DR. DEREK RYAN HOLMES (D.O.) – Obstetrics & Gynecology Physician, NPI 1851519813

DR. DEREK RYAN HOLMES (D.O.) is a healthcare provider. based in Ponca city, Oklahoma. specializing in OBSTETRICS/GYNECOLOGY. They hold the professional credentials D.O.. They hold a License No. 0102204551 (VA). The NPI Number for DR. DEREK RYAN HOLMES (D.O.) is 1851519813

Main info

Male
23 Years Of Experience
Accepts Medicare Assignment
Name
DR. DEREK RYAN HOLMES (D.O.)
NPI
1851519813
Phone
(580) 767-1777
Address
1717 N 4TH ST
Enumeration Date
23 April 2007
Last Update Date
17 October 2025

Doctor Profile

Medical School Name
OKLAHOMA STATE UNIVERSITY COLLEGE OF OSTEOPATHIC MEDICINE
Secondary Phone
5404844836
Graduation Year
2003 (23 years ago)
PAC ID
4183655764
Group Practice PAC ID
5890607253
Professional Enrollment ID
I20161114001502
Address ID
VA241511767RO390XXSTXX401

Contacts

Secure Messaging
dholmes87162@direct.carilionclinic.org
Data current as of
19 May 2026

Profile Insights

NPPES metrics only — not quality of care.

Methodology
Experience67
Completeness95
Years active:19State licenses:1Other names

480 OBSTETRICS/GYNECOLOGY in OK

Provider Addresses for DR. DEREK RYAN HOLMES (D.O.)

  • 1717 N 4TH ST

    SUITE 101

    PONCA CITY, OK 746012748

    Phone: (580) 767-1777

    Fax: (580) 762-2917

    Type: Mailing

  • 213 S JEFFERSON ST STE 1006

    ROANOKE, VA 240111713

    Phone:

    Type: Mailing

  • 390 S MAIN ST STE 101

    ROCKY MOUNT, VA 241511767

    Phone: (540) 484-4836

    Fax: (540) 484-4837

    Type: Location

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: 2016-11-14

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
I20161114001502IObstetrics/GynecologyVATBD

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 74601)

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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: 5890607253View full group profile

Reviews

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Frequently asked questions

How do I look up DR. DEREK RYAN HOLMES (D.O.) by NPI?
Use NPI 1851519813 when you need to reference DR. DEREK RYAN HOLMES (D.O.) in forms, claims, or directories.
Is DR. DEREK RYAN HOLMES (D.O.)'s enrollment marked active?
An active flag here means the NPI record is not in a deactivated state.
Does DR. DEREK RYAN HOLMES (D.O.) list a primary specialty?
If you are matching referrals, note Obstetrics & Gynecology Physician for DR. DEREK RYAN HOLMES (D.O.). Clinical services aligned with this taxonomy classification.
Where is DR. DEREK RYAN HOLMES (D.O.)'s primary listing?
We display Ponca City, Oklahoma because that is what the record indicates for DR. DEREK RYAN HOLMES (D.O.).
Is this NPI for an individual or an organization?
This listing corresponds to an Individual Provider.

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