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HEATHER HOLLINGSWORTH HALLMARK MSN, APRN-C, AGPCNP
NPI 1922505593
Nurse Practitioner in Oklahoma City, OK

Active since April 10, 2018
921 NE 13TH ST, OKLAHOMA CITY, OK 73104(405) 456-3409(405) 456-5390 Get Directions Write a Review

NPPES record last updated: February 9, 2022. Verified against the NPPES registry weekly; last sync: August 02, 2026.

Record update history: Feb 9, 2022, Apr 10, 2018 (2 updates tracked since 2018).

About Heather Hollingsworth Hallmark Msn, Aprn-c, Agpcnp NPPES

Official registry information on file with the National Plan and Provider Enumeration System.

HEATHER HOLLINGSWORTH HALLMARK MSN, APRN-C, AGPCNP (NPI 1922505593) is an individual nurse practitioner in Oklahoma City, Oklahoma, licensed in Oklahoma (99801) and active in the NPI registry since April 2018.

NPPES Registry Identity

NPI1922505593
Entity TypeIndividualFemale
Primary Taxonomy363L00000X
Provider Legal NameHEATHER HOLLINGSWORTH HALLMARKCredential: MSN, APRN-C, AGPCNP
Location Address921 NE 13TH STOklahoma City, OK 73104-5007
Mailing Address921 Ne 13th St Fl Service4Oklahoma City, OK 73104-5007 · (405) 456-3409 · Fax (405) 456-5390
Phone(405) 456-3409
Fax(405) 456-5390
Sole ProprietorNo
Enumeration DateApril 10, 2018
Last NPPES UpdateFebruary 9, 20222 updates tracked since enumeration
NPPES CertifiedFebruary 9, 2022
✔ NPI 1922505593 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyNurse PractitionerPhysician Assistants & Advanced Practice Nursing Providers
Taxonomy Code363L00000X
License✔ Licensed in OK · 99801
Definition
(1) A registered nurse provider with a graduate degree in nursing prepared for advanced practice involving independent and interdependent decision making and direct accountability for clinical judgment across the health care continuum or in a certified specialty. (2) A registered nurse who has completed additional training beyond basic nursing education and who provides primary health care services in accordance with state nurse practice laws or statutes. Tasks performed by nurse practitioners vary with practice requirements mandated by geographic, political, economic, and social factors. Nurse practitioner specialists include, but are not limited to, family nurse practitioners, gerontological nurse practitioners, pediatric nurse practitioners, obstetric-gynecologic nurse practitioners, and school nurse practitioners.
921 NE 13TH ST, Oklahoma City, OK 73104
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Other Providers at the Same Location NPPES 20

Providers registered at the same practice address, or within the immediate area, according to the NPPES registry.

DR. JENNIFER KATHLEEN HINKLE MD
Radiology (Diagnostic Radiology)
921 NE 13TH ST
OKLAHOMA CITY, OK 73104
Oklahoma County (405) 456-2589
ADIL TUMBI MD
Psychiatry & Neurology (Psychiatry)
921 NE 13TH ST
OKLAHOMA CITY, OK 73104
Oklahoma County (405) 456-3184
MONICA GARRETT
Social Worker (Clinical)
921 NE 13TH ST
OKLAHOMA CITY, OK 73104
Oklahoma County (405) 456-1000
REBEKAH LEA MAXWELL RD
Dietitian, Registered
921 NE 13TH ST
OKLAHOMA CITY, OK 73104
Oklahoma County (405) 456-1000
NICOLE DENISE FLEMING LCSW
Social Worker (Clinical)
921 NE 13TH ST
OKLAHOMA CITY, OK 73104
Oklahoma County (405) 456-1000
DR. HANIFAH JAMILAH DAVIS PHARM.D.
Pharmacist
921 NE 13TH ST
OKLAHOMA CITY, OK 73104
Oklahoma County (405) 456-4131
DR. CRYSTAL RAJAN
Dentist
921 NE 13TH ST
OKLAHOMA CITY, OK 73104
Oklahoma County (405) 456-1000
BROOKS WINN PMHNP-BC
Nurse Practitioner (Psychiatric/Mental Health)
921 NE 13TH ST
OKLAHOMA CITY, OK 73104
Oklahoma County (405) 614-3865

Frequently Asked Questions NPPES & CMS

Common questions about this NPI record, answered from the official NPPES registry and CMS datasets shown on this page.

What is Heather Hallmark's NPI number?

The NPI number for Heather Hallmark is 1922505593. It was assigned to this individual provider in the NPPES registry on April 10, 2018.

Where is Heather Hallmark located?

Heather Hallmark practices at 921 NE 13th St, Oklahoma City, OK 73104. The listed phone number is (405) 456-3409.

What is Heather Hallmark's specialty?

The primary specialty registered for this NPI is Nurse Practitioner with taxonomy code 363L00000X.

When was this NPI record last updated?

The NPPES record for Heather Hallmark was last updated on February 9, 2022. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 4 years ago. If this record has changed at CMS more recently, you can request an on-demand re-check against the live CMS registry, directly from this page.