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DR. AMBIKA BHATNAGAR
NPI 1558824771
Pediatrics - Neonatal-Perinatal Medicine in New Haven, CT

Active since April 14, 2019PECOS Enrolled
20 YORK ST, NEW HAVEN, CT 06510(203) 688-4242 Get Directions Write a Review

NPPES record last updated: November 14, 2022. Verified against the NPPES registry weekly; last sync: November 01, 2026.

Record update history: Nov 14, 2022, Apr 14, 2019 (2 updates tracked since 2019).

About Dr. Ambika Bhatnagar NPPES

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

DR. AMBIKA BHATNAGAR (NPI 1558824771) is an individual neonatal-perinatal medicine provider in New Haven, Connecticut, licensed in Connecticut (72095) and active in the NPI registry since April 2019. She is enrolled in Medicare PECOS.

NPPES Registry Identity

NPI1558824771
Entity TypeIndividualFemale
Primary Taxonomy2080N0001X
Provider Legal NameDR. AMBIKA BHATNAGAR
Location Address20 YORK STNew Haven, CT 06510-3220
Mailing Address20 York Street, Neonatal-perinatal MedicineNew Haven, CT 06510-3220 · (203) 688-4242
Phone(203) 688-4242
Sole ProprietorYes
Enumeration DateApril 14, 2019
Last NPPES UpdateNovember 14, 20222 updates tracked since enumeration
NPPES CertifiedNovember 14, 2022
✔ NPI 1558824771 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses 3

★ Primary SpecialtyPediatrics · Neonatal-Perinatal MedicineAllopathic & Osteopathic Physicians
Taxonomy Code2080N0001X
License✔ Licensed in CT · 72095
Definition
A pediatrician who is the principal care provider for sick newborn infants. Clinical expertise is used for direct patient care and for consulting with obstetrical colleagues to plan for the care of mothers who have high-risk pregnancies.
Also ListedPediatricsTaxonomy 208000000X · License 72095 (CT)
Also ListedStudent in an Organized Health Care Education/Training ProgramTaxonomy 390200000X
20 YORK ST, New Haven, CT 06510
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Accepted Insurance

The full list of accepted plans is on the Insurance tab. Issuers include CareSource, Molina Healthcare.Insurance ›

Medicare Participation & PECOS CMS

Medicare enrollment, assignment, billing reassignment, and ordering and referring status from CMS.

Medicare Enrollment Status

✔

Enrolled in Medicare (PECOS)

Dr. Ambika Bhatnagar is registered in the CMS Provider Enrollment, Chain and Ownership System (PECOS).

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.

Medicare Billing Reassignment

Medicare enrollment records show Ambika Bhatnagar reassigns Medicare billing to 1 organization. The organization bills Medicare for the services this provider delivers there.

Spring Mills Medical Center
289 mi
Pediatrics
1179 T J JACKSON DR
Falling Waters, WV 25419
  • Reassigned Medicare billing, West Virginia enrollment
  • Medicare enrollment name: West Virginia University Medical Corporation
  • 2,471 clinicians in this Medicare group
NPI 1235489931 (304) 820-1031

Source: CMS Revalidation Reassignment List, October 2026 release. Reassignment records can lag staffing changes; confirm a current affiliation with the organization.

Other Providers at the Same Location NPPES 20

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

AUDREY P SENIOR APRN
Nurse Practitioner (Family)
20 YORK ST
NEW HAVEN, CT 06510
South Central Connecticut Planning Region (203) 688-5860
DR. YEISID F FIGUEREDO M.D.
Pediatrics (Neonatal-Perinatal Medicine)
20 YORK ST, DEPT OF NEONATOLOGY
NEW HAVEN, CT 06510
South Central Connecticut Planning Region (203) 688-2320
YALE NEW HAVEN HOSPITAL
Durable Medical Equipment & Medical Supplies (Customized Equipment)
20 YORK ST
NEW HAVEN, CT 06510
South Central Connecticut Planning Region (203) 688-2046
TAYLOR KINGSTON
Dietitian, Registered
20 YORK ST, FOOD AND NUTRITION EPB806
NEW HAVEN, CT 06510
South Central Connecticut Planning Region (203) 688-9185
DR. TRAVIS DANIEL BONTRAGER MD
Hospitalist
20 YORK ST
NEW HAVEN, CT 06510
South Central Connecticut Planning Region (203) 688-1734
TERESA JOSEPH D.O.
Internal Medicine (Nephrology)
20 YORK ST
NEW HAVEN, CT 06510
South Central Connecticut Planning Region (203) 737-8894
MR. BRAD ST. MARTIN MD
Obstetrics & Gynecology
20 YORK ST
NEW HAVEN, CT 06510
South Central Connecticut Planning Region (203) 688-4242
BERNADETTE BIMONTE-HACKETT LCSW
Social Worker (Clinical)
20 YORK ST, SOCIAL WORK EP10-635
NEW HAVEN, CT 06510
South Central Connecticut Planning Region (203) 785-5161

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 Ambika Bhatnagar's NPI number?

The NPI number for Ambika Bhatnagar is 1558824771. It was assigned to this individual provider in the NPPES registry on April 14, 2019.

Where is Ambika Bhatnagar located?

Ambika Bhatnagar practices at 20 York St, New Haven, CT 06510. The listed phone number is (203) 688-4242.

What is Ambika Bhatnagar's specialty?

The primary specialty registered for this NPI is Pediatrics, specializing in Neonatal-Perinatal Medicine, with taxonomy code 2080N0001X.

Is Ambika Bhatnagar enrolled in Medicare?

Yes. Ambika Bhatnagar is registered in the Medicare PECOS enrollment system.

Which organization bills Medicare for Ambika Bhatnagar's services?

According to the CMS Revalidation Reassignment List (October 2026 release), Ambika Bhatnagar reassigns Medicare benefits to Spring Mills Medical Center (Falling Waters, WV). The reassignment is filed with Medicare on form CMS-855R, signed by both the clinician and the organization, and lets the organization bill Medicare and receive payment for Ambika Bhatnagar's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.

What insurance does Ambika Bhatnagar accept?

Health plans from CareSource and Molina Healthcare list Ambika Bhatnagar as in-network in at least one marketplace plan. Coverage varies by plan and year; verify with the insurer or the provider before a visit.

When was this NPI record last updated?

The NPPES record for Ambika Bhatnagar was last updated on November 14, 2022. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 3 years ago. If this record has changed at CMS more recently, you can request an on-demand re-check against the live CMS registry, directly from this page.