Provider records sourced from NPPES (CMS National Plan & Provider Enumeration System). Data current as of August 10, 2026.
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Dr. Christine Marie Hallman, DNP, APRN, ACHPN, NP-C

Individual provider Gerontology Nurse Practitioner · NPI 1275960635

Dr. Christine Marie Hallman, DNP, APRN, ACHPN, NP-C is a Nurse Practitioner in Columbia, Maryland. Qualified in 2019, 7 years ago. Practices with Medstar Medical Group II LLC, a 3,717-clinician group, accepts Medicare assignment and offers telehealth. Licensed in Tennessee.

Years since qualifying
7
Licensed in
TN
In the registry since
2013
Specialties on file
2
What do these letters mean?
DNP — Doctor of Nursing Practice
The highest clinical degree in nursing.
APRN — Advanced Practice Registered Nurse
The umbrella licence covering nurse practitioners, midwives, anaesthetists and clinical nurse specialists.
NP-C — Nurse Practitioner, Certified
A nurse practitioner certified by the AANP.

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Practice location Address checks out

10980 Grantchester Way
Columbia, MD 21044-6097
Phone: (202) 451-6882
Fax: (443) 537-9913
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Pin is approximate — placed at the ZIP-code centre, not the exact door.

Specialties & licences

Nurse Practitioner (primary) Taxonomy 363L00000X · Licence 18021 (TN)
Gerontology Nurse Practitioner Taxonomy 363LG0600X · Licence 18021 (TN)

Record details

NPI number1275960635
Entity typeIndividual (Type 1)
GenderFemale
Credentials DNP , APRN , ACHPN , NP-C
Sole proprietorNo
NPI enumeratedOctober 1, 2013
Last updated in NPPESFebruary 27, 2025
Certification dateFebruary 27, 2025

Medicare enrollment

From the CMS Doctors & Clinicians file — this clinician is enrolled in Medicare.

Medicare specialtyNURSE PRACTITIONER
Medical schoolOTHER
Graduated 2019 (7 years in practice)
Group practice Medstar Medical Group Ii Llc — 3717 clinicians
Accepts Medicare assignment Yes — accepts the Medicare-approved amount
TelehealthOffers telehealth services
Practice locations2 on file with Medicare

Other providers in Columbia