NPPES file of Aug 9, 2026

Kelly O'Neal Callahan, MSN, FNP-C

Family Nurse Practitioner · Kingwood, TX

Kelly O'Neal Callahan, MSN, FNP-C is a family nurse practitioner with a practice address in Kingwood, Texas, and NPI 1235481037, issued on Oct 4, 2012. Check the license (Texas AP122085, as entered in NPPES) with the Texas board that licenses this profession; the Medicare figures below come from public CMS files.

Record from CMS NPPES, file of Aug 9, 2026 · Medicare files 2023 and 2024 · method · Verify with CMS →

NPPES recordNPPES file of Aug 9, 2026
1235481037
Name
Kelly O'Neal Callahan
Credential
MSN, FNP-C
Primary taxonomy
Family Nurse Practitioner 363LF0000X
License number
AP122085 TX
Self-reported in NPPES; status is on the state search
Practice location
4420 Kingwood Dr, Kingwood, TX 77339
Phone
(281) 360-4800
Enumerated
Oct 4, 2012
Record last updated
Jul 24, 2023
Medicare enrollment
Enrolled (PECOS I20141223000263); accepts Medicare assignment
Medical or professional school
University Of Texas Medical Branch At Galveston, 2012
Entity
Type 1 · individual
Public record from CMS NPPES (open it on the CMS NPI Registry). Enrollment, assignment, school and telehealth: CMS Doctors and Clinicians file, Aug 2026. A record is not a license: verify it with the state board.
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Also registered at 4420 Kingwood Dr

A shared address usually means a shared clinic or building; it does not show who employs whom.

  1. Kelli Arceneaux, PHARMDPharmacist1780264713
  2. Merlendi Brown, FNPFamily Nurse Practitioner1225651219
  3. Emmah Chombah, ARNPFamily Nurse Practitioner1962954644
  4. Andrian Hardwell, FNPFamily Nurse Practitioner1851093736
  5. Eva Rodriguez, APRN-CNPFamily Nurse Practitioner1083200687
  6. Paulette SenegalFamily Nurse Practitioner1013489129

Verify Kelly O'Neal Callahan in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersWhich Texas board licenses this profession
    Search for license AP122085
    Check the board
  3. 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
  4. 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
  5. 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
Find the Texas license search

PlainDoctor does not match the HHS-OIG exclusion list to individual records: most entries carry no NPI. Search the OIG exclusion list by name.

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64% more Medicare Part D claims than the average family nurse practitioner in 2024

2,142 Medicare Part D claims for 411 beneficiaries, against an average of 1,305 among the 140,557 providers of this specialty who prescribed in Part D. Brand-name drugs were 10% of claims. 51 claims were for opioids.

  1. Kelly Callahan2,142
  2. Specialty average1,305

Most prescribed

  1. Atorvastatin Calcium119 claims
  2. Amlodipine Besylate74 claims
  3. Gabapentin67 claims
  4. Levothyroxine Sodium65 claims
  5. Albuterol Sulfate Hfa63 claims
  6. Lisinopril62 claims

Source: CMS Medicare Part D Prescribers by Provider and Drug, 2024 (data.cms.gov). Part D covers prescriptions for Medicare patients only; drugs with fewer than 11 claims are not published.

The practice group's MIPS final score for 2023 (Medicare payment program): 86.3 of 100

The Merit-based Incentive Payment System score is reported for the practice group, not for one clinician alone. Four categories are weighted into the final score; the average among 454,083 clinicians with a measured score was 83.5.

  1. Qualityout of 100 · 30% of the final score79.4
  2. Costout of 100 · 30%92.1
  3. Promoting interoperabilitynot scored (reweighted)
  4. Improvement activities40 of 40 points · 15%100.0

Source: CMS Quality Payment Program, MIPS performance year 2023, group reporting; category weights for 2023 (qpp.cms.gov).

Bills Medicare through one group practice

  1. Kelsey-Seybold Medical Group, PLLCPorter, TX

Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).

Kelly O'Neal Callahan among 21,242 family nurse practitioner records in Texas

Kelly O'Neal Callahan, MSN, FNP-C is one of 21,242 family nurse practitioner records with a practice address in Texas. 75% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2012, is newer than 16% of them.

  • NPI issued2012 · 16% of these records are older, 81% newer
  • In a Medicare fileYes · 75% of these records are
  • In the CMS Doctors and Clinicians fileYes · 53% of these records are
  • Graduated2012 · median 2018 among the 11,286 with a school on file
  • Record last updated2023 · 38% of these records were not updated in five years or more

Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 363LF0000X and a Texas practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).

70 family nurse practitioner records list a practice address in Kingwood

They are 70 of the 1,799 NPPES records with a practice address in Kingwood, and 21,242 family nurse practitioner records in Texas.

The 8 family nurse practitioner records with the nearest ZIP codes

  1. Jeffrey Angell, NP-CKingwood, TX 773391497002877
  2. Regenna Babin, NPKingwood, TX 773391790932150
  3. Tamaura Baughman, APRNKingwood, TX 773391437520921
  4. Deanna Camacho, FNPKingwood, TX 773391558763060
  5. Emmah Chombah, ARNPKingwood, TX 773391962954644
  6. James Collins, MSN-FNPKingwood, TX 773391306216205
  7. James Cook, APRNKingwood, TX 773391639613508
  8. Luis Rolando FadrigoKingwood, TX 773391225425549

Common questions

What is Kelly O'Neal Callahan, MSN, FNP-C's NPI number?

Kelly O'Neal Callahan, MSN, FNP-C's National Provider Identifier (NPI) is 1235481037, issued on Oct 4, 2012. An NPI identifies a provider in billing; it is not a license.

Where is Kelly O'Neal Callahan, MSN, FNP-C located?

The NPPES record lists a practice address at 4420 Kingwood Dr, Kingwood, TX, 77339. Phone: (281) 360-4800. Providers update this record themselves, so call before visiting.

How can I verify Kelly O'Neal Callahan, MSN, FNP-C's license?

NPPES lists Texas license number AP122085, as entered by the provider. Search the Texas board that licenses this profession; the NPPES record confirms identity only.

How much does Kelly O'Neal Callahan, MSN, FNP-C prescribe under Medicare Part D?

In 2024, Kelly O'Neal Callahan, MSN, FNP-C had 2,142 Medicare Part D claims for 411 beneficiaries; the average among family nurse practitioner prescribers was 1,305. Part D covers Medicare prescriptions only.

What is Kelly O'Neal Callahan, MSN, FNP-C's MIPS final score?

The 2023 MIPS final score is 86.3 of 100, reported for the practice group. The average among 454,083 clinicians with a measured score was 83.5.

Source: CMS National Plan and Provider Enumeration System (NPPES), file of Aug 9, 2026 (NPPES files on CMS.gov); NUCC Health Care Provider Taxonomy. Medicare files from data.cms.gov. An NPI identifies who bills; it is not a license.

Figures on PlainDoctor are read from the federal files each page names (CMS NPPES, Medicare Part D, MIPS, Open Payments; the HHS-OIG exclusion list only as counts) and from Census population estimates, with the file date shown beside them. See our editorial standards & corrections policy, the methodology behind these numbers, or report a data error. Data current as of Aug 9, 2026.