NPPES file of Aug 9, 2026

Marianne Leigh Mumford, NNP-BC

Critical Care Neonatal Nurse Practitioner · Oklahoma City, OK

Marianne Leigh Mumford, NNP-BC is a critical care neonatal nurse practitioner with a practice address in Oklahoma City, Oklahoma, and NPI 1144033283, issued on Jan 31, 2025. Check the license with the Oklahoma board that licenses this profession; the federal record below is the public data PlainDoctor holds for this provider.

Record from CMS NPPES, file of Aug 9, 2026 · method · Verify with CMS →

NPPES recordNPPES file of Aug 9, 2026
1144033283
Name
Marianne Leigh Mumford
Credential
NNP-BC
Primary taxonomy
Critical Care Neonatal Nurse Practitioner 363LN0005X
License number
104709114 AL
Self-reported in NPPES; status is on the state search
Practice location
1200 Childrens Ave, Oklahoma City, OK 73104
Phone
(405) 271-4700
Enumerated
Jan 31, 2025
Record last updated
Jan 31, 2025
Medicare enrollment
Enrolled (PECOS I20250718002643); may accept Medicare assignment
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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8 nearest critical care neonatal nurse practitioner records → All 49 in Oklahoma → Look up another NPI →

Also registered at 1200 Childrens Ave

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

  1. Anabel AduPediatrics Physician1285522169
  2. Katlin Aeschleman, MSOP, COOrthotist1447784889
  3. Dorsa Ahlefeld, ARNPPediatric Nurse Practitioner1427246008
  4. Shkaib AhmadPediatrics Physician1740107838
  5. Syed Ahmed, MDNeonatal-Perinatal Medicine Physician1427585470
  6. Jolene Aitken, CPNP-ACAcute Care Nurse Practitioner1851781546

Verify Marianne Leigh Mumford in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersWhich Oklahoma board licenses this professionCheck 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 Oklahoma 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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Marianne Leigh Mumford among 49 critical care neonatal nurse practitioner records in Oklahoma

Marianne Leigh Mumford, NNP-BC is one of 49 critical care neonatal nurse practitioner records with a practice address in Oklahoma. 29% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does not. Its NPI, issued in 2025, is newer than 90% of them.

  • NPI issued2025 · 90% of these records are older, 6% newer
  • In a Medicare fileNo · 29% of these records are
  • In the CMS Doctors and Clinicians fileYes · 12% of these records are
  • Record last updated2025 · 55% of these records were not updated in five years or more

Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 363LN0005X and a Oklahoma practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).

Critical Care Neonatal Nurse Practitioner providers in Oklahoma

There are 49 critical care neonatal nurse practitioner records in Oklahoma. No Medicare prescribing, quality score, industry payment or hospital affiliation is published for this NPI.

All 49 in Oklahoma → Every provider in Oklahoma City → Critical Care Neonatal Nurse Practitioner nationwide →

The 8 critical care neonatal nurse practitioner records with the nearest ZIP codes

  1. Theresa Ashley, APN, NNP-BCOklahoma City, OK 731041841677622
  2. Lois Baez, ARNP, NNP-BCOklahoma City, OK 731041043506447
  3. Michelle Blunt, ARNPOklahoma City, OK 731041619022977
  4. Angela Boozer, APRN-CNPOklahoma City, OK 731041689192718
  5. Kahlene Christenson, APRN, CNPOklahoma City, OK 731041538404637
  6. Jennifer Fraysur, APRN-CNPOklahoma City, OK 731041578940532
  7. Carla Hetherington, APRNOklahoma City, OK 731041235515099
  8. Angelika Hooko, NNPOklahoma City, OK 731041841731361

Common questions

What is Marianne Leigh Mumford, NNP-BC's NPI number?

Marianne Leigh Mumford, NNP-BC's National Provider Identifier (NPI) is 1144033283, issued on Jan 31, 2025. An NPI identifies a provider in billing; it is not a license.

Where is Marianne Leigh Mumford, NNP-BC located?

The NPPES record lists a practice address at 1200 Childrens Ave, Oklahoma City, OK, 73104. Phone: (405) 271-4700. Providers update this record themselves, so call before visiting.

How can I verify Marianne Leigh Mumford, NNP-BC's license?

Search the Oklahoma board that licenses this profession; the NPPES record confirms identity only.

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

Written with AI tools from the named public files; every figure is computed from those files (how it is made).

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.