Mary K. Williams
Physical Therapist · Forest Hill, MD
Mary K. Williams is a physical therapist with a practice address in Forest Hill, Maryland, and NPI 1225548076, issued on Oct 6, 2017. Check the license (Maryland 26594, as entered in NPPES) with the Maryland board that licenses this profession; the Medicare figures below come from public CMS files.
- Name
- Mary K. Williams
- Primary taxonomy
- Physical Therapist 225100000X
- License number
- 26594 MD
Self-reported in NPPES; status is on the state search - Practice location
- 12 Newport Dr, Forest Hill, MD 21050
- Phone
- (410) 838-6808
- Enumerated
- Oct 6, 2017
- Record last updated
- Jul 21, 2022
- Fax
- (410) 838-2511
- Medicare enrollment
- Enrolled (PECOS I20171103000142); accepts Medicare assignment
- Entity
- Type 1 · individual
8 nearest physical therapist records → All 6,177 in Maryland → Look up another NPI →
Also registered at 12 Newport Dr
A shared address usually means a shared clinic or building; it does not show who employs whom.
- Jennifer Amrhein, PTPhysical Therapist1740523950
- Elizabeth Betlejewski, MSPT, CWCEPhysical Therapist1265696132
- Joseph Colgain, RPTPhysical Therapist1902826548
- Gerald Hoadley, P.T., D.P.T.Physical Therapist1689690117
- Tracie Pridgeon, PTPhysical Therapist1043551013
- Jacalyn Reagan, OTR/LOccupational Therapist1760723720
Verify Mary K. Williams in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersWhich Maryland board licenses this profession
Search for license 26594Check 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
- Johns Hopkins Community Physicians, IncNottingham, MD
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
Mary K. Williams among 6,177 physical therapist records in Maryland
Mary K. Williams is one of 6,177 physical therapist records with a practice address in Maryland. 36% 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 61% of them.
- NPI issued2017 · 61% of these records are older, 35% newer
- In a Medicare fileYes · 36% of these records are
- In the CMS Doctors and Clinicians fileYes · 38% of these records are
- Graduated2017 · median 2015 among the 2,359 with a school on file
- Record last updated2022 · 62% of these records were not updated in five years or more
Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 225100000X and a Maryland practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
32 physical therapist records list a practice address in Forest Hill
They are 32 of the 309 NPPES records with a practice address in Forest Hill, and 6,177 physical therapist records in Maryland.
All 6,177 in Maryland → Every provider in Forest Hill → Physical Therapist nationwide →
The 8 physical therapist records with the nearest ZIP codes
- Elizabeth Betlejewski, MSPT, CWCEForest Hill, MD 210501265696132
- Karen Bonsack, PTForest Hill, MD 210501518955079
- Joseph Colgain, RPTForest Hill, MD 210501902826548
- Ora Cummings, PT, DPTForest Hill, MD 210501538133103
- James Dulkerian, PT, DPTForest Hill, MD 210501861631335
- Gerald Hoadley, P.T., D.P.T.Forest Hill, MD 210501689690117
- Kimberly Lord, PHYSICAL THERAPISTForest Hill, MD 210501760410922
- Gary Lynch, P.T.Forest Hill, MD 210501396829578
Common questions
What is Mary K. Williams's NPI number?
Mary K. Williams's National Provider Identifier (NPI) is 1225548076, issued on Oct 6, 2017. An NPI identifies a provider in billing; it is not a license.
Where is Mary K. Williams located?
The NPPES record lists a practice address at 12 Newport Dr, Forest Hill, MD, 21050. Phone: (410) 838-6808. Providers update this record themselves, so call before visiting.
How can I verify Mary K. Williams's license?
NPPES lists Maryland license number 26594, 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.