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Recently Updated NPI Information — some details in this NPI profile have been updated in the NPI registry within the last 60 days.

ALLEN R DYER M.D.
NPI 1649239443
Psychiatry & Neurology - Psychiatry in Mountain Home, TN

Active since March 21, 2006Opted out of Medicare · through Dec 14, 2026
VAMC, BLDG 52 LAKE ST., MOUNTAIN HOME, TN 37684(423) 439-8000(423) 439-2200 Get Directions Write a Review

NPPES record last updated: July 13, 2026. Verified against the NPPES registry weekly; last sync: August 02, 2026.

About Allen R Dyer M.d. NPPES

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

ALLEN R DYER M.D. (NPI 1649239443) is an individual psychiatry provider in Mountain Home, Tennessee, licensed in Tennessee (23813) and active in the NPI registry since March 2006. He has opted out of Medicare through December 14, 2026 and remains eligible to order and refer.

NPPES Registry Identity

NPI1649239443
Entity TypeIndividualMale
Primary Taxonomy2084P0800X
Provider Legal NameALLEN R DYERCredential: M.D.
Location AddressVAMC, BLDG 52 LAKE ST.Mountain Home, TN 37684
Mailing AddressPo Box 699Mountain City, TN 37683-0699 · (423) 433-6000 · Fax (423) 433-6140
Phone(423) 439-8000
Fax(423) 439-2200
Sole ProprietorNo
Enumeration DateMarch 21, 2006
Last NPPES UpdateJuly 13, 2026
✔ NPI 1649239443 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 TN · 23813
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.
VAMC, Mountain Home, TN 37684
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Medicare Participation & PECOS CMS

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

Medicare Enrollment Status

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Opted out of Medicare

Allen R Dyer M.d. 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 December 14, 2018 through December 14, 2026.

Opt-Out Effective DateDecember 14, 2018
Opt-Out In Effect ThroughDecember 14, 2026Opt-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 37684 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
$160.89 typical visit price
range $52.64 – $160.89
Typical copayment $40.22 (range $13.16 – $40.22)
Most-billed visit code 99205
Established Patient
$66.01 typical visit price
range $16.72 – $131.41
Typical copayment $16.50 (range $4.18 – $32.85)
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 3

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

MS. LAURA BETH KYTE P.T.
Physical Therapist
VAMC
MOUNTAIN HOME, TN 37684
Washington County (423) 926-1171
DR. CHAND KATHURIA MD
Internal Medicine
VAMC, PRIMARY CARE BUILDING 160
JOHNSON CITY, TN 37684
Washington County (423) 926-1171
DR. DAWN LAJOIE MD
Student in an Organized Health Care Education/Training Program
VAMC, DOGWOOD AVE, BLDG 1, B30
MOUNTAIN HOME, TN 37684
Washington County (423) 439-6210

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 Allen Dyer's NPI number?

The NPI number for Allen Dyer is 1649239443. It was assigned to this individual provider in the NPPES registry on March 21, 2006.

Where is Allen Dyer located?

Allen Dyer practices at Vamc Bldg 52 Lake St., Mountain Home, TN 37684. The listed phone number is (423) 439-8000.

What is Allen Dyer's specialty?

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

Is Allen Dyer enrolled in Medicare?

No. Allen Dyer has opted out of Medicare through December 14, 2026. 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 Allen Dyer was last updated on July 13, 2026. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 26 days 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.