MICHAEL S WANG MD
NPI 1912913302
Internal Medicine - Infectious Disease in Saint Joseph, MI
About Michael S Wang Md NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
MICHAEL S WANG MD (NPI 1912913302) is an individual infectious disease provider in Saint Joseph, Michigan, licensed in Michigan (4301088605) and active in the NPI registry since July 2006. He is enrolled in Medicare PECOS, is affiliated with Lakeland Hospital, St Joseph, and is a graduate of Louisiana State University School Of Medicine In New Orleans (2001).
NPPES Registry Identity
Specialties & Licenses 3
Other Identifiers 4
Accepted Insurance
Medicare Participation & PECOS CMS
Medicare enrollment, assignment, billing reassignment, and ordering and referring status from CMS.
Medicare Enrollment Status
Enrolled in Medicare and accepts Medicare assignment
Michael S Wang Md is registered in PECOS and agrees to accept the Medicare-approved amount as full payment. Medicare patients are not billed beyond the standard deductible and coinsurance.
Medicare Billing Reassignments
2Medicare enrollment records show Michael Wang reassigns Medicare billing to 2 organizations. Each organization bills Medicare for the services this provider delivers there; the nearest is listed first.
Saint Joseph, MI 49085
- Reassigned Medicare billing, Michigan enrollment
- 249 clinicians in this Medicare group
Saint Joseph, MI 49085
- Reassigned Medicare billing, Michigan enrollment
- 724 clinicians in this Medicare group
Source: CMS Revalidation Reassignment List, October 2026 release. Reassignment records can lag staffing changes; confirm a current affiliation with the organization.
Areas of Expertise CMS Part B claims 10
Services this provider delivered to Medicare fee-for-service patients, from the CMS Medicare utilization data. Higher counts generally reflect more experience with a service; care delivered outside Medicare is not included.
Hospital Affiliations CMS Care Compare 2
Hospitals where this provider delivers care, identified from recent Medicare claims and place-of-service records.
Lakeland Hospital, St Joseph
Acute Care Hospitals · St Joseph, MICorewell Health Watervliet Hospital
Acute Care Hospitals · Watervliet, MIPhysician Visit Costs CMS claims · ZIP area
Typical Medicare office-visit costs in the 49085 ZIP code area, from fee-for-service claims. These are area statistics, not this provider’s prices; actual charges vary by service and coverage.
Medicare Quality Performance CMS QPP · MIPS
Performance in the CMS Quality Payment Program: the MIPS final score across four weighted categories, and the individual quality measures reported to Medicare.
Referred Medical Equipment & Supplies CMS DME claims 2
Durable medical equipment, devices and supplies this provider ordered from DME suppliers for patients, from Medicare fee-for-service claims.
Other Providers at the Same Location NPPES 20
Providers registered at the same practice address, or within the immediate area, according to the NPPES registry.
SAINT JOSEPH, MI 49085
SAINT JOSEPH, MI 49085
Frequently Asked Questions NPPES & CMS
Common questions about this NPI record, answered from the official NPPES registry and CMS datasets shown on this page.
What is Michael Wang's NPI number?
The NPI number for Michael Wang is 1912913302. It was assigned to this individual provider in the NPPES registry on July 31, 2006.
Where is Michael Wang located?
Michael Wang practices at 1234 Napier Ave, Saint Joseph, MI 49085. The listed phone number is (269) 985-4632.
What is Michael Wang's specialty?
The primary specialty registered for this NPI is Internal Medicine, specializing in Infectious Disease, with taxonomy code 207RI0200X.
Is Michael Wang enrolled in Medicare?
Yes. Michael Wang is registered in the Medicare PECOS system and accepts Medicare assignment, which means accepting the Medicare-approved amount as payment in full for covered services.
Which organizations bill Medicare for Michael Wang's services?
According to the CMS Revalidation Reassignment List (October 2026 release), Michael Wang reassigns Medicare benefits to 2 organizations: Lakeland Hospitals At Niles And St Joseph, Inc (Saint Joseph, MI) and Lakeland Medical Practices (Saint Joseph, MI). Each reassignment is filed with Medicare on form CMS-855R, signed by both the clinician and the organization, and lets the organization bill Medicare and receive payment for Michael Wang's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.
What insurance does Michael Wang accept?
Health plans from Priority Health list Michael Wang as in-network in at least one marketplace plan. Coverage varies by plan and year; verify with the insurer or the provider before a visit.
Is Michael Wang affiliated with any hospitals?
According to CMS data, Michael Wang is affiliated with Lakeland Hospital, St Joseph and Corewell Health Watervliet Hospital.
When was this NPI record last updated?
The NPPES record for Michael Wang was last updated on October 31, 2025. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 12 months ago. If this record has changed at CMS more recently, you can request an on-demand re-check against the live CMS registry, directly from this page.
# Michael S Wang, MD · NPI 1912913302
Infectious Disease physician in Saint Joseph, Michigan. Individual provider, active in the CMS NPPES registry since July 31, 2006.
## Identity
- **NPI:** 1912913302 (Entity type: Individual)
- **Enumerated:** July 31, 2006
- **Primary specialty:** Internal Medicine - Infectious Disease · taxonomy 207RI0200X
- **State license:** 4301088605 (Michigan)
- **Sole proprietor:** No
## Practice location
- **Address:** 1234 NAPIER AVE, Saint Joseph, MI 49085-2112
- **Phone:** (269) 985-4632
## Medicare
- **Medicare:** Enrolled (PECOS); accepts Medicare assignment
- **Ordering & referring:** eligible for Part B labs & imaging, durable medical equipment, home health, power mobility devices
- **Bills Medicare through:** 2 organizations under Medicare reassignment (form CMS-855R): Lakeland Hospitals At Niles And St Joseph, Inc (NPI 1134220031, Saint Joseph, MI); Lakeland Medical Practices (NPI 1538397120, Saint Joseph, MI) · CMS Revalidation Reassignment List, October 2026 release
- **Medical school:** Louisiana State University School Of Medicine In New Orleans, class of 2001
## Record status
- **NPPES last updated:** October 31, 2025
- **Other identifiers:** Other 27-0381199 (MI); Medicaid 4897314 (MI); Other 1538397120 (MI); and 1 more
---
Source: [NPI Profile](https://npiprofile.com/npi/1912913302) · Data from the CMS NPPES public registry.