NPPES file of Aug 9, 2026

Jennifer Venus Mackenzie, AG-ACNP-BC

Acute Care Nurse Practitioner · Baltimore, MD

Jennifer Venus Mackenzie, AG-ACNP-BC is an acute care nurse practitioner with a practice address in Baltimore, Maryland, and NPI 1265314280, issued on Jul 22, 2025. Check the license (Maryland R256014, as entered in NPPES) with the Maryland 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
1265314280
Name
Jennifer Venus Mackenzie
Credential
AG-ACNP-BC
Primary taxonomy
Acute Care Nurse Practitioner 363LA2100X
License numbers
R256014 MD
0024195196 VA
Self-reported in NPPES; status is on the state search
Practice location
22 S Greene St, Baltimore, MD 21201
Phone
(410) 328-8667
Enumerated
Jul 22, 2025
Record last updated
Nov 25, 2025
Medicare enrollment
Enrolled (PECOS I20260521000645); 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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Also registered at 22 S Greene St

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

  1. Bizhan Aarabi, MDNeurological Surgery Physician1174578876
  2. Elsadig Abdalla, MDStudent in an Organized Health Care Education/Training Program1073364477
  3. Ehssan AbdolalizadehStudent in an Organized Health Care Education/Training Program1093653271
  4. Mohammad Abdulelah, MDStudent in an Organized Health Care Education/Training Program1114650108
  5. Leenah AbdulgaderStudent in an Organized Health Care Education/Training Program1386323301
  6. Ifedayo Abiola-Matthew, CRNPAcute Care Nurse Practitioner1033781117

Verify Jennifer Venus Mackenzie in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersWhich Maryland board licenses this profession
    Search for license R256014
    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 Maryland license search

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Jennifer Venus Mackenzie among 755 acute care nurse practitioner records in Maryland

Jennifer Venus Mackenzie, AG-ACNP-BC is one of 755 acute care nurse practitioner records with a practice address in Maryland. 79% 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 94% of them.

  • NPI issued2025 · 94% of these records are older, 2% newer
  • In a Medicare fileNo · 79% of these records are
  • In the CMS Doctors and Clinicians fileYes · 66% of these records are
  • Graduated2025 · median 2017 among the 494 with a school on file
  • Record last updated2025 · 53% of these records were not updated in five years or more

Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 363LA2100X and a Maryland practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).

423 acute care nurse practitioner records list a practice address in Baltimore

They are 423 of the 35,183 NPPES records with a practice address in Baltimore, and 755 acute care nurse practitioner records in Maryland. No Medicare prescribing, quality score, industry payment or hospital affiliation is published for this NPI.

The 8 acute care nurse practitioner records with the nearest ZIP codes

  1. Michelle Agostini, NPBaltimore, MD 212011346467610
  2. Lynn Dees, CRNPBaltimore, MD 212011265412316
  3. P Frawley, ACNPBaltimore, MD 212011215147814
  4. Colleen Gaffney, CRNPBaltimore, MD 212011295957579
  5. T. Nicole Kelley, RN, MS, CRNPBaltimore, MD 212011932241981
  6. Lou-Ellen Lallier, CRNPBaltimore, MD 212011649480096
  7. Benjamin Laughton, CRNPBaltimore, MD 212011902016512
  8. Melinda Lebrun, CRNPBaltimore, MD 212011639395932

Common questions

What is Jennifer Venus Mackenzie, AG-ACNP-BC's NPI number?

Jennifer Venus Mackenzie, AG-ACNP-BC's National Provider Identifier (NPI) is 1265314280, issued on Jul 22, 2025. An NPI identifies a provider in billing; it is not a license.

Where is Jennifer Venus Mackenzie, AG-ACNP-BC located?

The NPPES record lists a practice address at 22 S Greene St, Baltimore, MD, 21201. Phone: (410) 328-8667. Providers update this record themselves, so call before visiting.

How can I verify Jennifer Venus Mackenzie, AG-ACNP-BC's license?

NPPES lists Maryland license number R256014, as entered by the provider. Search the Maryland 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.

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.