Guillermo Carrera, MD
Diagnostic Radiology Physician · Milwaukee, WI
Guillermo Carrera, MD is a diagnostic radiology physician with a practice address in Milwaukee, Wisconsin, and NPI 1821049214, issued on May 12, 2006. Check the license (Wisconsin 20857, as entered in NPPES) on the Wisconsin Medical Examining Board; the federal record below is the public data PlainDoctor holds for this provider.
- Name
- Guillermo Carrera
- Credential
- MD
- Primary taxonomy
- Diagnostic Radiology Physician 2085R0202X
- License number
- 20857 WI
Self-reported in NPPES; status is on the state search - Practice location
- 9200 W Wisconsin Ave, Milwaukee, WI 53226
- Phone
- (414) 805-3044
- Enumerated
- May 12, 2006
- Record last updated
- Jan 14, 2021 (not updated in 5 years: call before relying on the address or phone)
- Fax
- (414) 259-9290
- Medicaid IDs
- 30154800 WI
1821049214 WI - Entity
- Type 1 · individual
8 nearest diagnostic radiology physician records → All 1,005 in Wisconsin → Look up another NPI →
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Verify Guillermo Carrera in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersWisconsin Medical Examining Board
Search for license 20857Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
Guillermo Carrera among 1,005 diagnostic radiology physician records in Wisconsin
Guillermo Carrera, MD is one of 1,005 diagnostic radiology physician records with a practice address in Wisconsin. 68% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does not. Its NPI, issued in 2006, is newer than 10% of them.
- NPI issued2006 · 10% of these records are older, 48% newer
- In a Medicare fileNo · 68% of these records are
- In the CMS Doctors and Clinicians fileNo · 66% of these records are
- Record last updated2021 · 51% of these records were not updated in five years or more
Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 2085R0202X and a Wisconsin practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
226 diagnostic radiology physician records list a practice address in Milwaukee
They are 226 of the 18,389 NPPES records with a practice address in Milwaukee, and 1,005 diagnostic radiology physician records in Wisconsin. No Medicare prescribing, quality score, industry payment or hospital affiliation is published for this NPI.
All 1,005 in Wisconsin → Every provider in Milwaukee → Diagnostic Radiology Physician nationwide →
The 8 diagnostic radiology physician records with the nearest ZIP codes
- Mary Beth Gonyo, MDMilwaukee, WI 532261649221441
- Lawrence Goodman, MDMilwaukee, WI 532261548211048
- David Gregg, MDMilwaukee, WI 532261134178601
- John Heighway, MDMilwaukee, WI 532261861469215
- Robert Hieb, MDMilwaukee, WI 532261578514022
- Michael Holt, MDMilwaukee, WI 532261700871266
- Brian Jellison, MDMilwaukee, WI 532261225016835
- Benjamin Kuzma, MDMilwaukee, WI 532261952382533
Common questions
What is Guillermo Carrera, MD's NPI number?
Guillermo Carrera, MD's National Provider Identifier (NPI) is 1821049214, issued on May 12, 2006. An NPI identifies a provider in billing; it is not a license.
Where is Guillermo Carrera, MD located?
The NPPES record lists a practice address at 9200 W Wisconsin Ave, Milwaukee, WI, 53226. Phone: (414) 805-3044. Providers update this record themselves, so call before visiting.
How can I verify Guillermo Carrera, MD's license?
NPPES lists Wisconsin license number 20857, 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. 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.