MR. JOHN C VALLANDIGHAM (M.D.) – Internal Medicine Physician, NPI 1265438501

MR. JOHN C VALLANDIGHAM (M.D.) is a healthcare provider. based in Chickasha, Oklahoma. specializing in Internal Medicine Physician. They hold the professional credentials M.D.. They hold a License No. 24142 (OK). The NPI Number for MR. JOHN C VALLANDIGHAM (M.D.) is 1265438501

Main info

Male
44 Years Of Experience
Accepts Medicare Assignment
Name
MR. JOHN C VALLANDIGHAM (M.D.)
NPI
1265438501
Phone
(405) 896-8058
Address
304 S 29TH ST
Enumeration Date
22 June 2005
Last Update Date
21 July 2022

Doctor Profile

Medical School Name
UN OF CALIFORNIA, IRVINE, COLLEGE OF MEDICINE
Secondary Phone
4058968058
Graduation Year
1982 (44 years ago)
PAC ID
1557324241
Group Practice PAC ID
0648400903
Professional Enrollment ID
I20050210000394
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

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Provider Addresses for MR. JOHN C VALLANDIGHAM (M.D.)

  • South 29th Street, Chickasha, Grady County, Oklahoma, 73018, United States

    CHICKASHA, OK 730182501

    Phone: (405) 896-8058

    Fax: (855) 223-1999

    Type: Location

  • 15705 E 112th St N

    Owasso, OK 740555028

    Phone: (918) 807-9063

    Type: Location

  • 591 E 36th St N

    Tulsa, OK 741061812

    Phone: (918) 619-8700

    Fax: (918) 634-7884

    Type: Location

  • PO BOX 929

    CHICKASHA, OK 730230929

    Phone: (405) 896-8058

    Fax: (855) 223-1999

    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: 2024-03-07

PECOS data refreshed: 2026-05-27

Medicare revalidation (CMS due date list)

Due date not assigned yet

CMS is tracking 3 Medicare enrollment records; no due dates published yet.

Enrollment records

3

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
I20050210000394IInternal MedicineOKTBD
I20160912001202IPulmonary DiseaseINTBD
I20240307000848ICritical Care (Intensivists)ARTBD

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
99232Subsequent hospital care with moderate levelof medical decision making, if using time, at least 35 minutes8147$0
99238Hospital discharge day management, 30 minutes or less5453$0
93798Outpatient heart rehabilitation with electrocardiogram (ecg) monitoring, quality health care professional services5116$0
99223Initial hospital care with moderate level of medical decision making, if using time, at least 75 minutes2828$0
99233Subsequent hospital care with moderate levelof medical decision making, if using time, at least 50 minutes2616$0
View full utilization report →

Insurance plans in this area (ZIP 73018)

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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: 0648400903View full group profile

Reviews

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Frequently asked questions

What is the 10-digit NPI for MR. JOHN C VALLANDIGHAM (M.D.)?
MR. JOHN C VALLANDIGHAM (M.D.) — NPI 1265438501 — is the standard way to identify this listing.
Is MR. JOHN C VALLANDIGHAM (M.D.) listed as active for patients and plans?
The listing shows MR. JOHN C VALLANDIGHAM (M.D.) as active in the NPI system.
What is MR. JOHN C VALLANDIGHAM (M.D.)'s specialty?
The listing groups MR. JOHN C VALLANDIGHAM (M.D.) with Internal Medicine Physician. Clinical services aligned with this taxonomy classification.
What address line appears for MR. JOHN C VALLANDIGHAM (M.D.)?
MR. JOHN C VALLANDIGHAM (M.D.)'s geographic hint is Chickasha, Oklahoma in our summary view.
Why does MR. JOHN C VALLANDIGHAM (M.D.) have multiple addresses?
4 practice locations appear in the available data. Multiple addresses are common for hospital privileges, telehealth, or multi-site groups.

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