Maritza Laguna, M.D.
Internal Medicine Physician · Milwaukee, WI
Maritza Laguna, M.D. is an internal medicine physician with a practice address in Milwaukee, Wisconsin, and NPI 1417928946, issued on Feb 1, 2006. Check the license (Wisconsin 47596, as entered in NPPES) on the Wisconsin Medical Examining Board; the Medicare figures below come from public CMS files.
- Name
- Maritza Laguna
- Credential
- M.D.
- Primary taxonomy
- Internal Medicine Physician 207R00000X
- License number
- 47596 WI
Self-reported in NPPES; status is on the state search - Practice location
- 2906 S 20TH St, Milwaukee, WI 53215
- Phone
- (414) 672-1353
- Enumerated
- Feb 1, 2006
- Record last updated
- Mar 7, 2023
- Fax
- (414) 672-4265
- Medicaid ID
- 34828000 WI
- Medicare enrollment
- Enrolled (PECOS I20060306000608); accepts Medicare assignment
- Entity
- Type 1 · individual
8 nearest internal medicine physician records → All 2,078 in Wisconsin → Look up another NPI →
Also registered at 2906 S 20TH St
A shared address usually means a shared clinic or building; it does not show who employs whom.
- Flavia Adashek, MDPediatrics Physician1902555170
- Alexandra Alberda, CNMAdvanced Practice Midwife1316943715
- Sol Del Mar Aldrete Audiffred, M.D.Infectious Disease Physician1396059838
- Sharais Alvarado Pacheco, LPCProfessional Counselor1720640329
- Ann Marie Amaya, CNMAdvanced Practice Midwife1720043300
- Marystella AnidiPhysician Assistant1609509157
Verify Maritza Laguna in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersWisconsin Medical Examining Board
Search for license 47596Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
2.8 times the Medicare Part D claims of the average internal medicine physician in 2024
8,772 Medicare Part D claims for 418 beneficiaries, against an average of 3,176 among the 108,855 providers of this specialty who prescribed in Part D. Brand-name drugs were 14% of claims. 183 claims were for opioids.
Most prescribed
- Atorvastatin Calcium519 claims
- Lisinopril399 claims
- Metformin Hcl294 claims
- Omeprazole277 claims
- Amlodipine Besylate273 claims
- Rosuvastatin Calcium271 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): 82.4 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.
Source: CMS Quality Payment Program, MIPS performance year 2023, group reporting; category weights for 2023 (qpp.cms.gov).
Bills Medicare through one group practice
- Ascension Medical Group-Southeast Wisconsin IncBrookfield, WI
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
Maritza Laguna among 2,078 internal medicine physician records in Wisconsin
Maritza Laguna, 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 2006, is newer than 9% of them.
- NPI issued2006 · 9% of these records are older, 46% newer
- In a Medicare fileYes · 70% of these records are
- In the CMS Doctors and Clinicians fileYes · 53% of these records are
- Graduated1993 · median 2002 among the 1,098 with a school on file
- Record last updated2023 · 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.
All 2,078 in Wisconsin → Every provider in Milwaukee → Internal Medicine Physician nationwide →
The 8 internal medicine physician records with the nearest ZIP codes
- Richard Battiola, M.D.Milwaukee, WI 532151194709964
- Edward Chang, MDMilwaukee, WI 532151669461141
- William Chung, MDMilwaukee, WI 532151598754723
- Don Lee, M.D.Milwaukee, WI 532151336135375
- Marshal Mirviss, M.D.Milwaukee, WI 532151205820958
- Colleen Nichols, M.D.Milwaukee, WI 532151174507933
- Aijaz Noor, M.D.Milwaukee, WI 532151861476624
- Eduardo Paz, MDMilwaukee, WI 532151669466314
Common questions
What is Maritza Laguna, M.D.'s NPI number?
Maritza Laguna, M.D.'s National Provider Identifier (NPI) is 1417928946, issued on Feb 1, 2006. An NPI identifies a provider in billing; it is not a license.
Where is Maritza Laguna, M.D. located?
The NPPES record lists a practice address at 2906 S 20TH St, Milwaukee, WI, 53215. Phone: (414) 672-1353. Providers update this record themselves, so call before visiting.
How can I verify Maritza Laguna, M.D.'s license?
NPPES lists Wisconsin license number 47596, 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 Maritza Laguna, M.D. prescribe under Medicare Part D?
In 2024, Maritza Laguna, M.D. had 8,772 Medicare Part D claims for 418 beneficiaries; the average among internal medicine physician prescribers was 3,176. Part D covers Medicare prescriptions only.
What is Maritza Laguna, M.D.'s MIPS final score?
The 2023 MIPS final score is 82.4 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.