Tonja Gadsden, MD
NPI 1689783102 · Internal Medicine Physician · Washington, DC
Enrolled with Medicare as Practitioner - Internal Medicine · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Tonja Gadsden, MD is a Internal Medicine Physician provider in Washington, DC (NPI 1689783102).
Provider details
- NPI number
- 1689783102
- Entity type
- Individual
- Primary specialty
- Internal Medicine PhysicianAllopathic & Osteopathic Physicians
- Credential
- MD
- Sex
- Female
- Sole proprietor
- No
- License
- D0043699 (MD)
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Allopathic & Osteopathic Physicians
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure25% of score
19 yrs in NPPES registry
- Profile completeness25% of score
100% of core fields populated
- Practice footprint15% of score
2 documented practice locations
- Medicare service volume (vs. specialty peers)25% of score
667 Medicare services, 2024 (ranked within specialty)
- Open Payments transparency10% of score
Has Open Payments disclosures (2024)
Medicare volume is ranked against active providers in the same specialty. 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 .
What this provider does (Medicare)
Based on Medicare fee-for-service claims, 2024; not all care is captured.
| Service (HCPCS) | Medicare services | Typical Medicare-allowed (2024) |
|---|---|---|
| Subsequent Hospital Care With Moderate Levelof Medical Decision Making, If Using Time, at Least 35 Minutes99232 | 216 | $85 |
| Established Patient Office Or Other Outpatient Visit With Low Level OD Decision Making, If Using Time, 20 Minutes Or More99213 | 142 | $100 |
| Subsequent Hospital Care With Moderate Levelof Medical Decision Making, If Using Time, at Least 50 Minutes99233 | 134 | $127 |
| Established Patient Office Or Other Outpatient Visit With Moderate Level of Decision Making, If Using Time, 30 Minutes Or More99214 | 59 | $139 |
| Hospital Discharge Day Management, 30 Minutes Or Less99238 | 43 | $88 |
| Initial Hospital Care With Moderate Level of Medical Decision Making, If Using Time, at Least 75 Minutes99223 |
What this provider prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 25 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Amlodipine Besylate | 124 | 39 |
| Atorvastatin Calcium | 81 | 28 |
| Metoprolol Succinate | 62 | 21 |
| Metformin Hcl | 53 | 16 |
| Hydrochlorothiazide | 49 | 18 |
| Albuterol Sulfatebrand: Albuterol Sulfate Hfa | 37 | — |
| Rosuvastatin Calcium |
Transparency — industry payments
Based on CMS Open Payments, 2024; not all care is captured.
$844 across 27 records (Open Payments 2024)
Open Payments discloses payments and transfers of value (meals, travel, consulting, research, royalties) from drug and device makers to providers. This is a transparency signal, not a verdict — such payments are legal and common, and their presence is neither an endorsement nor a criticism. Source: CMS Open Payments, program year 2024.
Practice location
Mailing address
Additional practice locations (1)
- 10817 Legend Manor LnGlenn Dale, MD 20769-2306Phone: (202) 317-0783
Registry dates
- Enumerated
- 2006-08-29
- Last updated
- 2025-04-02
- Certified
- 2025-04-02
Frequently asked questions
- What is Tonja Gadsden's NPI number?
- Tonja Gadsden's National Provider Identifier (NPI) is 1689783102, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Tonja Gadsden's specialty?
- Tonja Gadsden is listed in the NPPES registry with a primary specialty of Internal Medicine Physician (Allopathic & Osteopathic Physicians).
- Where is Tonja Gadsden located?
- Tonja Gadsden's practice location on file with NPPES is 2041 Georgia Ave Nw, Washington, DC 20060-0001.
- What is Tonja Gadsden's phone number?
- The practice phone number listed in the NPPES registry for Tonja Gadsden is (202) 865-3290.
- Does Tonja Gadsden accept Medicare?
- Tonja Gadsden is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Tonja Gadsden's NPI active?
- Yes — Tonja Gadsden's NPI (1689783102) is active in the NPPES registry as of the last update on 2025-04-02.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.