profile
Brett J. Cassidy, MD
Unclaimed ProfileAbout Dr. Cassidy
Brett J. Cassidy, MD is a healthcare provider in Yorkville, IL specializing in obstetrics & gynecology. Brett trained at Emory University School of Medicine, graduating in 1998. Medicare claims data shows Brett provided 54 services to 48 patients. The services billed most often include new patient office or other outpatient visit with low level of medical decision making, if using time, 30 minutes or more and established patient office or other outpatient visit with low level od decision making, if using time, 20 minutes or more.
Summarised automatically from public NPI registry and CMS Medicare data. Not written or reviewed by this provider. Claim this profile to replace it.
Education & Training
Specialty
Credentials & Licensing
License numbers are what the provider reported to NPPES when the NPI was issued or updated. NPPES does not verify licensure; confirm current standing with the state licensing board.
Medicare information
Exactly as CMS reports it (National Downloadable File, Opt-Out Affidavits, Order & Referring). Not an insurance directory; confirm coverage with the office.
Contact Information
- (630) 553-3588
- Email not available
Practice Locations
654 W VETERANS PARKWAY SUITE A
Yorkville, IL 60560
Conditions Commonly Evaluated or Treated
Within Obstetrics and Gynecology generally. Availability varies by clinician, training and location — this profile has not been claimed, so nothing here is a personal claim by the provider.
Conditions
Most searched conditions
- Endometriosis
- Heavy periods
- Menopause
- PCOS
- Pregnancy
- Yeast infection
Infections and vulvovaginal conditions
- Bacterial vaginosis
- Genital herpes
- Genital warts
- Vulvodynia
Menstrual and hormonal
- Absent periods
- Genitourinary syndrome of menopause
- Painful periods
- Perimenopause
- Premenstrual syndrome
Pelvic pain and benign gynecology
- Chronic pelvic pain
- Ovarian cysts
- Painful intercourse
- Pelvic organ prolapse
- Urinary incontinence in women
- Uterine fibroids
Pregnancy
- Ectopic pregnancy
- Gestational diabetes
- Hyperemesis gravidarum
- Miscarriage
- Placenta previa
- Postpartum depression
- Preeclampsia
- Preterm labor
Cancer and precancer
- Abnormal cervical cells and cervical dysplasia
- Cervical cancer
- Endometrial cancer
- Endometrial hyperplasia
- Ovarian cancer
Contraception
- Birth Control Side Effects
Fertility
- Infertility
- Recurrent Miscarriages
Infections
- Chlamydia
- Pelvic Inflammatory Disease (PID)
Pregnancy Complications
- High-risk pregnancy
- Twins or triplets
Vaginal & Vulvar Health
- Abnormal vaginal discharge
Procedures & services
Most searched procedures
- C-section
- Hysterectomy
- IUD insertion
- Pap smear
- Ultrasound
Contraception and office treatment
- Contraceptive implant insertion and removal
- Diaphragm fitting
- Pessary fitting and management
Pregnancy and delivery
- External cephalic version
- Forceps- or vacuum-assisted delivery
- Prenatal care
- Vaginal childbirth
Preventive and diagnostic
- Colposcopy
- Endometrial biopsy
- Human papillomavirus testing
Birth Control
- IUD Removal
Contraception
- Birth control counseling
Diagnostic Procedures
- Amniocentesis
Fertility
- Egg freezing
- Intrauterine Insemination (IUI)
Hormone & Menopause
- Hormone Replacement Therapy (HRT) Consultation
Laparoscopic and adnexal surgery
- Gynecologic laparoscopy
- Ovarian cyst removal
- Ovary removal
Pelvic floor
- Pelvic organ prolapse surgery
- Sling surgery for stress incontinence
Postpartum Care
- Postpartum Checkup
Pregnancy & Prenatal
- Fetal Heart Rate Monitoring
- Prenatal genetic screening
Preventive Care
- Well-woman exam
Preventive Screening
- STI Screening Panel
Routine Exams
- Pelvic exam
Surgeries
- Endometriosis Excision Surgery
- Labia Reduction
- Tubal Ligation ("Tubes Tied")
Uterine and cervical procedures
- Cervical cone biopsy
- Dilation and curettage
- Endometrial ablation
- Hysteroscopy
- LEEP
- Myomectomy
Procedures Most Often Billed to Medicare
54 services · 48 patients · 2 distinct codes
| Procedure | Type | Code | Services | Compared with peers |
|---|---|---|---|---|
| New patient office or other outpatient visit with low level of medical decision making, if using time, 30 minutes or more | Office visit | 99203 |
28 | More often than most peers in OB-GYN |
| Established patient office or other outpatient visit with low level od decision making, if using time, 20 minutes or more | Office visit | 99213 |
26 | As often as other peers in OB-GYN |
Source: CMS Medicare public data. Shows how often procedures were billed — not quality of care or patient satisfaction.
Related providers
Connections drawn from the registry and from what providers have told us. A link here is not a referral or an endorsement.
Also at this address 4
Providers at the same street address. Each files their own registry entry, so a shared practice often appears under several different names.
Trained at Emory University School of Medicine 8
Other providers in the same specialty who trained at the same institution.
Class of 1998 at Emory University School of Medicine 8
Providers who graduated from the same medical school in the same year.
Common questions
What is Dr. Cassidy's specialty?
Dr. Cassidy is an OB-GYN in Yorkville, IL. That is the designation recorded for this NPI in the federal registry, where it is listed as “Obstetrics & Gynecology”.
NPI registry
Where can I find Dr. Cassidy?
Dr. Cassidy is listed at 654 W Veterans Parkway Suite A, Yorkville, IL 60560. Addresses come from the NPI registry and can lag a move, so confirm before travelling.
NPI registry
How do I contact Dr. Cassidy?
The number on file is (630) 553-3588. Guide.md cannot book appointments or pass on messages — please call the office directly.
NPI registry
What is the NPI for Dr. Cassidy?
Dr. Cassidy's National Provider Identifier is 1649256975. It is issued by the Centers for Medicare & Medicaid Services and is unique and permanent — it does not change if they move practice.
NPI registry
What is Dr. Cassidy's medical education?
Dr. Cassidy attended Emory University School of Medicine, graduating in 1998. This comes from the CMS National Downloadable File.
CMS public data
How much experience does Dr. Cassidy have?
Dr. Cassidy has 28 years experience. Calculated from a graduation year of 1998, reported in the CMS National Downloadable File.
CMS public data
What is Dr. Cassidy known for?
According to Medicare billing data, Dr. Cassidy the Medicare record under this individual NPI shows mainly office visits and diagnostic testing. Hospital-based physicians usually have their procedural work billed by the facility rather than under their own number, so this is a floor on their practice, not a description of it. This reflects Medicare patients only and is billing volume, not a measure of quality.
Medicare claims
Is Dr. Cassidy's profile verified?
Not yet. This profile is built from public federal data and has not been confirmed by Dr. Cassidy. If this is you, claiming it is free.
Guide.md
Provider data sourced from the NPPES NPI Registry and CMS public datasets. Information is provided for reference and is not medical advice.