NPPES file of Aug 9, 2026

Melissa Louise Leib, M.D.

Emergency Medicine Physician · Milwaukee, WI

Melissa Louise Leib, M.D. is an emergency medicine physician with a practice address in Milwaukee, Wisconsin, and NPI 1598833006, issued on Dec 1, 2006. Check the license (Wisconsin 51497-20, 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 2023 and 2024 · method · Verify with CMS →

NPPES recordNPPES file of Aug 9, 2026
1598833006
Name
Melissa Louise Leib
Credential
M.D.
Primary taxonomy
Emergency Medicine Physician 207P00000X
License number
51497-20 WI
Self-reported in NPPES; status is on the state search
Practice location
1110 E Ogden Ave, Milwaukee, WI 53202
Phone
(608) 698-9676
Enumerated
Dec 1, 2006
Record last updated
Nov 24, 2020 (not updated in 6 years: call before relying on the address or phone)
Entity
Type 1 · individual
Public record from CMS NPPES (open it on the CMS NPI Registry). A record is not a license: verify it with the state board.
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Verify Melissa Louise Leib in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersWisconsin Medical Examining Board
    Search for license 51497-20
    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

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16% fewer Medicare Part D claims than the average emergency medicine physician in 2024

189 Medicare Part D claims for 126 beneficiaries, against an average of 226 among the 54,106 providers of this specialty who prescribed in Part D. Brand-name drugs were 8% of claims. 17 claims were for opioids.

  1. Melissa Leib189
  2. Specialty average226

Most prescribed

  1. Prednisone20 claims
  2. Amoxicillin-Clavulanate Potass19 claims
  3. Ondansetron Odt16 claims
  4. Hydrocodone-Acetaminophen13 claims
  5. Cefprozil11 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.

The practice group's MIPS final score for 2023 (Medicare payment program): 95 of 100

The Merit-based Incentive Payment System score is reported for the practice group, not for one clinician alone. Four categories are weighted into the final score; the average among 454,083 clinicians with a measured score was 83.5.

  1. Qualityout of 100 · 30% of the final score96.5
  2. Costout of 100 · 30%82.6
  3. Promoting interoperabilitynot scored (reweighted)
  4. Improvement activities40 of 40 points · 15%100.0

Source: CMS Quality Payment Program, MIPS performance year 2023, group reporting; category weights for 2023 (qpp.cms.gov).

Melissa Louise Leib among 1,464 emergency medicine physician records in Wisconsin

Melissa Louise Leib, M.D. is one of 1,464 emergency medicine physician records with a practice address in Wisconsin. 79% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2006, is newer than 8% of them.

  • NPI issued2006 · 8% of these records are older, 58% newer
  • In a Medicare fileYes · 79% of these records are
  • In the CMS Doctors and Clinicians fileNo · 58% of these records are
  • Record last updated2020 · 50% of these records were not updated in five years or more

Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 207P00000X and a Wisconsin practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).

358 emergency medicine physician records list a practice address in Milwaukee

They are 358 of the 18,389 NPPES records with a practice address in Milwaukee, and 1,464 emergency medicine physician records in Wisconsin.

The 8 emergency medicine physician records with the nearest ZIP codes

  1. Manish Acharya, M.D.Milwaukee, WI 532021437129715
  2. Hector Aguilera, M.D.Milwaukee, WI 532021174593487
  3. Glenn Aldinger, M.D.Milwaukee, WI 532021639138381
  4. Adam Ankrum, D.O.Milwaukee, WI 532021003875303
  5. Jennifer Augustine, M.D.Milwaukee, WI 532021295795904
  6. Margaret Barron, M.D.Milwaukee, WI 532021831159482
  7. Stephanie Boyer, M.D.Milwaukee, WI 532021124081765
  8. Nathaniel Brackett, M.D.Milwaukee, WI 532021457314429

Common questions

What is Melissa Louise Leib, M.D.'s NPI number?

Melissa Louise Leib, M.D.'s National Provider Identifier (NPI) is 1598833006, issued on Dec 1, 2006. An NPI identifies a provider in billing; it is not a license.

Where is Melissa Louise Leib, M.D. located?

The NPPES record lists a practice address at 1110 E Ogden Ave, Milwaukee, WI, 53202. Phone: (608) 698-9676. Providers update this record themselves, so call before visiting.

How can I verify Melissa Louise Leib, M.D.'s license?

NPPES lists Wisconsin license number 51497-20, 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 Melissa Louise Leib, M.D. prescribe under Medicare Part D?

In 2024, Melissa Louise Leib, M.D. had 189 Medicare Part D claims for 126 beneficiaries; the average among emergency medicine physician prescribers was 226. Part D covers Medicare prescriptions only.

What is Melissa Louise Leib, M.D.'s MIPS final score?

The 2023 MIPS final score is 95 of 100, reported for the practice group. The average among 454,083 clinicians with a measured score was 83.5.

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.