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DR. DAVID ELLIS HIATT PHD, MD
NPI 1558588376
Psychiatry & Neurology - Psychiatry in Mclean, VA

Active since April 20, 2007Opted out of Medicare · through Jan 1, 2028
6845 ELM STREET, SUITE 400, MCLEAN, VA 22101(703) 821-7966(703) 734-1441 Get Directions Write a Review

NPPES record last updated: October 22, 2008. Verified against the NPPES registry weekly; last sync: August 02, 2026.

About Dr. David Ellis Hiatt Phd, Md NPPES

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

DR. DAVID ELLIS HIATT PHD, MD (NPI 1558588376) is an individual psychiatry provider in Mclean, Virginia, licensed in Virginia (0101045403) and active in the NPI registry since April 2007. He has opted out of Medicare through January 1, 2028 and remains eligible to order and refer.

NPPES Registry Identity

NPI1558588376
Entity TypeIndividualMale
Primary Taxonomy2084P0800X
Provider Legal NameDR. DAVID ELLIS HIATTCredential: PHD, MD
Location Address6845 ELM STREET, SUITE 400Mclean, VA 22101-6028
Mailing Address6845 Elm St, Suite 400Mc Lean, VA 22101-6007 · (703) 821-7966 · Fax (703) 734-1441
Phone(703) 821-7966
Fax(703) 734-1441
Sole ProprietorYes
Enumeration DateApril 20, 2007
Last NPPES UpdateOctober 22, 2008
✔ NPI 1558588376 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 VA · 0101045403
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.
6845 ELM STREET, Mclean, VA 22101
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Other Identifiers 1

Medicare UPINA 46566

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. David Ellis Hiatt Phd, 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 January 1, 2014 through January 1, 2028.

Opt-Out Effective DateJanuary 1, 2014
Opt-Out In Effect ThroughJanuary 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 22101 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 6

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

DR. BRIAN EGAN MD
Ophthalmology
6845 ELM STREET, SUITE 611
MCLEAN, VA 22101
Fairfax County (703) 956-6880
SUSAN SUMMERILL BRADY MPT
Physical Therapist
6845 ELM STREET, SUITE 110
MC LEAN, VA 22101
Fairfax County (703) 556-4424
DR. DAVID BROWN MCGIBBONS III DDS
Dentist
6845 ELM STREET, SUITE 500
MC LEAN, VA 22101
Fairfax County (703) 356-5330
DR. PEGGY JEAN LOMAX M.D.
Psychiatry & Neurology (Psychiatry)
6845 ELM STREET
MCLEAN, VA 22101
Fairfax County (703) 442-8889
EDNAN MUSHTAQ MD
Otolaryngology
6845 ELM STREET, SUITE 303
MCLEAN, VA 22101
Fairfax County (703) 448-0005
RICHARD L ROTH MD PC
Psychiatry & Neurology (Psychiatry)
6845 ELM STREET, SUITE 210
MCLEAN, VA 22101
Fairfax County (703) 821-2337

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 David Hiatt's NPI number?

The NPI number for David Hiatt is 1558588376. It was assigned to this individual provider in the NPPES registry on April 20, 2007.

Where is David Hiatt located?

David Hiatt practices at 6845 Elm Street Suite 400, Mclean, VA 22101. The listed phone number is (703) 821-7966.

What is David Hiatt's specialty?

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

Is David Hiatt enrolled in Medicare?

No. David Hiatt has opted out of Medicare through January 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 David Hiatt was last updated on October 22, 2008. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 17 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.