DR. NEILL CRAIG WILLIAMS MD
NPI 1285770776
Psychiatry & Neurology - Psychiatry in Washington, DC

Active since January 30, 2007Opted out of Medicare · through Apr 1, 2028
1330 NEW HAMPSHIRE AVE NW, SUITE 114, WASHINGTON, DC 20036(202) 293-0204(202) 293-1880 Get Directions Write a Review

NPPES record last updated: September 14, 2012. Verified against the NPPES registry weekly; last sync: July 26, 2026.

About Dr. Neill Craig Williams Md NPPES

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

DR. NEILL CRAIG WILLIAMS MD (NPI 1285770776) is an individual psychiatry provider in Washington, District Of Columbia, licensed in District Of Columbia (MD 30135) and active in the NPI registry since January 2007. He has opted out of Medicare through April 1, 2028 and remains eligible to order and refer.

NPPES Registry Identity

NPI1285770776
Entity TypeIndividualMale
Primary Taxonomy2084P0800X
Provider Legal NameDR. NEILL CRAIG WILLIAMSCredential: MD
Location Address1330 NEW HAMPSHIRE AVE NW, SUITE 114Washington, DC 20036-6350
Mailing Address1330 New Hampshire Ave Nw, Suite 114Washington, DC 20036-6350 · (202) 293-0204 · Fax (202) 293-1880
Fax(202) 293-1880
Sole ProprietorYes
Enumeration DateJanuary 30, 2007
Last NPPES UpdateSeptember 14, 2012
NPI 1285770776 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 DC · MD 30135
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.

1330 NEW HAMPSHIRE AVE NW, Washington, DC 20036

Medicare Participation & PECOS CMS

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

Medicare Enrollment Status

Opted out of Medicare

Dr. Neill Craig Williams Md has filed a Medicare opt-out affidavit. Services are provided under private contract between the provider and the patient, and are not billed to or reimbursed by Medicare. The opt-out is on file from April 1, 2016 through April 1, 2028.

Opt-Out Effective DateApril 1, 2016
Opt-Out In Effect ThroughApril 1, 2028Opt-out affidavits renew automatically every two years unless cancelled
Eligible to Order & Refer Part B Labs & Imaging Durable Medical Equipment Home Health Agency Power Mobility DevicesAn opted-out provider can still order and refer for Medicare patients in the categories marked above, even though their own services are not covered.

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 20036 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
$194.86 typical visit price
range $65.18 – $194.86
Typical copayment $48.71 (range $16.29 – $48.71)
Most-billed visit code 99205
Established Patient
$80.66 typical visit price
range $21.40 – $158.88
Typical copayment $20.16 (range $5.35 – $39.72)
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 15

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

Psychologist (Clinical)
1330 NEW HAMPSHIRE AVE NW, SUITE 106
WASHINGTON, DC 20036
Psychiatry & Neurology (Psychiatry)
1330 NEW HAMPSHIRE AVE NW, STE 113
WASHINGTON, DC 20036
Psychiatry & Neurology (Psychiatry)
1330 NEW HAMPSHIRE AVE NW, SUITE B-5
WASHINGTON, DC 20036
Psychologist (Clinical)
1330 NEW HAMPSHIRE AVE NW, SUITE 106
WASHINGTON, DC 20036
Internal Medicine (Infectious Disease)
1330 NEW HAMPSHIRE AVE NW, SUITE #121
WASHINGTON, DC 20036
Physical Medicine & Rehabilitation
1330 NEW HAMPSHIRE AVE NW, 1009
WASHINGTON, DC 20036
Psychologist (Clinical)
1330 NEW HAMPSHIRE AVE NW, SUITE 106
WASHINGTON, DC 20036
Dentist (General Practice)
1330 NEW HAMPSHIRE AVE NW, 3-B
WASHINGTON, DC 20036

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 Neill Williams's NPI number?

The NPI number for Neill Williams is 1285770776. It was assigned to this individual provider in the NPPES registry on January 30, 2007.

Where is Neill Williams located?

Neill Williams practices at 1330 New Hampshire Ave NW Suite 114, Washington, DC 20036. The listed phone number is (202) 293-0204.

What is Neill Williams's specialty?

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

Is Neill Williams enrolled in Medicare?

No. Neill Williams has opted out of Medicare through April 1, 2028. Care is provided under private contracts, and Medicare does not pay for services furnished by providers who have opted out. The provider remains eligible to order and refer services for Medicare patients.

When was this NPI record last updated?

The NPPES record for Neill Williams was last updated on September 14, 2012. NPI Profile syncs with the weekly NPPES data releases published by CMS.