Physician Profile
Kathryn J. Drennan, M.D.
Unclaimed ProfileAbout Dr. Drennan
Kathryn J. Drennan, M.D. practices maternal & fetal medicine in Rochester, NY. Kathryn is a 2002 graduate of University of Washington School of Medicine. Kathryn is also listed as specializing in obstetrics & gynecology. Medicare claims data shows Kathryn provided 30 services to 30 patients. The services billed most often include complete ultrasound scan of pelvis and ultrasound scan of uterus, ovaries, tubes, cervix and pelvic area through vagina.
Summarised automatically from public NPI registry and CMS Medicare data. Not written or reviewed by this provider. Claim this profile to replace it — free, and no identity document with a practice or institutional email.
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
- (585) 487-3350
- Email not available
Practice Locations
500 RED CREEK DR STE 210
Rochester, NY 14623
Conditions Commonly Evaluated or Treated
Within Maternal & Fetal Medicine 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
- Gestational diabetes
- High-risk pregnancy
- Preeclampsia
- Twins or triplets
Early pregnancy complications
- Cesarean Scar Pregnancy
- Molar Pregnancy
Fetal conditions
- Cleft Lip or Palate on Ultrasound
- Down Syndrome in Pregnancy
- Fetal Anemia
- Hole In Diaphragm
Fetal Health
- Birth Defects Found on Ultrasound
- Congenital heart defect
- Fetal growth restriction
- Fluid Buildup in Fetus
- Intestines Outside Baby's Abdomen
- Irregular Fetal Heartbeat
- Open Spine Birth Defect
- Twin-To-Twin Transfusion Syndrome
Infections
- Congenital CMV Infection
Maternal Health
- Antiphospholipid Syndrome
- High blood pressure in pregnancy
- Lupus in Pregnancy
- Maternal Kidney Disease
- Pre-existing Diabetes in Pregnancy
- Seizures During Pregnancy
- Severe Itching in Pregnancy
- Thyroid Disease in Pregnancy
Maternal health
- Blood Clots In Pregnancy
- Cancer During Pregnancy
- Heart Disease in Pregnancy
- Obesity in Pregnancy
- Severe Anemia in Pregnancy
- Sickle Cell Disease in Pregnancy
Placenta complications
- Placental abruption
- Vasa Previa
Placental Disorders
- Placenta Accreta
- Placenta previa
Pregnancy Complications
- HELLP Syndrome
- Hyperemesis gravidarum
- Low Amniotic Fluid
- Preterm labor
- Recurrent miscarriage
- Rh incompatibility
- Short Cervix
- Too Much Amniotic Fluid
- Uterine Fibroids in Pregnancy
- Water Breaking Early
Pregnancy complications
- History of Stillbirth
- Subchorionic Bleed
Risk Factors
- Abnormally Shaped Uterus
- Previous Preterm Birth
- Trouble Conceiving Over 35
Screening & diagnostics
- Abnormal Genetic Screening Results
Umbilical cord complications
- Two-Vessel Umbilical Cord
Procedures & services
Most searched procedures
- Amniocentesis
- Genetic counseling
- High-resolution fetal ultrasound
Consultations
- High-risk pregnancy consultation
- Medication Safety Consultation in Pregnancy
- Preconception counseling
Delivery procedures
- Complex Cesarean Delivery Planning
- EXIT Delivery Procedure
Diagnostic Testing
- Chorionic Villus Sampling
- Fetal Blood Sampling
- Prenatal genetic screening
Fetal Monitoring
- Antepartum and intrapartum fetal monitoring
- Fetal biophysical profile
Fetal procedures
- Amnioinfusion
- Balloon Placement for Fetal Diaphragmatic Hernia
- Cord Coagulation for Twin Complications
- Fetal Cyst Drainage
- Selective Reduction
Fetal Therapies
- Fetal Blood Transfusion
Genetic tests
- Genetic Carrier Screening
Imaging
- Baby Heart Ultrasound
- Cervical Length Check
- Fetal MRI
- Nuchal Translucency Screening
- Umbilical Cord Blood Flow Ultrasound
Medical management
- Blood Thinner Management in Pregnancy
- Contraction Stopping Medication
- Gestational Diabetes Insulin Management
- Medication for Baby's Heart Rhythm
Preventive treatments
- Steroid Shots for Baby's Lungs
Surgical Procedures
- Cervical Stitch
- Fetal Shunt Placement
- In-Utero Surgery
- Laser Surgery for Twins
Therapeutic Procedures
- Draining Excess Amniotic Fluid
- External cephalic version
- Progesterone to Prevent Preterm Birth
Ultrasound & imaging
- 3D and 4D Ultrasound for Birth Defects
- Early Fetal Anatomy Scan
- Fetal Skeletal Survey
- Uterine Artery Doppler Ultrasound
Procedures Most Often Billed to Medicare
30 services · 30 patients · 2 distinct codes
| Procedure | Type | Code | Services | Compared with peers |
|---|---|---|---|---|
| Complete ultrasound scan of pelvis | Imaging | 76856 |
16 | Less often than most peers in Maternal & Fetal Medicine |
| Ultrasound scan of uterus, ovaries, tubes, cervix and pelvic area through vagina | Imaging | 76830 |
14 | Less often than most peers in Maternal & Fetal Medicine |
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.
Other maternal & fetal medicines at this location 1
Same specialty, same street address — most likely the same department or group.
Related specialists at this location 8
Clinically related specialties at the same address — the people this provider most likely works alongside.
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.
More connections — 31 related providers in 4 groups
Other maternal & fetal medicines in Rochester 7
Same specialty, same city.
Trained at University of Washington School of Medicine 8
Other providers in the same specialty who trained at the same institution.
Class of 2002 at University of Washington School of Medicine 8
Providers who graduated from the same medical school in the same year.
Also performs Complete ultrasound scan of pelvis 8
Providers in NY who bill this service to Medicare most often.
Common questions
What kind of doctor is Kathryn J. Drennan?
Kathryn J. Drennan is a maternal & fetal medicine in Rochester, NY. That is the designation recorded for this NPI in the federal registry.
NPI registry
What is Kathryn J. Drennan's address?
Kathryn J. Drennan is listed at 500 Red Creek Dr Ste 210, Rochester, NY 14623. Addresses come from the NPI registry and can lag a move, so confirm before travelling.
NPI registry
How can I make an appointment with Kathryn J. Drennan?
The number on file is (585) 487-3350. Guide.md cannot book appointments or pass on messages — please call the office directly.
NPI registry
What is the NPI for Kathryn J. Drennan?
Kathryn J. Drennan's National Provider Identifier is 1770792251. 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
Where did Kathryn J. Drennan train?
Kathryn J. Drennan attended University of Washington School of Medicine, graduating in 2002. This comes from the CMS National Downloadable File.
CMS public data
How much experience does Kathryn J. Drennan have?
Kathryn J. Drennan has 24 years experience. Calculated from a graduation year of 2002, reported in the CMS National Downloadable File.
CMS public data
What procedures does Kathryn J. Drennan perform?
According to Medicare billing data, Kathryn J. Drennan performs imaging including complete ultrasound scan of pelvis and ultrasound scan of uterus, ovaries, tubes, cervix and pelvic area through vagina. This reflects Medicare patients only and is billing volume, not a measure of quality.
Medicare claims
Is Kathryn J. Drennan's profile verified?
Not yet. This profile is built from public federal data and has not been confirmed by Kathryn J. Drennan. 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.