NPPES file of Aug 9, 2026

Vivek Narang, M.D.

Internal Medicine Physician · Milwaukee, WI

Vivek Narang, M.D. is an internal medicine physician with a practice address in Milwaukee, Wisconsin, and NPI 1518282565, issued on Apr 1, 2010. Check the license (Wisconsin 57420-20, 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 · Medicare files 2024 · method · Verify with CMS →

NPPES recordNPPES file of Aug 9, 2026
1518282565
Name
Vivek Narang
Credential
M.D.
Primary taxonomy
Internal Medicine Physician 207R00000X
License number
57420-20 WI
Self-reported in NPPES; status is on the state search
Practice location
2320 N Lake Dr, Milwaukee, WI 53211
Phone
(414) 270-4932
Enumerated
Apr 1, 2010
Record last updated
Mar 24, 2021 (not updated in 5 years: call before relying on the address or phone)
Fax
(414) 291-5195
Medicare enrollment
Enrolled (PECOS I20150429002119); accepts Medicare assignment
Medical or professional school
Chicago Homeopathic Medical College, 2010
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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Also registered at 2320 N Lake Dr

A shared address usually means a shared clinic or building; it does not show who employs whom.

  1. Lydia Assioun, M.D.Hospitalist Physician1487049128
  2. Naveen Bilgi, MDInternal Medicine Physician1346482775
  3. Lucian DorneanuHospitalist Physician1922539790
  4. Teresa Gallo, APNPNurse Practitioner1336226638
  5. Steve Johnston, MDFamily Medicine Physician1275623993
  6. Wesley Lafferty, MDFamily Medicine Physician1598845646

Verify Vivek Narang in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersWisconsin Medical Examining Board
    Search for license 57420-20
    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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93% fewer Medicare Part D claims than the average internal medicine physician in 2024

224 Medicare Part D claims for 96 beneficiaries, against an average of 3,176 among the 108,855 providers of this specialty who prescribed in Part D.

  1. Vivek Narang224
  2. Specialty average3,176

Most prescribed

  1. Amlodipine Besylate13 claims
  2. Pantoprazole Sodium13 claims

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.

Bills Medicare through one group practice

  1. Prime Healthcare Illinois Medical Group LLCDes Plaines, IL

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

Vivek Narang among 2,078 internal medicine physician records in Wisconsin

Vivek Narang, M.D. is one of 2,078 internal medicine physician records with a practice address in Wisconsin. 70% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2010, is newer than 65% of them.

  • NPI issued2010 · 65% of these records are older, 33% newer
  • In a Medicare fileYes · 70% of these records are
  • In the CMS Doctors and Clinicians fileYes · 53% of these records are
  • Graduated2010 · median 2002 among the 1,098 with a school on file
  • Record last updated2021 · 55% of these records were not updated in five years or more

Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 207R00000X and a Wisconsin practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).

382 internal medicine physician records list a practice address in Milwaukee

They are 382 of the 18,389 NPPES records with a practice address in Milwaukee, and 2,078 internal medicine physician records in Wisconsin.

The 8 internal medicine physician records with the nearest ZIP codes

  1. Catherine Aleman, MDMilwaukee, WI 532111528147428
  2. Mitchell Carneol, MDMilwaukee, WI 532111205915105
  3. Daniel Hettinger, M.D.Milwaukee, WI 532111952411514
  4. Kevin Krembs, MDMilwaukee, WI 532111134209265
  5. Jennifer Leber, DOMilwaukee, WI 532111528014057
  6. Agnes Lun, MDMilwaukee, WI 532111437105459
  7. Andrew McGown, MDMilwaukee, WI 532111912954017
  8. Marcus Perry, MDMilwaukee, WI 532111619056264

Common questions

What is Vivek Narang, M.D.'s NPI number?

Vivek Narang, M.D.'s National Provider Identifier (NPI) is 1518282565, issued on Apr 1, 2010. An NPI identifies a provider in billing; it is not a license.

Where is Vivek Narang, M.D. located?

The NPPES record lists a practice address at 2320 N Lake Dr, Milwaukee, WI, 53211. Phone: (414) 270-4932. Providers update this record themselves, so call before visiting.

How can I verify Vivek Narang, M.D.'s license?

NPPES lists Wisconsin license number 57420-20, 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.

How much does Vivek Narang, M.D. prescribe under Medicare Part D?

In 2024, Vivek Narang, M.D. had 224 Medicare Part D claims for 96 beneficiaries; the average among internal medicine physician prescribers was 3,176. 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.