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DAFNA SOMOGYI
NPI 1891482139
Internal Medicine in Valhalla, NY

Active since April 18, 2023PECOS EnrolledAccepts Medicare Assignment
100 WOODS RD, VALHALLA, NY 10595(914) 493-7000 Get Directions Write a Review

NPPES record last updated: July 9, 2026. Verified against the NPPES registry weekly; last sync: October 18, 2026.

About Dafna Somogyi NPPES

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

DAFNA SOMOGYI (NPI 1891482139) is an individual internal medicine provider in Valhalla, New York, licensed in New York (341262) and active in the NPI registry since April 2023. She is enrolled in Medicare PECOS, is affiliated with Westchester Medical Center, and is a graduate of Other (2023).

NPPES Registry Identity

NPI1891482139
Entity TypeIndividualFemale
Primary Taxonomy207R00000X
Provider Legal NameDAFNA SOMOGYI
Location Address100 WOODS RDValhalla, NY 10595-1530
Mailing Address100 Woods RdValhalla, NY 10595-1530 · (914) 493-7000
Phone(914) 493-7000
Sole ProprietorNo
Medical School CMSOtherGraduated 2023
Enumeration DateApril 18, 2023
Last NPPES UpdateJuly 9, 2026
NPPES CertifiedJuly 9, 2026
✔ NPI 1891482139 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyInternal MedicineAllopathic & Osteopathic Physicians
Taxonomy Code207R00000X
License✔ Licensed in NY · 341262
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.
100 WOODS RD, Valhalla, NY 10595
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Medicare Participation & PECOS CMS

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

Medicare Enrollment Status

✔

Enrolled in Medicare and accepts Medicare assignment

Dafna Somogyi is registered in PECOS and agrees to accept the Medicare-approved amount as full payment. Medicare patients are not billed beyond the standard deductible and coinsurance.

PECOS PAC ID6507338290
PECOS Enrollment IDI20260613000054
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 Dafna Somogyi reassigns Medicare billing to 1 organization. The organization bills Medicare for the services this provider delivers there.

Westchester Medical Center Advanced Physician Services PC
0.1 mi
Anesthesiology
100 WOODS RD, TAYLOR PAVILION - ROOM M229
Valhalla, NY 10595
  • Reassigned Medicare billing, New York enrollment
  • 1,663 clinicians in this Medicare group
NPI 1740687458 (914) 493-2844

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

Hospital Affiliations CMS Care Compare

Hospitals where this provider delivers care, identified from recent Medicare claims and place-of-service records.

Westchester Medical Center

Acute Care Hospitals · Valhalla, NY
1/5 CMS rating
OwnershipVoluntary non-profit - Other
CMS Certification Number330234
Location100 Woods RdValhalla, NY 10595 · Westchester County
Emergency services Birthing friendly

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 10595 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
$154.28 typical visit price
range $67.40 – $203.53
Typical copayment $38.57 (range $16.85 – $50.88)
Most-billed visit code 99204
Established Patient
$117.62 typical visit price
range $21.66 – $164.45
Typical copayment $29.40 (range $5.41 – $41.11)
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.

MRS. LISA ANN SAUER N.P.
Nurse Practitioner (Neonatal, Critical Care)
100 WOODS RD
VALHALLA, NY 10595
Westchester County (914) 493-7000
KAREN FRANCOIS MD
Anesthesiology
100 WOODS RD
VALHALLA, NY 10595
Westchester County (914) 493-7000
KIMBERLY WILSON R.D.
Dietitian, Registered
100 WOODS RD
VALHALLA, NY 10595
Westchester County (914) 493-7664
RADHIKA VOLETI M.D
Internal Medicine
100 WOODS RD
VALHALLA, NY 10595
Westchester County (914) 493-7000
FAREENA NAWAZ MD
Internal Medicine
100 WOODS RD
VALHALLA, NY 10595
Westchester County (914) 493-7000
AUSTIN B CARPENTER
Student in an Organized Health Care Education/Training Program
100 WOODS RD
VALHALLA, NY 10595
Westchester County (914) 493-8795
AMRO AGLAN MD
Student in an Organized Health Care Education/Training Program
100 WOODS RD
VALHALLA, NY 10595
Westchester County (914) 493-7000
HAO WANG MD, PHD
Student in an Organized Health Care Education/Training Program
100 WOODS RD
VALHALLA, NY 10595
Westchester County (914) 493-6613

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 Dafna Somogyi's NPI number?

The NPI number for Dafna Somogyi is 1891482139. It was assigned to this individual provider in the NPPES registry on April 18, 2023.

Where is Dafna Somogyi located?

Dafna Somogyi practices at 100 Woods Rd, Valhalla, NY 10595. The listed phone number is (914) 493-7000.

What is Dafna Somogyi's specialty?

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

Is Dafna Somogyi enrolled in Medicare?

Yes. Dafna Somogyi is registered in the Medicare PECOS system and accepts Medicare assignment, which means accepting the Medicare-approved amount as payment in full for covered services.

Which organization bills Medicare for Dafna Somogyi's services?

According to the CMS Revalidation Reassignment List (October 2026 release), Dafna Somogyi reassigns Medicare benefits to Westchester Medical Center Advanced Physician Services PC (Valhalla, NY). 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 Dafna Somogyi's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.

Is Dafna Somogyi affiliated with any hospitals?

According to CMS data, Dafna Somogyi is affiliated with Westchester Medical Center.

When was this NPI record last updated?

The NPPES record for Dafna Somogyi was last updated on July 9, 2026. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 3 months 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.