RONGGANG WANG MD
NPI 1609820224
Anesthesiology in Grafton, WI
About Ronggang Wang Md NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
RONGGANG WANG MD (NPI 1609820224) is an individual anesthesiology provider in Grafton, Wisconsin, licensed in Wisconsin (42415020) and active in the NPI registry since May 2006. He is enrolled in Medicare PECOS, is affiliated with Mercy Medical Center - Cedar Rapids, and maintains a secondary practice location in Milwaukee.
NPPES Registry Identity
Specialties & Licenses
Secondary Practice Location 1
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
Ronggang 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
3Medicare enrollment records show Ronggang Wang reassigns Medicare billing to 3 organizations. Each organization bills Medicare for the services this provider delivers there; the nearest is listed first.
Milwaukee, WI 53211
- Reassigned Medicare billing, Wisconsin enrollment
- 210 clinicians in this Medicare group
West Allis, WI 53227
- Reassigned Medicare billing, Wisconsin enrollment
- 4,609 clinicians in this Medicare group
Cedar Rapids, IA 52402
- Reassigned Medicare billing, Iowa enrollment
- 387 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 3
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 3
Hospitals where this provider delivers care, identified from recent Medicare claims and place-of-service records.
Mercy Medical Center - Cedar Rapids
Acute Care Hospitals · Cedar Rapids, IAFroedtert South Inc.
Acute Care Hospitals · Pleasant Prairie, WIAurora Medical Center
Acute Care Hospitals · Grafton, WIOther Providers at the Same Location NPPES 20
Providers registered at the same practice address, or within the immediate area, according to the NPPES registry.
GRAFTON, WI 53024
GRAFTON, WI 53024
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 Ronggang Wang's NPI number?
The NPI number for Ronggang Wang is 1609820224. It was assigned to this individual provider in the NPPES registry on May 19, 2006.
Where is Ronggang Wang located?
Ronggang Wang practices at 975 Port Washington Rd, Grafton, WI 53024. The listed phone number is (262) 329-1000.
What is Ronggang Wang's specialty?
The primary specialty registered for this NPI is Anesthesiology with taxonomy code 207L00000X.
Is Ronggang Wang enrolled in Medicare?
Yes. Ronggang 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 Ronggang Wang's services?
According to the CMS Revalidation Reassignment List (October 2026 release), Ronggang Wang reassigns Medicare benefits to 3 organizations: Vituity-Wisconsin Anesthesia Sc (Milwaukee, WI), Aurora Medical Group, Inc. (West Allis, WI) and Mercy Medical Center (Cedar Rapids, IA). 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 Ronggang Wang's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.
What insurance does Ronggang Wang accept?
Health plans from CareSource (Common Ground Healthcare), Medica, Oscar Insurance Company and Wellmark Health Plan of Iowa, Inc. list Ronggang 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 Ronggang Wang affiliated with any hospitals?
According to CMS data, Ronggang Wang is affiliated with Mercy Medical Center - Cedar Rapids, Froedtert South Inc. and Aurora Medical Center.
When was this NPI record last updated?
The NPPES record for Ronggang Wang was last updated on October 28, 2026. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 12 days 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.
# Ronggang Wang, MD · NPI 1609820224
Anesthesiology physician in Grafton, Wisconsin. Individual provider, active in the CMS NPPES registry since May 19, 2006.
## Identity
- **NPI:** 1609820224 (Entity type: Individual)
- **Enumerated:** May 19, 2006
- **Primary specialty:** Anesthesiology · taxonomy 207L00000X
- **State license:** 42415020 (Wisconsin)
- **Sole proprietor:** No
## Practice location
- **Address:** 975 PORT WASHINGTON RD, Grafton, WI 53024-9201
- **Phone:** (262) 329-1000
## 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:** 3 organizations under Medicare reassignment (form CMS-855R): Vituity-Wisconsin Anesthesia Sc (NPI 1598599748, Milwaukee, WI); Aurora Medical Group, Inc. (NPI 1457592735, West Allis, WI); Mercy Medical Center (NPI 1700834165, Cedar Rapids, IA) · CMS Revalidation Reassignment List, October 2026 release
- **Medical school:** Other, class of 1985
## Record status
- **NPPES last updated:** October 28, 2026
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Source: [NPI Profile](https://npiprofile.com/npi/1609820224) · Data from the CMS NPPES public registry.