Doctor profile · Federal record
Dr. Duncan Chapman, MD
Family Medicine Physician (CMS: Family Practice) · Portage, MI
- NPI 1437474152
- 16 yrs in practice
- Male
- Group practice
- No sanctions
Practice & contact
Operates at 2 locations .
- Primary practice
-
2700 East Centre Ave
Portage, MI 49002
(269) 286-7050
fax (269) 286-9705 - Additional location
-
7901 Angling RD
Portage, MI 490240714
(269) 324-8600 - Mailing address
-
5943 Stadium Dr, Ste 1
Kalamazoo, MI 490093016
Credentials & registration
- NPI registered
- April 2010 — 16 yrs on file
- Profile last updated
- November 27, 2023
- Year of graduation
- 2010 — 16 yrs since
- Specialty taxonomy
- 207Q00000X — NUCC code
- State license (1)
- Michigan #4301102712
Federal sanctions & exclusions
No sanctions, exclusions or revocations on file
Checked against OIG LEIE on NPI 1437474152. Last verified May 11, 2026.Medicare procedures · 2023
Top services delivered
Total services
1,431
Distinct HCPCS
6
Medicare allowed
$100,541
| HCPCS | Description | Services | Patients | Avg allowed | |
|---|---|---|---|---|---|
99214 |
Established patient office or other outpatient visit, 30-39 minutes | 1,276 | 234 | $71 | |
99215 |
Established patient office or other outpatient visit, 40-54 minutes | 40 | 16 | $92 | |
69210 |
Removal of impacted ear wax | 38 | 14 | $32 | |
20610 |
Aspiration and/or injection of fluid from large joint | 30 | 12 | $59 | |
99496 |
Transitional care management services for problem of high complexity | 24 | 20 | $107 | |
G0439 |
Annual wellness visit, includes a personalized prevention plan of service (pps), subsequent visit | 23 | 23 | $49 |
In context: peer comparison
Among 9 peers in this city , average services per provider: 103. This provider delivers 14× the peer median.Open Payments
Industry payments received
All-time total
$812
Transactions
33
Manufacturers
11
| Payer (manufacturer) | Industry | Txns | Amount |
|---|---|---|---|
| Novo Nordisk Inc | 11 | $242.17 | |
| Abbott Laboratories | 3 | $199.44 | |
| PFIZER INC. | 4 | $97.94 | |
| AstraZeneca Pharmaceuticals LP | 5 | $82.08 | |
| Amgen Inc. | 3 | $52.95 | |
| Lilly USA, LLC | 2 | $32.31 | |
| Mylan Specialty L.P. | 1 | $27.99 | |
| Boehringer Ingelheim Pharmaceuticals, Inc. | 1 | $21.53 | |
| ABBVIE INC. | 1 | $20.54 | |
| GlaxoSmithKline, LLC. | 1 | $18.04 | |
| Collegium Pharmaceutical, Inc. | 1 | $17.42 |
By nature of payment
Medicare Part D · 2023
Top prescriptions
Total claims
4,732
Patients
1,286
Total drug cost
$81,069
| Drug | Type | Claims | Patients | Total cost |
|---|---|---|---|---|
| Atorvastatin Calcium | Generic | 822 | 246 | $16,674 |
| Lisinopril | Generic | 473 | 143 | $6,073 |
| Amlodipine Besylate | Generic | 443 | 115 | $5,198 |
| Levothyroxine Sodium | Generic | 414 | 107 | $7,127 |
| Omeprazole | Generic | 330 | 103 | $8,016 |
| Metoprolol Succinate | Generic | 284 | 77 | $6,841 |
| Alprazolam | Generic | 273 | 41 | $1,120 |
| Gabapentin | Generic | 255 | 57 | $2,757 |
| Losartan Potassium | Generic | 227 | 70 | $4,982 |
| Tamsulosin Hcl | Generic | 224 | 70 | $7,037 |
Hospital affiliations
Frequently asked questions
What is Dr. Duncan Chapman's medical specialty?
Dr. Duncan Chapman practices Family Medicine Physician in Portage, MI.
Where does Dr. Duncan Chapman practice?
Dr. Duncan Chapman practices at 2700 East Centre Ave, Portage, MI 49002. Office phone: 2692867050.
What is Dr. Duncan Chapman's NPI?
Dr. Duncan Chapman's National Provider Identifier (NPI) is 1437474152, issued by NPPES.
Does Dr. Duncan Chapman accept Medicare assignment?
Dr. Duncan Chapman does not accept Medicare assignment for all services. Patients may be billed amounts beyond Medicare-allowed charges.
What procedures does Dr. Duncan Chapman commonly perform?
Top Medicare-reported procedures in 2023: Established patient office or other outpatient visit (HCPCS 99214); Established patient office or other outpatient visit (HCPCS 99215); Removal of impacted ear wax (HCPCS 69210). Source: CMS Medicare Physician & Other Practitioners file.