STEPHANIE VON CSIKY-SESSOMS
NPI 1780212795
Dermatology in Watertown, MA

Active since March 27, 2020PECOS EnrolledAccepts Medicare Assignment
485 ARSENAL ST, WATERTOWN, MA 02472(617) 657-6425 Get Directions Write a Review

NPPES record last updated: September 16, 2025. Verified against the NPPES registry weekly; last sync: August 23, 2026.

Record update history: Sep 16, 2025, Mar 27, 2020 (2 updates tracked since 2020).

About Stephanie Von Csiky-sessoms NPPES

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

STEPHANIE VON CSIKY-SESSOMS (NPI 1780212795) is an individual dermatology provider in Watertown, Massachusetts, licensed in Massachusetts (1023183) and active in the NPI registry since March 2020. She is enrolled in Medicare PECOS, maintains a secondary practice location in Worcester, and is a graduate of Icahn School Of Medicine At Mount Sinai (2020).

NPPES Registry Identity

NPI1780212795
Entity TypeIndividualFemale
Primary Taxonomy207N00000X
Provider Legal NameSTEPHANIE VON CSIKY-SESSOMS
Location Address485 ARSENAL STWatertown, MA 02472-5091
Mailing Address485 Arsenal StWatertown, MA 02472-5091 · (617) 657-6425
Sole ProprietorNo
Medical School CMSIcahn School Of Medicine At Mount SinaiGraduated 2020
Enumeration DateMarch 27, 2020
Last NPPES UpdateSeptember 16, 20252 updates tracked since enumeration
NPPES CertifiedSeptember 16, 2025
NPI 1780212795 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

Primary SpecialtyDermatologyAllopathic & Osteopathic Physicians
Taxonomy Code207N00000X
License Licensed in MA · 1023183
Definition
A dermatologist is trained to diagnose and treat pediatric and adult patients with benign and malignant disorders of the skin, mouth, external genitalia, hair and nails, as well as a number of sexually transmitted diseases. The dermatologist has had additional training and experience in the diagnosis and treatment of skin cancers, melanomas, moles and other tumors of the skin, the management of contact dermatitis and other allergic and nonallergic skin disorders, and in the recognition of the skin manifestations of systemic (including internal malignancy) and infectious diseases. Dermatologists have special training in dermatopathology and in the surgical techniques used in dermatology. They also have expertise in the management of cosmetic disorders of the skin such as hair loss and scars and the skin changes associated with aging.
485 ARSENAL ST, Watertown, MA 02472

Secondary Practice Location 1

Location 15 Neponset StWorcester, MA 01606-2714 · Phone (508) 595-2655 · Fax (508) 425-5220

Accepted Insurance

Medicare Participation & PECOS CMS

Medicare enrollment, assignment, and ordering and referring status from the CMS PECOS system.

Medicare Enrollment Status

Enrolled in Medicare and accepts Medicare assignment

Stephanie Von Csiky-sessoms 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 ID9133545114
PECOS Enrollment IDI20250815001439
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.

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 02472 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
$97.64 typical visit price
range $63.72 – $189.86
Typical copayment $24.41 (range $15.93 – $47.46)
Most-billed visit code 99203
Established Patient
$78.84 typical visit price
range $21.07 – $155.29
Typical copayment $19.71 (range $5.26 – $38.82)
Most-billed visit code 99213
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.

Technician/Technologist (Optician)
485 ARSENAL ST
WATERTOWN, MA 02472
Pediatrics
485 ARSENAL ST
WATERTOWN, MA 02472
Internal Medicine
485 ARSENAL ST
WATERTOWN, MA 02472
Nurse Practitioner (Family)
485 ARSENAL ST
WATERTOWN, MA 02472
Nurse Practitioner (Family)
485 ARSENAL ST
WATERTOWN, MA 02472
Internal Medicine
485 ARSENAL ST, HARVARD VANGUARD MEDICAL ASSOCIATES
WATERTOWN, MA 02472
Internal Medicine
485 ARSENAL ST
WATERTOWN, MA 02472
Physician Assistant
485 ARSENAL ST
WATERTOWN, MA 02472

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 Stephanie Von Csiky-sessoms's NPI number?

The NPI number for Stephanie Von Csiky-sessoms is 1780212795. It was assigned to this individual provider in the NPPES registry on March 27, 2020.

Where is Stephanie Von Csiky-sessoms located?

Stephanie Von Csiky-sessoms practices at 485 Arsenal St, Watertown, MA 02472. The listed phone number is (617) 657-6425.

What is Stephanie Von Csiky-sessoms's specialty?

The primary specialty registered for this NPI is Dermatology with taxonomy code 207N00000X.

Is Stephanie Von Csiky-sessoms enrolled in Medicare?

Yes. Stephanie Von Csiky-sessoms 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.

What insurance does Stephanie Von Csiky-sessoms accept?

Health plans from Anthem Blue Cross and Blue Shield list Stephanie Von Csiky-sessoms 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 Stephanie Von Csiky-sessoms was last updated on September 16, 2025. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 11 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.