NPPES file of Aug 9, 2026

Jingnan Xiao, M.D.

Clinical Pathology/Laboratory Medicine Physician · Middleton, WI

Jingnan Xiao, M.D. is a clinical pathology/laboratory medicine physician with a practice address in Middleton, Wisconsin, and NPI 1164652087, issued on Jul 27, 2009. Check the license (Wisconsin 57626-20, as entered in NPPES) on the Wisconsin Medical Examining Board; the Medicare figures below come from public CMS files.

Record from CMS NPPES, file of Aug 9, 2026 · method · Verify with CMS →

NPPES recordNPPES file of Aug 9, 2026
1164652087
Name
Jingnan Xiao
Credential
M.D.
Primary taxonomy
Clinical Pathology/Laboratory Medicine Physician 207ZP0105X
License number
57626-20 WI
Self-reported in NPPES; status is on the state search
Practice location
5315 Indigo Way, Middleton, WI 53562
Phone
(405) 414-5428
Enumerated
Jul 27, 2009
Record last updated
Jun 17, 2020 (not updated in 6 years: call before relying on the address or phone)
Medicare enrollment
Enrolled (PECOS I20140805001458); accepts Medicare assignment
Entity
Type 1 · individual
Public record from CMS NPPES (open it on the CMS NPI Registry). Enrollment, assignment, school and telehealth: CMS Doctors and Clinicians file, Aug 2026. A record is not a license: verify it with the state board.
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Verify Jingnan Xiao in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersWisconsin Medical Examining Board
    Search for license 57626-20
    Check the board
  3. 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
  4. 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
  5. 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
Open the Wisconsin license search

PlainDoctor does not match the HHS-OIG exclusion list to individual records: most entries carry no NPI. Search the OIG exclusion list by name.

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Bills Medicare through 2 group practices

  1. Associated Pathologists, SCMadison, WI
  2. The Monroe Clinic, Inc.Monroe, WI

Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).

Jingnan Xiao among 80 clinical pathology/laboratory medicine physician records in Wisconsin

Jingnan Xiao, M.D. is one of 80 clinical pathology/laboratory medicine physician records with a practice address in Wisconsin. 71% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2009, is newer than 53% of them.

  • NPI issued2009 · 53% of these records are older, 45% newer
  • In a Medicare fileYes · 71% of these records are
  • In the CMS Doctors and Clinicians fileYes · 60% of these records are
  • Graduated1994 · median 2001 among the 48 with a school on file
  • Record last updated2020 · 43% of these records were not updated in five years or more

Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 207ZP0105X and a Wisconsin practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).

Clinical Pathology/Laboratory Medicine Physician providers in Wisconsin

There are 80 clinical pathology/laboratory medicine physician records in Wisconsin.

The 8 clinical pathology/laboratory medicine physician records with the nearest ZIP codes

  1. Xiaofei Zhang, MD, PHDMiddleton, WI 535621306343801
  2. Weixiong Zhong, MD PHDDane, WI 535291225099096
  3. Ricardo Lloyd, M.D.Madison, WI 537031063499689
  4. Don Singer, MDMadison, WI 537031992828073
  5. Christopher Flynn, MDPHDMadison, WI 537051659510592
  6. Michael Fritsch, MDMadison, WI 537051912968439
  7. Prachi Baliram Raut, M.B.B.S.Madison, WI 537051104113653
  8. Lisa Vangemert, M.D.Madison, WI 537051225316219

Common questions

What is Jingnan Xiao, M.D.'s NPI number?

Jingnan Xiao, M.D.'s National Provider Identifier (NPI) is 1164652087, issued on Jul 27, 2009. An NPI identifies a provider in billing; it is not a license.

Where is Jingnan Xiao, M.D. located?

The NPPES record lists a practice address at 5315 Indigo Way, Middleton, WI, 53562. Phone: (405) 414-5428. Providers update this record themselves, so call before visiting.

How can I verify Jingnan Xiao, M.D.'s license?

NPPES lists Wisconsin license number 57626-20, as entered by the provider. Search the Wisconsin Medical Examining Board at https://dsps.wi.gov/Pages/BoardsCouncils/MEB/Default.aspx. The NPPES record confirms identity only; the state search shows license status, expiration and public orders.

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.