Gladys Happi
Family Nurse Practitioner · Columbia, MD
Gladys Happi is a family nurse practitioner with a practice address in Columbia, Maryland, and NPI 1548598519, issued on Dec 2, 2009. Check the license (Maryland R147833, as entered in NPPES) with the Maryland board that licenses this profession; the Medicare figures below come from public CMS files.
- Name
- Gladys Happi
- Primary taxonomy
- Family Nurse Practitioner 363LF0000X
- License number
- R147833 MD
Self-reported in NPPES; status is on the state search - Practice location
- 9650 Santiago RD Ste 7, Columbia, MD 21045
- Phone
- (443) 472-0212
- Enumerated
- Dec 2, 2009
- Record last updated
- Mar 2, 2026
- Fax
- (410) 541-4860
- Medicare enrollment
- Enrolled (PECOS I20220528000207); accepts Medicare assignment
- Entity
- Type 1 · individual
8 nearest family nurse practitioner records → All 4,124 in Maryland → Look up another NPI →
Verify Gladys Happi in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersWhich Maryland board licenses this profession
Search for license R147833Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
86% fewer Medicare Part D claims than the average family nurse practitioner in 2024
177 Medicare Part D claims for 34 beneficiaries, against an average of 1,305 among the 140,557 providers of this specialty who prescribed in Part D.
Most prescribed
- Amlodipine Besylate15 claims
Source: CMS Medicare Part D Prescribers by Provider and Drug, 2024 (data.cms.gov). Part D covers prescriptions for Medicare patients only; drugs with fewer than 11 claims are not published.
Industry payments in 2024: $476.06
11 payments; by number, the most common kind was food and beverage; the largest payer was Boston Scientific Corporation. The 99,489 providers of this specialty with any payment received $650.95 on average. Payments are reported by manufacturers, not by the provider, and are not a sign of wrongdoing.
Source: CMS Open Payments, program year 2024 (openpaymentsdata.cms.gov); average among providers of this specialty with at least one payment.
Bills Medicare through 2 group practices
- Happy Medical Care And ClinicColumbia, MD
- Imran H Chowdhury MD PAColumbia, MD
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
Gladys Happi among 4,124 family nurse practitioner records in Maryland
Gladys Happi is one of 4,124 family nurse practitioner records with a practice address in Maryland. 74% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2009, is newer than 13% of them.
- NPI issued2009 · 13% of these records are older, 86% newer
- In a Medicare fileYes · 74% of these records are
- In the CMS Doctors and Clinicians fileYes · 58% of these records are
- Graduated2020 · median 2019 among the 2,370 with a school on file
- Record last updated2026 · 41% of these records were not updated in five years or more
Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 363LF0000X and a Maryland practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
146 family nurse practitioner records list a practice address in Columbia
They are 146 of the 6,690 NPPES records with a practice address in Columbia, and 4,124 family nurse practitioner records in Maryland.
All 4,124 in Maryland → Every provider in Columbia → Family Nurse Practitioner nationwide →
The 8 family nurse practitioner records with the nearest ZIP codes
- Tricia Alexis, FNPColumbia, MD 210451285973883
- Carmen Alvarez, NP-C, CNMColumbia, MD 210451396925723
- Shemicka Asom, CRNPColumbia, MD 210451982025375
- Simone Brady, CRNPColumbia, MD 210451144202383
- Bethany Fry, CRNPColumbia, MD 210451538430327
- Margaret Lowenstein, CRNPColumbia, MD 210451023382587
- Rachel Nelson, NURSE PRACTITIONERColumbia, MD 210451518163666
- Olanireti Onabanjo, NURSE PRACTITIONERColumbia, MD 210451316156391
Common questions
What is Gladys Happi's NPI number?
Gladys Happi's National Provider Identifier (NPI) is 1548598519, issued on Dec 2, 2009. An NPI identifies a provider in billing; it is not a license.
Where is Gladys Happi located?
The NPPES record lists a practice address at 9650 Santiago RD Ste 7, Columbia, MD, 21045. Phone: (443) 472-0212. Providers update this record themselves, so call before visiting.
How can I verify Gladys Happi's license?
NPPES lists Maryland license number R147833, as entered by the provider. Search the Maryland board that licenses this profession; the NPPES record confirms identity only.
How much does Gladys Happi prescribe under Medicare Part D?
In 2024, Gladys Happi had 177 Medicare Part D claims for 34 beneficiaries; the average among family nurse practitioner prescribers was 1,305. Part D covers Medicare prescriptions 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.