Doctor profile · Federal record
Dr. James Chappell, MD
Specialist (CMS: Endocrinology) · Denver, CO
- NPI 1598726440
- Accepts Medicare
- 33 yrs in practice
- Male
- Group practice
- No sanctions
Practice & contact
- Primary practice
-
850 E Harvard Ave, Ste 405
Denver, CO 802105077
(303) 722-4683
fax (303) 778-0726
Credentials & registration
- NPI registered
- March 2006 — 20 yrs on file
- Profile last updated
- October 26, 2007
- Year of graduation
- 1993 — 33 yrs since
- Specialty taxonomy
- 174400000X — NUCC code
- State license (1)
- Colorado #36056
- Medicaid
- CO #04181841
Federal sanctions & exclusions
No sanctions, exclusions or revocations on file
Checked against OIG LEIE on NPI 1598726440. Last verified May 11, 2026.Open Payments
Industry payments received
All-time total
$55,713
Transactions
128
Manufacturers
6
| Payer (manufacturer) | Industry | Txns | Amount |
|---|---|---|---|
| Lilly USA, LLC | 123 | $55,415.79 | |
| Rhythm Pharmaceuticals, INC. | 1 | $148.36 | |
| Novo Nordisk INC | 1 | $93.21 | |
| Abbvie INC. | 1 | $25.17 | |
| Dexcom, INC. | 1 | $17.46 | |
| Amneal Pharmaceuticals LLC | 1 | $13.14 |
By nature of payment
Medicare Part D · 2023
Top prescriptions
Total claims
1,715
Patients
389
Total drug cost
$1,184,687
| Drug | Type | Claims | Patients | Total cost |
|---|---|---|---|---|
| Mounjaro (Tirzepatide) | Brand | 297 | 46 | $487,379 |
| Synthroid (Levothyroxine Sodium) | Brand | 237 | 51 | $23,823 |
| Jardiance (Empagliflozin) | Brand | 204 | 42 | $265,835 |
| Trulicity (Dulaglutide) | Brand | 153 | 30 | $240,203 |
| Metformin Hcl ER (Metformin Hcl) | Brand | 129 | 38 | $1,936 |
| Rosuvastatin Calcium | Generic | 126 | 37 | $2,602 |
| Atorvastatin Calcium | Generic | 100 | 30 | $1,236 |
| Lisinopril | Generic | 100 | 28 | $781 |
| Losartan Potassium | Generic | 91 | 30 | $1,491 |
| Simvastatin | Generic | 73 | 21 | $853 |
Frequently asked questions
What is Dr. James Chappell's medical specialty?
Dr. James Chappell practices Specialist in Denver, CO.
Where does Dr. James Chappell practice?
Dr. James Chappell practices at 850 E Harvard Ave, Denver, CO 802105077. Office phone: 3037224683.
What is Dr. James Chappell's NPI?
Dr. James Chappell's National Provider Identifier (NPI) is 1598726440, issued by NPPES.
Does Dr. James Chappell accept Medicare assignment?
Yes. Dr. James Chappell accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.