Doctor profile · Federal record
Dr. Alan Janssen, DO
Emergency Medical Services (Emergency Medicine) Physician (CMS: Emergency Medicine) · Emergency Medicine Physician · Grand Blanc, MI
- NPI 1124001011
- Accepts Medicare
- 37 yrs in practice
- Male
- Group practice
- No sanctions
Practice & contact
- Primary practice
-
1 Genesys Pkwy
Grand Blanc, MI 484398065
(810) 606-6137 - Mailing address
-
Dept Ch 17767
Palatine, IL 600550001
Credentials & registration
- NPI registered
- November 2005 — 21 yrs on file
- Profile last updated
- March 6, 2008
- Year of graduation
- 1989 — 37 yrs since
- Specialty taxonomy
- 207PE0004X — NUCC code
- State license (1)
- Michigan #5101010657
- Medicaid (3)
- MI #3332908 · MI #3332882 · MI #2923371
Federal sanctions & exclusions
No sanctions, exclusions or revocations on file
Checked against OIG LEIE on NPI 1124001011. Last verified May 11, 2026.Medicare procedures · 2023
Top services delivered
Total services
153
Distinct HCPCS
4
Medicare allowed
$23,174
| HCPCS | Description | Services | Patients | Avg allowed | |
|---|---|---|---|---|---|
99285 |
Emergency department visit with high level of medical decision making | 69 | 68 | $176 | |
99284 |
Emergency department visit with moderate level of medical decision making | 34 | 31 | $121 | |
99238 |
Hospital discharge day management, 30 minutes or less | 27 | 26 | $78 | |
99291 |
Critical care, first 30-74 minutes | 23 | 23 | $211 |
In context: peer comparison
Among 4 peers in this city , average services per provider: 47. This provider delivers 3.3× the peer median.Open Payments
Industry payments received
All-time total
$34
Transactions
3
Manufacturers
2
| Payer (manufacturer) | Industry | Txns | Amount |
|---|---|---|---|
| Genentech USA, Inc. | 2 | $30.51 | |
| ZOLL Services LLC (A/K/A ZOLL LifeCor Corp) | 1 | $3.73 |
By nature of payment
Frequently asked questions
What is Dr. Alan Janssen's medical specialty?
Dr. Alan Janssen practices Emergency Medical Services (Emergency Medicine) Physician in Grand Blanc, MI.
Where does Dr. Alan Janssen practice?
Dr. Alan Janssen practices at 1 Genesys Pkwy, Grand Blanc, MI 484398065. Office phone: 8106066137.
What is Dr. Alan Janssen's NPI?
Dr. Alan Janssen's National Provider Identifier (NPI) is 1124001011, issued by NPPES.
Does Dr. Alan Janssen accept Medicare assignment?
Yes. Dr. Alan Janssen accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Alan Janssen commonly perform?
Top Medicare-reported procedures in 2023: Emergency department visit with high level of medical decision making (HCPCS 99285); Emergency department visit with moderate level of medical decision making (HCPCS 99284); Hospital discharge day management (HCPCS 99238). Source: CMS Medicare Physician & Other Practitioners file.