DR. L MICHAEL SIEGENTHALER (PT, DPT) – Physical Therapist, NPI 1801861711

DR. L MICHAEL SIEGENTHALER (PT, DPT) is a healthcare provider. based in Okmulgee, Oklahoma. specializing in PHYSICAL THERAPIST IN PRIVATE PRACTICE. They hold the professional credentials PT, DPT. They hold a License No. PT2167 (OK). The NPI Number for DR. L MICHAEL SIEGENTHALER (PT, DPT) is 1801861711

Main info

Male
21 Years Of Experience
Accepts Medicare Assignment
Name
DR. L MICHAEL SIEGENTHALER (PT, DPT)
NPI
1801861711
Phone
(918) 756-3330
Address
813 E 6TH ST STE 300
Enumeration Date
22 February 2006
Last Update Date
10 August 2023

Doctor Profile

Medical School Name
OTHER
Secondary Phone
9187563330
Graduation Year
2005 (21 years ago)
PAC ID
3173420171
Group Practice PAC ID
3375893936
Professional Enrollment ID
I20061113000177
Address ID
OK744474701OK813XXSTXX401
Data current as of
19 May 2026

Profile Insights

NPPES metrics only — not quality of care.

Methodology
Experience64
Completeness75
Years active:20State licenses:1Digital endpointsOther names

845 PHYSICAL THERAPIST IN PRIVATE PRACTICE in OK

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Provider Addresses for DR. L MICHAEL SIEGENTHALER (PT, DPT)

  • 813 E 6TH ST STE 300

    OKMULGEE, OK 744474701

    Phone: (918) 756-3330

    Fax: (918) 756-3332

    Type: Mailing

  • 114, West 7th Street, Okmulgee, Okmulgee County, Oklahoma, 74447, United States

    OKMULGEE, OK 744475052

    Phone: (918) 756-3330

    Fax: (918) 756-3332

    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: 2006-11-13

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
I20061113000177IPhysical Therapist In Private PracticeOKTBD

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
97110Therapy procedure using exercise to develop strength, endurance, range of motion, and flexibility, each 15 minutes87353$0
97140Therapy procedure using manual technique, each 15 minutes24435$0
97112Therapy procedure to re-educate brain-to-nerve-to-muscle function, each 15 minutes19232$0
97161Evaluation for physical therapy, typically 20 minutes4744$0
View full utilization report →

Insurance plans in this area (ZIP 74447)

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Provider's Procedures

DR. L MICHAEL SIEGENTHALER (PT, DPT) performs procedures in PHYSICAL THERAPIST IN PRIVATE PRACTICE. See the list of HCPCS codes below.
SpecialtyPractice State
HCPCS Code
Description
Service Count
Beneficiary Count
PHYSICAL THERAPYOK97001Physical therapy evaluation7973
PHYSICAL THERAPYOK97140Manual (physical) therapy techniques to 1 or more regions, each 15 minutes46269

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: 3375893936View full group profile
NameSpecialtyState
Physical Therapist In Private PracticeOK
Occupational Therapist In Private PracticeOK

Reviews

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Frequently asked questions

Is there an official ID for DR. L MICHAEL SIEGENTHALER (PT, DPT) in U.S. healthcare records?
The official identifier for DR. L MICHAEL SIEGENTHALER (PT, DPT) is NPI 1801861711.
Active or inactive — what applies to DR. L MICHAEL SIEGENTHALER (PT, DPT)?
You should see DR. L MICHAEL SIEGENTHALER (PT, DPT) as active in CMS-hosted NPPES data.
What kind of doctor is DR. L MICHAEL SIEGENTHALER (PT, DPT)?
DR. L MICHAEL SIEGENTHALER (PT, DPT) is associated with Physical Therapist in the directory — Clinical services aligned with this taxonomy classification.
What practice footprint exists for DR. L MICHAEL SIEGENTHALER (PT, DPT)?
Travel planning: use Okmulgee, Oklahoma as the reference point for DR. L MICHAEL SIEGENTHALER (PT, DPT), then confirm.
When was this NPI issued?
Enumeration for DR. L MICHAEL SIEGENTHALER (PT, DPT) is noted as February 22, 2006 where the registry provides it.

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