Doctors and health care providers in Timonium, MD
612 individual NPPES records list a practice address in Timonium, 45th of 284 Maryland cities. The largest group is physical therapist: 80, 13% of the city's records, against 4% across Maryland. Page 8 of 13.
The 8 largest groups in Timonium
Source: CMS NPPES primary taxonomy, file of Aug 9, 2026.
Timonium in Maryland
- Rank in Maryland45th of 284 cities by records
- Share of the state0.4% of Maryland's records
- Specialties present25 or more taxonomy codes
- Top three groups27.3% of all records
Compared with Maryland as a whole, Timonium has 3.4× the state's share of physical therapist records and 0.20× its share of behavior technician records.
Providers in Timonium, alphabetically
- Mindy LoAdult Health Nurse Practitioner1407794225
- John Longley, D.D.S.General Practice Dentistry1053315317
- Jon LookingbillGeneral Practice Dentistry1770762627
- Sydney LoweCounselor1538095963
- Tristan Lucy-Speidel, DPTPhysical Therapist1629532197
- Martha Luczak, LPCProfessional Counselor1770709271
- Katherine Lumaro, LCSW-CSocial Worker1982954236
- Sydney Luthy, PA-CPhysician Assistant1003533373
- Lauren Macek, PSYCHOLOGY ASSOCIATEStudent in an Organized Health Care Education/Training Program1831079649
- Zelbesa Mack, CRNPAdult Health Nurse Practitioner1558749267
- Dorrian Maddox, LCSWCSocial Worker1871644633
- Mary Maenner, L.C.P.C.Mental Health Counselor1053564062
- Lisa Magarill-Hillman, DPTPHYSICAL THERAPISPhysical Therapist1457415036
- Jennifer Magliano, CRNPNurse Practitioner1679311310
- Maria Mainolfi - Palarata, MDInternal Medicine Physician1265694608
- Erika MaldonadoSocial Worker1649006370
- Jennifer Malloy, PA-CMedical Physician Assistant1265983563
- Christopher Maltese, PHARM.D.Pharmacist1538447784
- Myles Marion, AU.D.Audiologist1083456115
- Niki Marsh, MS-CCC-SLPSpeech-Language Pathologist1891258489
- Katelynn MarshallAddiction (Substance Use Disorder) Counselor1750990776
- Rodney Martin, DDSGeneral Practice Dentistry1225184419
- Katherine Matzke, PTPhysical Therapist1144708918
- Joel Max, M.D.Dermatology Physician1760431852
- Lisa May-Sachs, LCSW-CMental Health Counselor1750430492
- Lori May-Sachs, PTPhysical Therapist1255570073
- Henry Mayaka, COTA/LOccupational Therapy Assistant1699546069
- Glenise Mbah, DNP, FNPFamily Nurse Practitioner1104255470
- Tierra McCarterSocial Worker1346100666
- Elizabeth McCarthy, LCPCProfessional Counselor1417301292
- Lisa McCarthyPharmacist1316399934
- Rebecca McDevitt, CRNPPrimary Care Nurse Practitioner1033837463
- Elizabeth McDonaldMental Health Counselor1376388116
- Emmanuel McDowell, LCPCProfessional Counselor1740961606
- Jennilee McGrawProfessional Counselor1871452136
- Mari Pat McGuire, MSWClinical Social Worker1720103476
- Stephanie McLain, ATC, LATAthletic Trainer1295006252
- Kimbra McMillen, PTPhysical Therapist1205999406
- Margherita McMullen, LCSW-CClinical Social Worker1124251806
- Linda McNeilAddiction (Substance Use Disorder) Counselor1003481995
- Nicholas Mellis, M.D.Internal Medicine Physician1588663108
- Susan Meltzer, M.D.Internal Medicine Physician1073556429
- Elizabeth MerloSocial Worker1558098657
- Jessica Mertz, PTPhysical Therapist1689073355
- Kate Metkus, MS, CCC-SLPSpeech-Language Pathologist1992420160
- Elaine Miginsky, D.D.S.General Practice Dentistry1245493998
- Samantha MillerSpeech-Language Pathologist1225877822
- Robert Mills, D.O.Family Medicine Physician1083027056
- Jeffrey Mindel, MDEndocrinology, Diabetes & Metabolism Physician1821133091
- Deezya MonroeProfessional Counselor1114626256
The largest Maryland cities
- Baltimore35,183
- Rockville14,353
- Bethesda7,245
- Columbia6,690
- Silver Spring6,531
How to read this directory
Timonium, Maryland appears in the CMS National Plan and Provider Enumeration System with 612 registered healthcare providers spanning 25 or more distinct NUCC-taxonomy specialties. This count includes every individual clinician who has applied for an NPI and listed a practice address in Timonium - physicians, dentists, nurse practitioners, physician assistants, chiropractors, physical therapists, optometrists, psychologists, podiatrists, and every other credentialed provider type CMS tracks. It does not measure hospital beds, urgent-care capacity, or whether a given clinic is accepting new patients; it measures the pool of professionals with current NPI enrollment and a Timonium practice location on file. Every figure is drawn from the federal National Provider Identifier Registry (CMS NPPES) - more than 7 million providers, maintained since May 2007, with 2024 Medicare Part D data, and, according to CMS, can be searched, compared, and traced in our methodology.
The provider mix in Timonium is weighted toward Physical Therapist (80 clinicians, followed by Clinical Social Worker with 53 and Professional Counselor with 34). That distribution reflects how NPPES records specialty: providers self-select a primary taxonomy code, so a family physician who also practices geriatrics will show up under whichever NUCC code they registered first. Relative to Maryland's population, Timonium reports roughly 9.9 providers per 100,000 residents using the state-level denominator, which is a rough proxy rather than a precise access-to-care measurement; the true catchment area of any {cityName} clinician extends beyond the municipal boundary.
Of Maryland's most common specialties, Home Health Aide is the most prominent one with no provider currently listing a Timonium practice address, a coverage gap Timonium patients typically fill by traveling to a larger nearby hub.
For Timonium patients, this directory is most useful as a starting shortlist. Important: PlainDoctor is a directory of publicly available CMS government data, not a review site, a ranking, or medical advice. NPPES data is self-reported and refreshed monthly; call the practice directly to confirm the provider is still there, accepts your insurance, and is taking new patients.
For informational purposes only; this directory is not medical advice and not a substitute for checking a license. See also: how to find a doctor and how to verify one.
Common questions
How many doctors are in Timonium, MD?
There are 612 registered healthcare providers in Timonium, MD, covering 25 or more specialties. This includes physicians, dentists, therapists, and other licensed providers.
What are the most common medical specialties in Timonium?
The most common specialties in Timonium are Physical Therapist, Clinical Social Worker, Professional Counselor, Mental Health Counselor, General Practice Dentistry. Physical Therapist has the most providers with 80.
Source: CMS National Plan and Provider Enumeration System (NPPES), file of Aug 9, 2026 (NPPES files on CMS.gov). Records are self-reported registrations, not licenses.
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.