Katherine Ann Maher, MD
Katherine Ann Maher, MD is a Rheumatology in Frederick, Maryland. Graduated from Georgetown University School of Medicine in 2010, 16 years ago. Practices with Arthritis and Rheumatism Associates PC, a 56-clinician group, works from 2 locations, accepts Medicare assignment and offers telehealth. Licensed in Maryland.
- Years since qualifying
- 16
- Trained at
- Georgetown University School of Medicine
- Licensed in
- MD
- In the registry since
- 2010
What do these letters mean?
- MD — Doctor of Medicine
- A physician who completed allopathic medical school.
Practice location Address checks out
161 Thomas Johnson Dr Ste 250Frederick, MD 21702-4958
Phone: (301) 942-7600
Fax: (301) 694-0187
Show map & directions
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Pin is approximate — placed at the ZIP-code centre, not the exact door.
Additional practice locations (1)
- 14995 Shady Grove Rd Ste 250, Rockville, MD 20850-8727 — (301) 942-7600
Specialties & licences
| Rheumatology Physician (primary) | Taxonomy 207RR0500X · Licence D0088133 (MD) |
|---|
Record details
| NPI number | 1225353865 |
|---|---|
| Entity type | Individual (Type 1) |
| Gender | Female |
| Credentials | MD |
| Sole proprietor | No |
| NPI enumerated | April 6, 2010 |
| Last updated in NPPES | February 17, 2026 |
| Certification date | February 17, 2026 |
| Mailing address | 7361 Calhoun Pl Ste 600, Rockville, MD 20855-2788 |
Medicare enrollment
| Medicare specialty | RHEUMATOLOGY |
|---|---|
| Medical school | GEORGETOWN UNIVERSITY SCHOOL OF MEDICINE |
| Graduated | 2010 (16 years in practice) |
| Group practice | Arthritis And Rheumatism Associates Pc — 56 clinicians |
| Accepts Medicare assignment | Yes — accepts the Medicare-approved amount |
| Telehealth | Offers telehealth services |
| Practice locations | 5 on file with Medicare |
Other providers in Frederick
-
Neeti Bhargava, MD
86 Thomas Johnson Ct, Frederick, MD 21702-4348 · (301) 694-8311
-
Alyssa Michelle Bosso, MD
161 Thomas Johnson Dr Ste 250, Frederick, MD 21702-4958 · (301) 942-7600
-
Hagerstown Rheumatology Associates, LLC
7115 Guilford Dr Ste 204, Frederick, MD 21704-5236 · (301) 663-6255
-
Grant H. Louie, MD
161 Thomas Johnson Dr Ste 250, Frederick, MD 21702-4958 · (301) 942-7600
-
Nathan Wei MD PA
71 Thomas Johnson Dr, Frederick, MD 21702 · (301) 694-5800
-
Dr. Louisa Ziglar, MD
161 Thomas Johnson Dr Ste 250, Frederick, MD 21702-4958 · (301) 942-7600