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DR. DIANN SHANNON PSY.D.
NPI 1043306665
Psychologist - Clinical in Denver, CO

Active since October 04, 2006Opted out of Medicare · through Jul 1, 2028
673 GRANT ST, DENVER, CO 80203(303) 860-9448(303) 860-0970 Get Directions Write a Review

NPPES record last updated: July 8, 2007. Verified against the NPPES registry weekly; last sync: September 20, 2026.

About Dr. Diann Shannon Psy.d. NPPES

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

DR. DIANN SHANNON PSY.D. (NPI 1043306665) is an individual clinical provider in Denver, Colorado, licensed in Colorado (1861) and active in the NPI registry since October 2006. She has opted out of Medicare through July 1, 2028 and remains eligible to order and refer.

NPPES Registry Identity

NPI1043306665
Entity TypeIndividualFemale
Primary Taxonomy103TC0700X
Provider Legal NameDR. DIANN SHANNONCredential: PSY.D.
Location Address673 GRANT STDenver, CO 80203-3506
Mailing Address673 Grant StDenver, CO 80203-3506 · (303) 860-9448 · Fax (303) 860-0970
Phone(303) 860-9448
Fax(303) 860-0970
Sole ProprietorYes
Enumeration DateOctober 4, 2006
Last NPPES UpdateJuly 8, 2007
✔ NPI 1043306665 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyPsychologist · ClinicalBehavioral Health & Social Service Providers
Taxonomy Code103TC0700X
License✔ Licensed in CO · 1861
Definition
A psychologist who provides continuing and comprehensive mental and behavioral health care for individuals and families; consultation to agencies and communities; training, education and supervision; and research-based practice. It is a specialty in breadth -- one that is broadly inclusive of severe psychopathology -- and marked by comprehensiveness and integration of knowledge and skill from a broad array of disciplines within and outside of psychology proper. The scope of clinical psychology encompasses all ages, multiple diversities and varied systems.
673 GRANT ST, Denver, CO 80203
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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. Diann Shannon Psy.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 July 1, 2016 through July 1, 2028.

Opt-Out Effective DateJuly 1, 2016
Opt-Out In Effect ThroughJuly 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 80203 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
$174.82 typical visit price
range $58.06 – $174.82
Typical copayment $43.70 (range $14.51 – $43.70)
Most-billed visit code 99205
Established Patient
$102.03 typical visit price
range $18.88 – $142.79
Typical copayment $25.50 (range $4.72 – $35.69)
Most-billed visit code 99214
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 7

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

DR. MARK A RUSH PH.D.
Psychologist
673 GRANT ST
DENVER, CO 80203
Denver County (303) 949-6297
AMY CALABRESE PSYD
Psychologist (Clinical)
673 GRANT ST
DENVER, CO 80203
Denver County (303) 831-0505
MS. CAROL LEAVENWORTH M.S.ED., LPC
Counselor (Mental Health)
673 GRANT ST
DENVER, CO 80203
Denver County (303) 830-0905
AMY GORSLINE, PSYD, PLLC
Psychologist (Clinical)
673 GRANT ST
DENVER, CO 80203
Denver County (303) 831-0505
DR. SCOTT ANDREW BOSCOE-HUFFMAN PSYD
Counselor
673 GRANT ST
DENVER, CO 80203
Denver County (303) 839-1498
BOSCOE-HUFFMAN WELLNESS CENTER, PLLC
Psychologist (Clinical Child & Adolescent)
673 GRANT ST
DENVER, CO 80203
Denver County (303) 839-1498
DR. MARK THOMAS PALMER MA, PHD
Psychologist
673 GRANT ST
DENVER, CO 80203
Denver County (720) 271-2199

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 Diann Shannon's NPI number?

The NPI number for Diann Shannon is 1043306665. It was assigned to this individual provider in the NPPES registry on October 4, 2006.

Where is Diann Shannon located?

Diann Shannon practices at 673 Grant St, Denver, CO 80203. The listed phone number is (303) 860-9448.

What is Diann Shannon's specialty?

The primary specialty registered for this NPI is Psychologist, specializing in Clinical, with taxonomy code 103TC0700X.

Is Diann Shannon enrolled in Medicare?

No. Diann Shannon has opted out of Medicare through July 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 Diann Shannon 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.