Quick answers
- Where does Opal Williams see patients?
- Medicare's clinician data lists 7 practice locations, including Owings Mills, MD, Odenton, MD and Bowie, MD. Call before your visit to confirm the address.
- What is Opal Williams's specialty?
- Medicare lists Family Practice as the primary specialty.
- Does Opal Williams accept Medicare assignment?
- Yes. Medicare's clinician data says Opal Williams accepts Medicare assignment (the Medicare-approved amount as full payment for covered services), as of 2026-10-02. Ask the office to confirm before your visit.
- What is the phone number for Opal Williams?
- (410) 902-6776, as listed in official Medicare / NPI Registry data.
- What is Opal Williams's NPI number?
- 1770826364. The NPI (National Provider Identifier) is the clinician's permanent federal ID; you can look it up in the official NPI Registry.
Practice locations
Addresses where Opal Williams is enrolled with Medicare (CMS data updated 2026-10-02). The first 5 of 7; the Medicare profile lists all.
- 10210 Reisterstown RdOwings Mills, MD 21117 (410) 902‑6776
- 1110 Annapolis RdOdenton, MD 21113 (443) 351‑3917
- 15459 Annapolis RdBowie, MD 20715 (240) 544‑0676
- 2051 W StAnnapolis, MD 21401 (443) 603‑0758
- 2855 Crain HwyWaldorf, MD 20601 (240) 427‑1926
Group practices
Medicare enrollment lists Opal Williams as a member of this group (CMS data updated 2026-10-02).
- Patient First Maryland Medical Group PLLC254 clinicians in the group
Specialties
- Family Practiceprimary
Other family doctors in Owings Mills
Clinicians with the same Medicare primary specialty in Owings Mills, MD — not a recommendation.
Clinician information
| Credential | MD |
|---|---|
| Medical school | Morehouse School Of Medicine |
| Graduation year | 2013 |
| Gender (as listed) | Female |
| Medicare assignment | Accepts (Medicare-approved amount as full payment) |
| NPI (National Provider Identifier) | 1770826364 |
| Corrections | Report an error or suggest an update → |
Most corrections must be made at the source: clinicians update their NPI Registry record (NPPES) and their Medicare enrollment (PECOS); this page follows the next data release.
Sources
- National Downloadable File (Doctors and Clinicians) — CMS, data updated 2026-10-02, retrieved 2026-10-29
- NPI Registry — U.S. Department of Health and Human Services (NPPES), the clinician’s official record
- Medicare Care Compare — official Medicare tool to look up clinicians