Internal Medicine · Washington, DC
NPI
1841303880
Since 2006
Specialty
Internal Medicine
Code 207R00000X
Group practices
3
Medicare group memberships
Hospitals
1
Hospital affiliations
1647 Benning Rd NE Ste 200
Washington, DC, 20002
Phone (202) 396-8550
Groups this clinician bills Medicare through
Medicare paid, 2024
$67K
613 services
Medicare patients, 2024
76
Average age 73
Drug cost, 2024
$945K
2,489 prescriptions
Company payments, 2025
$15K
From 3 companies
Procedures and visits billed to Original Medicare, 2024
In 2024, the most common Medicare service billed by Edwin C Chapman Sr. was code 99214 (office e&m - established), 360 times for 69 patients. In total Edwin C Chapman Sr. billed 613 services in 10 codes, and Medicare paid $67K.
| Code |
|---|
Official US government data: the national provider registry and Medicare enrollment records, linked by NPI. Last update of this record: 2011-11-10.
| Setting |
|---|
| Services |
|---|
| Patients |
|---|
| Paid per service |
|---|
| Medicare paid |
|---|
| 99214 Office E&M - Established | Office | 360 | 69 | $94.37 | $34K |
| 99215 Office E&M - Established | Office | 204 | 25 | $151.12 | $31K |
| G0008 Administration of influenza virus vaccine | Office | 12 | 12 | $34.30 | $412 |
By year: 2022 $134K for 1,317 services; 2023 $82K for 822 services; 2024 $67K for 613 services.
Medicare prescription drug claims, 2024
In 2024, the drug Edwin C Chapman Sr. prescribed most often to Medicare patients was Suboxone (Buprenorphine Hcl/Naloxone Hcl), with 1,234 prescriptions and refills. In total Edwin C Chapman Sr. wrote 2,489 Medicare prescriptions that cost $945K.
| Drug | Claims | 30-day fills | Patients | Cost |
|---|---|---|---|---|
| Suboxone Buprenorphine Hcl/Naloxone Hcl | 1,234 | 1,236 | 89 | $783K |
| Buprenorphine-Naloxone Buprenorphine Hcl/Naloxone Hcl | 259 | 259 | 27 | $46K |
| Atorvastatin Calcium Generic | 113 | 306 | 33 | $939 |
| Amlodipine Besylate Generic | 110 | 307 | 34 | $643 |
| Hydrochlorothiazide Generic | 78 | 203 | 20 | $380 |
| Metformin Hcl Generic | 49 | 146 | 14 | $178 |
| Irbesartan Generic | 43 | 110 | Under 11 | $1,035 |
| Rosuvastatin Calcium Generic | 34 | 102 | Under 11 | $457 |
| Brixadi Buprenorphine | 28 | 28 | Under 11 | $50K |
| Gabapentin Generic | 28 | 54 | Under 11 | $218 |
| Lisinopril Generic | 27 | 71 | Under 11 | $111 |
| Furosemide Generic | 27 | 61 | Under 11 | $142 |
| Carvedilol Generic | 26 | 77 | Under 11 | $171 |
| Losartan Potassium Generic | 26 | 75 | Under 11 | $183 |
| Clopidogrel Clopidogrel Bisulfate | 23 | 49 | Under 11 | $249 |
Brand drugs: 1,336 claims; generic drugs: - claims.
Money and other things of value reported by the companies
In 2025, drug and medical device companies paid Edwin C Chapman Sr. $15K ($15K in general payments such as food, travel and fees) from 3 companies. The largest payer was Braeburn Inc. with $15K.
Official US government data on Original Medicare services, Medicare prescription drug plans and the payments drug and device companies must report. Services with fewer than 11 patients and drugs with fewer than 11 claims are not published. Procedure codes are shown by number with their public category.