Ann Marcella Mahieu
Occupational Therapist · Hunt Valley, MD
Ann Marcella Mahieu is an occupational therapist with a practice address in Hunt Valley, Maryland, and NPI 1417482183, issued on May 1, 2017. Check the license with the Maryland board that licenses this profession; the Medicare figures below come from public CMS files.
- Name
- Ann Marcella Mahieu
- Primary taxonomy
- Occupational Therapist 225X00000X
- License number
- 3668 NC
Self-reported in NPPES; status is on the state search - Practice location
- 307 International Cir Ste 100, Hunt Valley, MD 21030
- Phone
- (410) 667-7200
- Enumerated
- May 1, 2017
- Record last updated
- May 1, 2017 (not updated in 9 years: call before relying on the address or phone)
- Medicare enrollment
- Enrolled (PECOS I20250522000965); accepts Medicare assignment
- Entity
- Type 1 · individual
8 nearest occupational therapist records → All 2,933 in Maryland → Look up another NPI →
Also registered at 307 International Cir Ste 100
A shared address usually means a shared clinic or building; it does not show who employs whom.
- Cecy-Lizette BolanosPhysical Rehabilitation Occupational Therapist1669970711
- Lauren Clough, SLP CFSpeech-Language Pathologist1851966576
- Paige Davis, RNRegistered Nurse1003584012
- Marissa GardnerOccupational Therapist1205504321
- Danielle HamiltonOccupational Therapist1982241287
- Shulinder Kaur, OTR/LOccupational Therapist1225650807
Verify Ann Marcella Mahieu in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersWhich Maryland board licenses this professionCheck 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 one group practice
- Legacy Healthcare Services IncGreensboro, NC
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
Ann Marcella Mahieu among 2,933 occupational therapist records in Maryland
Ann Marcella Mahieu is one of 2,933 occupational therapist records with a practice address in Maryland. 11% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2017, is newer than 50% of them.
- NPI issued2017 · 50% of these records are older, 46% newer
- In a Medicare fileYes · 11% of these records are
- In the CMS Doctors and Clinicians fileYes · 12% of these records are
- Graduated1992 · median 2015 among the 362 with a school on file
- Record last updated2017 · 67% of these records were not updated in five years or more
Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 225X00000X and a Maryland practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
16 occupational therapist records list a practice address in Hunt Valley
They are 16 of the 861 NPPES records with a practice address in Hunt Valley, and 2,933 occupational therapist records in Maryland.
All 2,933 in Maryland → Every provider in Hunt Valley → Occupational Therapist nationwide →
The 8 occupational therapist records with the nearest ZIP codes
- Nancy Bochicchio, OTCockeysville, MD 210301336602457
- Michele Dzula, OTRHunt Valley, MD 210301639302532
- Jemma Fulop, OTR/LCockeysville, MD 210301619439148
- Melissa Horrigan, OTHunt Valley, MD 210301972884781
- Jan Johnson-Roe, OTCockeysville, MD 210301356708200
- Anastasia Kutson, OTR/L, MSCockeysville, MD 210301720380090
- Corrie Mancuso, MS, OTR/LHunt Valley, MD 210301932560265
- Kathleen Meeder, OTRCockeysville, MD 210301487876405
Common questions
What is Ann Marcella Mahieu's NPI number?
Ann Marcella Mahieu's National Provider Identifier (NPI) is 1417482183, issued on May 1, 2017. An NPI identifies a provider in billing; it is not a license.
Where is Ann Marcella Mahieu located?
The NPPES record lists a practice address at 307 International Cir Ste 100, Hunt Valley, MD, 21030. Phone: (410) 667-7200. Providers update this record themselves, so call before visiting.
How can I verify Ann Marcella Mahieu's license?
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.