Physician Profile
Unclaimed ProfileAbout WALLS
Based in Washington, DC, David Owen Walls, M.D. is listed in the NPI registry under general surgery. David graduated from Rutgers New Jersey Medical School in 2019. David is also listed as specializing in transplant surgery. Medicare claims data shows David provided 428 services to 129 patients.
Summarised automatically from public NPI registry and CMS Medicare data. Not written or reviewed by this provider. Claim this profile to replace it.
Education & Training
Areas of Expertise
Licensing & Certification
Source: NPPES NPI Registry
Contact Information
- (202) 444-2000
- Email not available
Practice Locations
3800 RESERVOIR RD NW
Washington, DC 20007
Procedures Most Often Billed to Medicare
428 services · 129 patients · 5 distinct codes
| Procedure | Type | Code | Services |
|---|---|---|---|
| Insertion of stent in ureter | Procedure | 50605 |
15 |
| Transplantation of donor kidney | Procedure | 50360 |
15 |
| Preparation of donor kidney for transplantation | Procedure | 50323 |
15 |
| Subsequent hospital care with moderate levelof medical decision making, if using time, at least 50 minutes | Office visit | 99233 |
359 |
| Initial hospital care with moderate level of medical decision making, if using time, at least 75 minutes | Office visit | 99223 |
24 |
Source: CMS Medicare public data. Shows how often procedures were billed — not quality of care or patient satisfaction.
Related providers
Connections drawn from the registry and from what providers have told us. A link here is not a referral or an endorsement.
Also at this address 4
Providers at the same street address. Each files their own registry entry, so a shared practice often appears under several different names.
Other general surgeons in Washington 8
Same specialty, same city.
Trained at Rutgers New Jersey Medical School 8
Other providers in the same specialty who trained at the same institution.
More connections — 8 related providers in 1 group
Class of 2019 at Rutgers New Jersey Medical School 8
Providers who graduated from the same medical school in the same year.
Common questions
What does Dr. Walls specialize in?
Dr. Walls is a general surgeon in Washington, DC. This is the primary taxonomy recorded against the NPI in the federal registry, listed there as “GENERAL SURGERY”.
NPI registry
Where is Dr. Walls located?
Dr. Walls is listed at 3800 RESERVOIR RD NW, Washington, DC 20007. Addresses come from the NPI registry and can lag a move, so confirm before travelling.
NPI registry
What is Dr. Walls's phone number?
The number on file is (202) 444-2000. Guide.md cannot book appointments or pass on messages — please call the office directly.
NPI registry
What is the NPI for Dr. Walls?
Dr. Walls's National Provider Identifier is 1821478645. It is issued by the Centers for Medicare & Medicaid Services and is unique and permanent — it does not change if they move practice.
NPI registry
Where did Dr. Walls go to medical school?
Dr. Walls attended Rutgers New Jersey Medical School, graduating in 2019. This comes from the CMS National Downloadable File.
CMS public data
How much experience does Dr. Walls have?
Dr. Walls has 7 years experience. Calculated from a graduation year of 2019, reported in the CMS National Downloadable File.
CMS public data
What does Dr. Walls do most often?
According to Medicare billing data, Dr. Walls performs procedures including insertion of stent in ureter, transplantation of donor kidney and preparation of donor kidney for transplantation, alongside routine visits and testing. This reflects Medicare patients only and is billing volume, not a measure of quality.
Medicare claims
Is Dr. Walls's profile verified?
Not yet. This profile is built from public federal data and has not been confirmed by Dr. Walls. If this is you, claiming it is free.
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Claim this profileProvider data sourced from the NPPES NPI Registry and CMS public datasets. Information is provided for reference and is not medical advice.