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MS. CAROLINE GREENBERG FALKER M.D.
NPI 1891174462
Internal Medicine in New Haven, CT

Active since May 28, 2015PECOS Enrolled
1 LONG WHARF DR, NEW HAVEN, CT 06511(203) 781-4600(203) 781-4624 Get Directions Write a Review

NPPES record last updated: January 23, 2019. Verified against the NPPES registry weekly; last sync: November 01, 2026.

Record update history: Jan 23, 2019, Dec 31, 2018, Jul 9, 2018 and 1 more (4 updates tracked since 2018).

About Ms. Caroline Greenberg Falker M.d. NPPES

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

MS. CAROLINE GREENBERG FALKER M.D. (NPI 1891174462) is an individual internal medicine provider in New Haven, Connecticut, licensed in Connecticut (62193) and active in the NPI registry since May 2015. She is enrolled in Medicare PECOS and maintains a secondary practice location in West Haven.

NPPES Registry Identity

NPI1891174462
Entity TypeIndividualFemale
Primary Taxonomy207R00000X
Provider Legal NameMS. CAROLINE GREENBERG FALKERCredential: M.D.
Location Address1 LONG WHARF DRNew Haven, CT 06511
Mailing Address1 Long Wharf Dr Ste 321New Haven, CT 06511-5946
Phone(203) 781-4600
Fax(203) 781-4624
Sole ProprietorYes
Enumeration DateMay 28, 2015
Last NPPES UpdateJanuary 23, 20194 updates tracked since enumeration
✔ NPI 1891174462 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses 2

★ Primary SpecialtyInternal MedicineAllopathic & Osteopathic Physicians
Taxonomy Code207R00000X
Licenses✔ Licensed in CT · 62193✔ Licensed in CT · 59390
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.
Also ListedStudent in an Organized Health Care Education/Training ProgramTaxonomy 390200000X
1 LONG WHARF DR, New Haven, CT 06511
Open in Google Maps ↗

Secondary Practice Location 1

Location 1950 Campbell Ave, VA Connecticut Healthcare System, 11ACSL1West Haven, CT 06516-2770 · Phone (203) 688-8300

Other Identifiers 6

Medicaid004217099CT
Medicaid008056033CT
Medicaid008039745CT
Medicaid008068298CT
Medicaid008056168CT
Medicaid008084799CT

Medicare Participation & PECOS CMS

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

Medicare Enrollment Status

✔

Enrolled in Medicare (PECOS)

Ms. Caroline Greenberg Falker M.d. 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 Caroline Falker reassigns Medicare billing to 1 organization. The organization bills Medicare for the services this provider delivers there.

Yale University
0.8 mi
Advanced Practice Midwife
100 CHURCH ST S STE 200, YALE SCHOOL OF NURSING
New Haven, CT 06519
  • Reassigned Medicare billing, Connecticut enrollment
  • 3,728 clinicians in this Medicare group
NPI 1124148887 (203) 737-5432

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

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 06511 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
$138.84 typical visit price
range $60.82 – $183.10
Typical copayment $34.71 (range $15.20 – $45.77)
Most-billed visit code 99204
Established Patient
$106.68 typical visit price
range $19.76 – $149.26
Typical copayment $26.67 (range $4.94 – $37.31)
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.

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.

DR. NEEMA DAD DDS
Student in an Organized Health Care Education/Training Program
1 LONG WHARF DR, YNHH PEDIATRIC DENTISTRY, STE 403
NEW HAVEN, CT 06511
South Central Connecticut Planning Region (203) 688-3000
ASHLEY ANTONUCCI DNP- FNP
Nurse Practitioner (Family)
1 LONG WHARF DR
NEW HAVEN, CT 06511
South Central Connecticut Planning Region (203) 688-8800
JEANETTE M TETRAULT MD
Internal Medicine
1 LONG WHARF DR
NEW HAVEN, CT 06511
South Central Connecticut Planning Region (203) 781-4600
HEIDI CLARKE LPN
Licensed Practical Nurse
1 LONG WHARF DR
NEW HAVEN, CT 06511
South Central Connecticut Planning Region (203) 781-4600
DR. LAUREL EDWARDS PSY.D.
Psychologist
1 LONG WHARF DR, SUITE 7
NEW HAVEN, CT 06511
South Central Connecticut Planning Region (203) 974-5775
MRS. JOANNA SAMOSKEVICH
Nurse Practitioner (Family)
1 LONG WHARF DR
NEW HAVEN, CT 06511
South Central Connecticut Planning Region (203) 785-7689
DONNA LAPAGLIA PSY.D.
Psychologist (Clinical)
1 LONG WHARF DR, SATU
NEW HAVEN, CT 06511
South Central Connecticut Planning Region (203) 974-5734
JENNIFER LOYA PHD
Psychologist
1 LONG WHARF DR
NEW HAVEN, CT 06511
South Central Connecticut Planning Region (203) 974-5726

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 Caroline Falker's NPI number?

The NPI number for Caroline Falker is 1891174462. It was assigned to this individual provider in the NPPES registry on May 28, 2015.

Where is Caroline Falker located?

Caroline Falker practices at 1 Long Wharf Dr, New Haven, CT 06511. The listed phone number is (203) 781-4600.

What is Caroline Falker's specialty?

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

Is Caroline Falker enrolled in Medicare?

Yes. Caroline Falker is registered in the Medicare PECOS enrollment system.

Which organization bills Medicare for Caroline Falker's services?

According to the CMS Revalidation Reassignment List (October 2026 release), Caroline Falker reassigns Medicare benefits to Yale University (New Haven, CT). 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 Caroline Falker's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.

When was this NPI record last updated?

The NPPES record for Caroline Falker was last updated on January 23, 2019. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 7 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.