NPPES file of Aug 9, 2026

Sydney Grace Denning

Adult Development & Aging Psychologist · Clinton, MT

Sydney Grace Denning is an adult development & aging psychologist with a practice address in Clinton, Montana, and NPI 1386504108, issued on Nov 14, 2025. Check the license with the Montana board that licenses this profession; the federal record below is the public data PlainDoctor holds for this provider.

Record from CMS NPPES, file of Aug 9, 2026 · method · Verify with CMS →

NPPES recordNPPES file of Aug 9, 2026
1386504108
Name
Sydney Grace Denning
Primary taxonomy
Adult Development & Aging Psychologist 103TA0700X
Practice location
10 Bucking Horse LN, Clinton, MT 59825
Phone
(406) 531-2821
Enumerated
Nov 14, 2025
Record last updated
Nov 14, 2025
Entity
Type 1 · individual
Public record from CMS NPPES (open it on the CMS NPI Registry). A record is not a license: verify it with the state board.
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Verify Sydney Grace Denning in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersWhich Montana board licenses this professionCheck the board
  3. 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
  4. 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
  5. 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
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1 adult development & aging psychologist records list a practice address in Clinton

They are 1 of the 11 NPPES records with a practice address in Clinton, and 2 adult development & aging psychologist records in Montana. No Medicare prescribing, quality score, industry payment or hospital affiliation is published for this NPI.

All 2 in Montana → Every provider in Clinton →

Other adult development & aging psychologist records in Montana

  1. Lilleeanna FreyholtzMissoula, MT1922969237

Common questions

What is Sydney Grace Denning's NPI number?

Sydney Grace Denning's National Provider Identifier (NPI) is 1386504108, issued on Nov 14, 2025. An NPI identifies a provider in billing; it is not a license.

Where is Sydney Grace Denning located?

The NPPES record lists a practice address at 10 Bucking Horse LN, Clinton, MT, 59825. Phone: (406) 531-2821. Providers update this record themselves, so call before visiting.

How can I verify Sydney Grace Denning's license?

Search the Montana board that licenses this profession; the NPPES record confirms identity only.

Source: CMS National Plan and Provider Enumeration System (NPPES), file of Aug 9, 2026 (NPPES files on CMS.gov); NUCC Health Care Provider Taxonomy. An NPI identifies who bills; it is not a license.

Written with AI tools from the named public files; every figure is computed from those files (how it is made).

Figures on PlainDoctor are read from the federal files each page names (CMS NPPES, Medicare Part D, MIPS, Open Payments; the HHS-OIG exclusion list only as counts) and from Census population estimates, with the file date shown beside them. See our editorial standards & corrections policy, the methodology behind these numbers, or report a data error. Data current as of Aug 9, 2026.