Drs Lewis, Unger & Barth, PC
NPI 1629176029 · Orthopaedic Surgery Physician · Washington, DC
Drs Lewis, Unger & Barth, PC is a Orthopaedic Surgery Physician organization in Washington, DC (NPI 1629176029).
Provider details
- NPI number
- 1629176029
- Entity type
- Organization
- Primary specialty
- Orthopaedic Surgery PhysicianAllopathic & Osteopathic Physicians
- Organization subpart
- No
- Authorized official
- Randall Lewis, President(202) 466-5151
- License
- 9098 (DC)
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure38% of score
19 yrs in NPPES registry
- Profile completeness38% of score
100% of core fields populated
- Practice footprint23% of score
1 documented practice location
Signals a provider has no public data for (e.g. Medicare claims) are left out of the score entirely — never counted as zero — so providers without that data are not penalized. See the full formula and weights in our methodology.
Practice location
Mailing address
Registry dates
- Enumerated
- 2006-09-20
- Last updated
- 2020-08-22
Frequently asked questions
- What is Drs Lewis, Unger & Barth, PC's NPI number?
- Drs Lewis, Unger & Barth, PC's National Provider Identifier (NPI) is 1629176029, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What type of organization is Drs Lewis, Unger & Barth, PC?
- Drs Lewis, Unger & Barth, PC is classified in the NPPES registry as Orthopaedic Surgery Physician (Allopathic & Osteopathic Physicians).
- Where is Drs Lewis, Unger & Barth, PC located?
- Drs Lewis, Unger & Barth, PC's practice location on file with NPPES is 2021 K Street, N.w., Washington, DC 20006-0123.
- What is Drs Lewis, Unger & Barth, PC's phone number?
- The practice phone number listed in the NPPES registry for Drs Lewis, Unger & Barth, PC is (202) 466-5151.
- Who is the authorized official for Drs Lewis, Unger & Barth, PC?
- The authorized official listed on Drs Lewis, Unger & Barth, PC's NPPES record is Randall Lewis, President. The authorized official registers and maintains the organization's NPI and is not necessarily its owner.
- Is Drs Lewis, Unger & Barth, PC's NPI active?
- Yes — Drs Lewis, Unger & Barth, PC's NPI (1629176029) is active in the NPPES registry as of the last update on 2020-08-22.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.