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WILLIAM SOMMER
NPI 1811047988
Psychiatry & Neurology - Psychiatry in New York, NY

Active since January 11, 2007PECOS Enrolled
9 W 10TH ST, 2ND FL, NEW YORK, NY 10011(212) 260-0999 Get Directions Write a Review

NPPES record last updated: July 8, 2007. Verified against the NPPES registry weekly; last sync: August 02, 2026.

About William Sommer NPPES

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

WILLIAM SOMMER (NPI 1811047988) is an individual psychiatry provider in New York, New York, licensed in New York (103506) and active in the NPI registry since January 2007. He is enrolled in Medicare PECOS.

NPPES Registry Identity

NPI1811047988
Entity TypeIndividualMale
Primary Taxonomy2084P0800X
Provider Legal NameWILLIAM SOMMER
Location Address9 W 10TH ST, 2ND FLNew York, NY 10011-8748
Mailing Address9 W 10th St, 2nd FlNew York, NY 10011-8748
Phone(212) 260-0999
Sole ProprietorYes
Enumeration DateJanuary 11, 2007
Last NPPES UpdateJuly 8, 2007
✔ NPI 1811047988 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyPsychiatry & Neurology · PsychiatryAllopathic & Osteopathic Physicians
Taxonomy Code2084P0800X
License✔ Licensed in NY · 103506
Definition
A Psychiatrist specializes in the prevention, diagnosis, and treatment of mental disorders, emotional disorders, psychotic disorders, mood disorders, anxiety disorders, substance-related disorders, sexual and gender identity disorders and adjustment disorders. Biologic, psychological, and social components of illnesses are explored and understood in treatment of the whole person. Tools used may include diagnostic laboratory tests, prescribed medications, evaluation and treatment of psychological and interpersonal problems with individuals and families, and intervention for coping with stress, crises, and other problems.
9 W 10TH ST, New York, NY 10011
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Other Identifiers 1

Medicare ID-Type Unspecified842401NY

Medicare Participation & PECOS CMS

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

Medicare Enrollment Status

✔

Enrolled in Medicare (PECOS)

William Sommer 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.

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 10011 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
$198.19 typical visit price
range $65.69 – $198.19
Typical copayment $49.54 (range $16.42 – $49.54)
Most-billed visit code 99205
Established Patient
$81.44 typical visit price
range $21.20 – $160.66
Typical copayment $20.36 (range $5.30 – $40.16)
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.

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 William Sommer's NPI number?

The NPI number for William Sommer is 1811047988. It was assigned to this individual provider in the NPPES registry on January 11, 2007.

Where is William Sommer located?

William Sommer practices at 9 W 10th St 2nd Fl, New York, NY 10011. The listed phone number is (212) 260-0999.

What is William Sommer's specialty?

The primary specialty registered for this NPI is Psychiatry & Neurology, specializing in Psychiatry, with taxonomy code 2084P0800X.

Is William Sommer enrolled in Medicare?

Yes. William Sommer is registered in the Medicare PECOS enrollment system.

When was this NPI record last updated?

The NPPES record for William Sommer was last updated on July 8, 2007. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 19 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.