MS. GAIL MARY FLACK (LCSW) – Multi-Specialty Clinic/Center, NPI 1396980728

MS. GAIL MARY FLACK (LCSW) is a healthcare provider. based in Tulsa, Oklahoma. specializing in CLINICAL SOCIAL WORKER. They hold the professional credentials LCSW. They hold a License No. 3550 (OK). The NPI Number for MS. GAIL MARY FLACK (LCSW) is 1396980728

Main info

Female
Sole Proprietor
21 Years Of Experience
Accepts Medicare Assignment
Name
MS. GAIL MARY FLACK (LCSW)
NPI
1396980728
Phone
(918) 382-3541
Address
635 W 11TH ST
Enumeration Date
15 December 2008
Last Update Date
15 December 2008

Doctor Profile

Medical School Name
OTHER
Secondary Phone
9185822131
Graduation Year
2005 (21 years ago)
PAC ID
0941547244
Group Practice PAC ID
5496644049
Professional Enrollment ID
I20190124001789
Address ID
OK741205407TU1620XSTXX400
Data current as of
20 May 2026

Profile Insights

NPPES metrics only — not quality of care.

Methodology
Experience48
Completeness75
Years active:17State licenses:1Digital endpointsOther names

628 CLINICAL SOCIAL WORKER in OK

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Provider Addresses for MS. GAIL MARY FLACK (LCSW)

  • 635, West 11th Street, Riverview, Tulsa, Tulsa County, Oklahoma, 74127, United States

    TULSA, OK 741279014

    Phone: (918) 382-3541

    Fax: (918) 382-4621

    Type: Location

  • 2507, East 2nd Street South, Kendall-Whittier, Tulsa, Oklahoma, 74104, United States

    TULSA, OK 741041903

    Phone: (918) 584-0290

    Fax: (918) 584-0290

    Type: Mailing

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: 2019-01-24

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
I20190124001789IClinical Social WorkerOKTBD

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.

Top Medicare procedures (2023) · refreshed 2026-05-27

HCPCSDescriptionServicesBeneficiariesMedicare allowed
90834Psychotherapy, 45 minutes6716$0
90832Psychotherapy, 30 minutes2011$0
View full utilization report →

Insurance plans in this area (ZIP 74127)

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Group practice members

Group practice members are other physicians who share the same Group Practice PAC ID with this doctor. When doctors form a group practice and register in PECOS as a single entity, they receive a shared identification number. This table lists all providers in the same group practice.
PAC ID: 5496644049View full group profile
NameSpecialtyState
-OK
-OK
Nurse PractitionerOK
Clinical Social WorkerOK
P S Y C H I A T R YOK
Mental Health CounselorOK
P S Y C H I A T R YOK
Nurse PractitionerOK
Clinical Social WorkerOK
Clinical Social WorkerOK

Reviews

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Frequently asked questions

How do payers reference MS. GAIL MARY FLACK (LCSW)?
For MS. GAIL MARY FLACK (LCSW), use NPI 1396980728 as the unique 10-digit identifier.
Active or inactive — what applies to MS. GAIL MARY FLACK (LCSW)?
You should see MS. GAIL MARY FLACK (LCSW) as active in CMS-hosted NPPES data.
How would a patient describe MS. GAIL MARY FLACK (LCSW)'s focus?
For MS. GAIL MARY FLACK (LCSW), the primary taxonomy reads as Multi-Specialty Clinic/Center. Clinical services aligned with this taxonomy classification.
Is MS. GAIL MARY FLACK (LCSW) associated with Tulsa?
Public fields place MS. GAIL MARY FLACK (LCSW) around Tulsa, Oklahoma. Always confirm the exact site before visiting.
Does MS. GAIL MARY FLACK (LCSW) accept insurance?
Insurance participation is not part of the core NPI extract — call the plan or office to confirm.

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