Alan Janssen, DO
Emergency Medical Services (Emergency Medicine) Physician · Grand Blanc, MI
Alan Janssen, DO is an emergency medical services (emergency medicine) physician with a practice address in Grand Blanc, Michigan, and NPI 1124001011, issued on Nov 23, 2005. Check the license (Michigan 5101010657, as entered in NPPES) on the Michigan Board of Medicine (LARA); the Medicare figures below come from public CMS files.
- Name
- Alan Janssen
- Credential
- DO
- Primary taxonomy
- Emergency Medical Services (Emergency Medicine) Physician 207PE0004X
- License number
- 5101010657 MI
Self-reported in NPPES; status is on the state search - Practice location
- 1 Genesys Pkwy, Grand Blanc, MI 48439
- Phone
- (810) 606-6137
- Enumerated
- Nov 23, 2005
- Record last updated
- Mar 6, 2008 (not updated in 18 years: call before relying on the address or phone)
- Medicaid IDs
- 3332908 MI
3332882 MI
2923371 MI - Medicare enrollment
- Enrolled (PECOS I20080811000643); accepts Medicare assignment
- Medical or professional school
- At Still University Of Health Sciences, College Of Osteo Med, Kirksville, 1989
- Entity
- Type 1 · individual
8 nearest emergency medical services (emergency medicine) physician records → All 361 in Michigan → Look up another NPI →
Also registered at 1 Genesys Pkwy
A shared address usually means a shared clinic or building; it does not show who employs whom.
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- Muhammad Ahmed, MDFamily Medicine Physician1710800578
- Sana Ahmed, MDFamily Medicine Physician1871974592
Verify Alan Janssen in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersMichigan Board of Medicine (LARA)
Search for license 5101010657Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
95% fewer Medicare Part D claims than the average emergency medical services (emergency medicine) physician in 2024
16 Medicare Part D claims for 13 beneficiaries, against an average of 292 among the 1,653 providers of this specialty who prescribed in Part D.
Source: CMS Medicare Part D Prescribers by Provider and Drug, 2024 (data.cms.gov). Part D covers prescriptions for Medicare patients only; drugs with fewer than 11 claims are not published.
Industry payments in 2024: $34.24
3 payments; by number, the most common kind was food and beverage; the largest payer was Genentech USA, Inc. The 489 providers of this specialty with any payment received $337.59 on average. Payments are reported by manufacturers, not by the provider, and are not a sign of wrongdoing.
Source: CMS Open Payments, program year 2024 (openpaymentsdata.cms.gov); average among providers of this specialty with at least one payment.
Bills Medicare through one group practice
- Observation Medicine Group PLLCGrand Blanc, MI
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
Alan Janssen among 361 emergency medical services (emergency medicine) physician records in Michigan
Alan Janssen, DO is one of 361 emergency medical services (emergency medicine) physician records with a practice address in Michigan. 62% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2005, is newer than 0% of them.
- NPI issued2005 · 0% of these records are older, 89% newer
- In a Medicare fileYes · 62% of these records are
- In the CMS Doctors and Clinicians fileYes · 41% of these records are
- Graduated1989 · median 1997 among the 148 with a school on file
- Record last updated2008 · 72% of these records were not updated in five years or more
Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 207PE0004X and a Michigan practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
Emergency Medical Services (Emergency Medicine) Physician providers in Michigan
There are 361 emergency medical services (emergency medicine) physician records in Michigan.
All 361 in Michigan → Every provider in Grand Blanc → Emergency Medical Services (Emergency Medicine) Physician nationwide →
The 8 emergency medical services (emergency medicine) physician records with the nearest ZIP codes
- Frank Borschke, MDGrand Blanc, MI 484391639152531
- Michael Briggs, DOGrand Blanc, MI 484391023091865
- Todd Britt, DOGrand Blanc, MI 484391083697981
- Joshua Duren, DOGrand Blanc, MI 484391689422198
- Stuart Etengoff, DOGrand Blanc, MI 484391326021213
- Colin Ireland, D.O.Grand Blanc, MI 484391730560343
- Michael Jule, DOGrand Blanc, MI 484391073596763
- Javier Morales, DOGrand Blanc, MI 484391902889926
Common questions
What is Alan Janssen, DO's NPI number?
Alan Janssen, DO's National Provider Identifier (NPI) is 1124001011, issued on Nov 23, 2005. An NPI identifies a provider in billing; it is not a license.
Where is Alan Janssen, DO located?
The NPPES record lists a practice address at 1 Genesys Pkwy, Grand Blanc, MI, 48439. Phone: (810) 606-6137. Providers update this record themselves, so call before visiting.
How can I verify Alan Janssen, DO's license?
NPPES lists Michigan license number 5101010657, as entered by the provider. Search the Michigan Board of Medicine (LARA) at https://aca-prod.accela.com/MILARA/GeneralProperty/PropertyLookUp.aspx?isLicensee=Y&TabName=APO. The NPPES record confirms identity only; the state search shows license status, expiration and public orders.
How much does Alan Janssen, DO prescribe under Medicare Part D?
In 2024, Alan Janssen, DO had 16 Medicare Part D claims for 13 beneficiaries; the average among emergency medical services (emergency medicine) physician prescribers was 292. Part D covers Medicare prescriptions only.
Source: CMS National Plan and Provider Enumeration System (NPPES), file of Aug 9, 2026 (NPPES files on CMS.gov); NUCC Health Care Provider Taxonomy. Medicare files from data.cms.gov. An NPI identifies who bills; it is not a license.
Figures on PlainDoctor are read from the federal files each page names (CMS NPPES, Medicare Part D, MIPS, Open Payments; the HHS-OIG exclusion list only as counts) and from Census population estimates, with the file date shown beside them. See our editorial standards & corrections policy, the methodology behind these numbers, or report a data error. Data current as of Aug 9, 2026.