Tina Ha-Johnson, CRNP
Acute Care Nurse Practitioner · Baltimore, MD
Tina Ha-Johnson, CRNP is an acute care nurse practitioner with a practice address in Baltimore, Maryland, and NPI 1881408656, issued on Feb 3, 2025. Check the license (Maryland R225672, as entered in NPPES) with the Maryland board that licenses this profession; the Medicare figures below come from public CMS files.
- Name
- Tina Ha-Johnson
- Credential
- CRNP
- Primary taxonomy
- Acute Care Nurse Practitioner 363LA2100X
- License number
- R225672 MD
Self-reported in NPPES; status is on the state search - Practice location
- Mercy Medical Center, Baltimore, MD 21202
- Phone
- (443) 306-9942
- Enumerated
- Feb 3, 2025
- Record last updated
- Jul 22, 2025
- Medicare enrollment
- Enrolled (PECOS I20250902003897); accepts Medicare assignment
- Entity
- Type 1 · individual
8 nearest acute care nurse practitioner records → All 755 in Maryland → Look up another NPI →
Verify Tina Ha-Johnson in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersWhich Maryland board licenses this profession
Search for license R225672Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
Bills Medicare through 2 group practices
- Alliance Specialty Partners LLCParkville, MD
- St Paul Place Specialists, Inc.Baltimore, MD
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
Tina Ha-Johnson among 755 acute care nurse practitioner records in Maryland
Tina Ha-Johnson, CRNP 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. Its NPI, issued in 2025, is newer than 94% of them.
- NPI issued2025 · 94% of these records are older, 2% newer
- In a Medicare fileYes · 79% of these records are
- In the CMS Doctors and Clinicians fileYes · 66% of these records are
- Graduated2016 · 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.
All 755 in Maryland → Every provider in Baltimore → Acute Care Nurse Practitioner nationwide →
The 8 acute care nurse practitioner records with the nearest ZIP codes
- Kristine Fisher, MSN, BSN, RN, AGACNPBaltimore, MD 212021003515792
- Lauren Power, CRNPBaltimore, MD 212021043690738
- Laura BerryBaltimore, MD 212011285493825
- Brande Deese, CRNPBaltimore, MD 212011275392607
- Emmelene Fernandez, MSN, AGACNPBaltimore, MD 212011265279376
- Madeleine FryzekBaltimore, MD 212011902759228
- Kirsten Jackson, APRNBaltimore, MD 212011740090315
- Gurmeet Kaur, CRNP, DNPBaltimore, MD 212011063397131
Common questions
What is Tina Ha-Johnson, CRNP's NPI number?
Tina Ha-Johnson, CRNP's National Provider Identifier (NPI) is 1881408656, issued on Feb 3, 2025. An NPI identifies a provider in billing; it is not a license.
Where is Tina Ha-Johnson, CRNP located?
The NPPES record lists a practice address at Mercy Medical Center, Baltimore, MD, 21202. Phone: (443) 306-9942. Providers update this record themselves, so call before visiting.
How can I verify Tina Ha-Johnson, CRNP's license?
NPPES lists Maryland license number R225672, 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. 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.