ELIZABETH A MELLES (PHD) – Clinical Psychologist, NPI 1528748993

ELIZABETH A MELLES (PHD) is a healthcare provider. based in Tahlequah, Oklahoma. specializing in Clinical Psychologist. They hold the professional credentials PHD. They hold a License No. 1438 (OK). The NPI Number for ELIZABETH A MELLES (PHD) is 1528748993

Main info

Female
Name
ELIZABETH A MELLES (PHD)
NPI
1528748993
Phone
(918) 708-9558
Address
310 W KEETOOWAH ST
Enumeration Date
20 July 2023
Last Update Date
20 July 2023
Data current as of
19 May 2026

Profile Insights

NPPES metrics only — not quality of care.

Methodology
Experience28
Completeness75
Years active:2State licenses:1Digital endpointsOther names

Provider Addresses for ELIZABETH A MELLES (PHD)

  • 310 W KEETOOWAH ST

    TAHLEQUAH, OK 744643824

    Phone: (918) 708-9558

    Fax: (918) 708-9580

    Mailing address matches the actual address.

NPPES updates history

No NPPES updates recorded for this provider.

Prescription Activity

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Open Payments (CMS)

No Open Payments data available for this provider.

This can happen when there are no reportable CMS Open Payments records.

Medicare Enrollment & Revalidation

Source: CMS public data · Not endorsed by CMS ·

Educational use only—not medical, billing, or legal advice.

PECOS enrollment status

Participating (accepts Medicare assignment)

Enrollment effective: 2023-09-19

PECOS data refreshed: 2026-05-27

Medicare revalidation (CMS due date list)

Due date not assigned yet

CMS is tracking this Medicare enrollment for revalidation, but has not published a due date.

Enrollment records

1

Earliest due date

Not assigned (TBD)

CMS data updated

2026-06-01

Revalidation progress

  1. Medicare enrolled
  2. On CMS revalidation list
  3. Due date assigned
  4. Revalidate in PECOS

CMS enrollment records

Enrollment IDTypeSpecialtyStateDue date
I20230919002304IClinical PsychologistOKTBD

What to do next

  • No action required while the due date shows TBD.
  • Check the CMS Revalidation Lookup Tool periodically — CMS updates the list about every 60 days.
  • Do not submit a revalidation application in PECOS until CMS publishes a concrete due date.

Verify on CMS Revalidation Lookup Tool

Prepare CMS-855 application → · Look up this NPI in PECOS → · Verify on CMS PECOS

Medicare Utilization (FFS)

Source: CMS public data · Not endorsed by CMS · Beneficiary counts under 11 are suppressed in source data ·

Educational use only—not medical, billing, or legal advice.

No Medicare fee-for-service utilization data available for this provider in our database.

Insurance plans in this area (ZIP 74464)

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Reviews

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Frequently asked questions

Can I cross-check ELIZABETH A MELLES (PHD) using NPI 1528748993?
NPI 1528748993 belongs to ELIZABETH A MELLES (PHD); compare other details if you need extra assurance.
Active or inactive — what applies to ELIZABETH A MELLES (PHD)?
You should see ELIZABETH A MELLES (PHD) as active in CMS-hosted NPPES data.
What clinical focus is listed for ELIZABETH A MELLES (PHD)?
At a glance, ELIZABETH A MELLES (PHD) is tied to Clinical Psychologist. Clinical services aligned with this taxonomy classification.
Is ELIZABETH A MELLES (PHD) associated with Tahlequah?
Public fields place ELIZABETH A MELLES (PHD) around Tahlequah, Oklahoma. Always confirm the exact site before visiting.
Does inactive status remove historical data?
Historical rows can remain visible after status changes — read the dates carefully.

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