Physician Profile
Jennifer A. Marrone, M.D.
Unclaimed ProfileAbout Dr. Marrone
Jennifer A. Marrone, M.D. is a healthcare provider in Norwalk, CT specializing in obstetrics. According to Medicare claims data, Jennifer cared for 175 Medicare patients across 182 services. The services billed most often include cervical or vaginal cancer screening; pelvic and clinical breast examination, established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more, 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.
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
- (203) 899-1770
- Email not available
Practice Locations
120 CONNECTICUT AVE
Norwalk, CT 06854
Procedures Most Often Billed to Medicare
182 services · 175 patients · 4 distinct codes
| Procedure | Type | Code | Services | Compared with peers |
|---|---|---|---|---|
| Ultrasound scan of uterus, ovaries, tubes, cervix and pelvic area through vagina | Imaging | 76830 |
33 | More often than most peers in Obstetrics |
| Cervical or vaginal cancer screening; pelvic and clinical breast examination | Billing code | G0101 |
94 | More often than most peers in Obstetrics |
| Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more | Office visit | 99214 |
39 | More often than most peers in Obstetrics |
| Screening papanicolaou smear; obtaining, preparing and conveyance of cervical or vaginal smear to laboratory | Billing code | Q0091 |
16 | Less often than most peers in Obstetrics |
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.
Related specialists at this location 3
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.
Trained at Other 8
Other providers in the same specialty who trained at the same institution.
More connections — 16 related providers in 2 groups
Class of 2003 at Other 8
Providers who graduated from the same medical school in the same year.
Also performs Ultrasound scan of uterus, ovaries, tubes, cervix and pelvic area through vagina 8
Providers in CT who bill this service to Medicare most often.
Common questions
What does Jennifer A. Marrone specialize in?
Jennifer A. Marrone is an obstetrics in Norwalk, CT. That is the designation recorded for this NPI in the federal registry.
NPI registry
Where is Jennifer A. Marrone located?
Jennifer A. Marrone is listed at 120 Connecticut Ave, Norwalk, CT 06854. Addresses come from the NPI registry and can lag a move, so confirm before travelling.
NPI registry
What is Jennifer A. Marrone's phone number?
The number on file is (203) 899-1770. Guide.md cannot book appointments or pass on messages — please call the office directly.
NPI registry
What is Jennifer A. Marrone's NPI number?
Jennifer A. Marrone's National Provider Identifier is 1568629384. 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 Jennifer A. Marrone train?
Jennifer A. Marrone attended Other, graduating in 2003. This comes from the CMS National Downloadable File.
CMS public data
How long has Jennifer A. Marrone been practicing?
Jennifer A. Marrone has 23 years experience. Calculated from a graduation year of 2003, reported in the CMS National Downloadable File.
CMS public data
What does Jennifer A. Marrone do most often?
According to Medicare billing data, Jennifer A. Marrone performs imaging including ultrasound scan of uterus, ovaries, tubes, cervix and pelvic area through vagina, alongside routine visits and testing. This reflects Medicare patients only and is billing volume, not a measure of quality.
Medicare claims
Has Jennifer A. Marrone confirmed this information?
Not yet. This profile is built from public federal data and has not been confirmed by Jennifer A. Marrone. 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.