NPPES file of Aug 9, 2026

Grace So

Nurse Practitioner · Columbia, MD

Grace So is a nurse practitioner with a practice address in Columbia, Maryland, and NPI 1245196716, issued on Dec 29, 2025. Check the license (Maryland R231800, as entered in NPPES) with the Maryland board that licenses this profession; the Medicare figures below come from public CMS files.

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

NPPES recordNPPES file of Aug 9, 2026
1245196716
Name
Grace So
Primary taxonomy
Nurse Practitioner 363L00000X
License number
R231800 MD
Self-reported in NPPES; status is on the state search
Practice location
6334 Cedar LN Ste 103, Columbia, MD 21044
Phone
(310) 531-2355
Enumerated
Dec 29, 2025
Record last updated
Feb 23, 2026
Medicare enrollment
Enrolled (PECOS I20260306003644); accepts Medicare assignment
Medical or professional school
University Of Maryland School Of Medicine, 2025
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 nurse practitioner records → All 1,248 in Maryland → Look up another NPI →

Also registered at 6334 Cedar LN Ste 103

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

  1. Ye Rae ChoAdult Health Nurse Practitioner1194369843
  2. Ozioma Erondu, DNP, CRNPAdult Health Nurse Practitioner1700499134
  3. Victoria Incoom, CRNPFamily Nurse Practitioner1437811445
  4. Andrew Lazris, MDInternal Medicine Physician1427023944
  5. Kathryn Scallion, CRNPFamily Nurse Practitioner1174037147
  6. Alexandra WozniakPrimary Care Nurse Practitioner1962989020

Verify Grace So 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 R231800    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

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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Bills Medicare through one group practice

  1. Personal Physician Care, LLCColumbia, MD

Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).

Grace So among 1,248 nurse practitioner records in Maryland

Grace So is one of 1,248 nurse practitioner records with a practice address in Maryland. 68% 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 92% of them.

  • NPI issued2025 · 92% of these records are older, 2% newer
  • In a Medicare fileYes · 68% of these records are
  • In the CMS Doctors and Clinicians fileYes · 52% of these records are
  • Graduated2025 · median 2018 among the 655 with a school on file
  • Record last updated2026 · 48% of these records were not updated in five years or more

Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 363L00000X and a Maryland practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).

47 nurse practitioner records list a practice address in Columbia

They are 47 of the 6,690 NPPES records with a practice address in Columbia, and 1,248 nurse practitioner records in Maryland.

All 1,248 in Maryland → Every provider in Columbia → Nurse Practitioner nationwide →

The 8 nurse practitioner records with the nearest ZIP codes

  1. Elsie Asare, NPColumbia, MD 210441528356821
  2. Elizabeth Bennett, C.R.N.P.Columbia, MD 210441467453308
  3. Evelyn Blaemire, CRNPColumbia, MD 210441922089861
  4. Jennifer Favazza, NPColumbia, MD 210441508050469
  5. Madelyn Grinc, CRNPColumbia, MD 210441881933182
  6. Christine Hallman, DNP, APRN,ACHPN,NP-CColumbia, MD 210441275960635
  7. Ann Henderson, CRNPColumbia, MD 210441720054620
  8. Lydia HuntColumbia, MD 210441942773445

Common questions

What is Grace So's NPI number?

Grace So's National Provider Identifier (NPI) is 1245196716, issued on Dec 29, 2025. An NPI identifies a provider in billing; it is not a license.

Where is Grace So located?

The NPPES record lists a practice address at 6334 Cedar LN Ste 103, Columbia, MD, 21044. Phone: (310) 531-2355. Providers update this record themselves, so call before visiting.

How can I verify Grace So's license?

NPPES lists Maryland license number R231800, 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.

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.