Marilynn Frederiksen, M.D.
Maternal & Fetal Medicine Physician · Milwaukee, WI
Marilynn Frederiksen, M.D. is a maternal & fetal medicine physician with a practice address in Milwaukee, Wisconsin, and NPI 1811996796, issued on Jul 21, 2005. Check the license (Wisconsin 68138, as entered in NPPES) on the Wisconsin Medical Examining Board; the federal record below is the public data PlainDoctor holds for this provider.
- Name
- Marilynn Frederiksen
- Credential
- M.D.
- Primary taxonomy
- Maternal & Fetal Medicine Physician 207VM0101X
- License numbers
- 68138 WI
36058725 IL
Self-reported in NPPES; status is on the state search - Practice location
- 945 N 12TH St, Milwaukee, WI 53233
- Phone
- (414) 219-7956
- Enumerated
- Jul 21, 2005
- Entity
- Type 1 · individual
Also registered at 945 N 12TH St
A shared address usually means a shared clinic or building; it does not show who employs whom.
- Ahmed Abdelmagid, M.D.Pulmonary Disease Physician1144589383
- Mohammad Abdul AzeemNeurology Physician1295229797
- Ibrahim Abu-ArqoubPharmacist1033539390
- Stephanie Adamczyk, PAPhysician Assistant1063007441
- Shant Adamian, DOObstetrics & Gynecology Physician1952861668
- Ola AhmadStudent in an Organized Health Care Education/Training Program1629871645
Verify Marilynn Frederiksen in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersWisconsin Medical Examining Board
Search for license 68138Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS, AOA, NCCPA, AANPNot checked
Maternal & Fetal Medicine Physician providers in Wisconsin
There are 35 maternal & fetal medicine physician records in Wisconsin. No Medicare prescribing, quality score, industry payment or hospital affiliation is published for this NPI.
Other maternal & fetal medicine physician records in Wisconsin
- Jacquelyn Adams, M.D.Madison, WI1811330376
- Kathleen Antony, M.D.Fitchburg, WI1912297102
- Barbara Assel, MDLa Crosse, WI1407815293
- Alison Bauer, MDMarshfield, WI1184061491
- Margaret Carr, MDWauwatosa, WI1053306126
- Carolyn Chatterton, DO, MPHMilwaukee, WI1245750744
- Meredith Cruz, M.D.Milwaukee, WI1154515849
- Susan Davidson, MDMadison, WI1841232873
- Sabine Droste, MDMadison, WI1174599294
- Harry Farb, M.D.La Crosse, WI1194888685
Common questions
What is Marilynn Frederiksen, M.D.'s NPI number?
Marilynn Frederiksen, M.D.'s National Provider Identifier (NPI) is 1811996796, issued on Jul 21, 2005. An NPI identifies a provider in billing; it is not a license.
Where is Marilynn Frederiksen, M.D. located?
The NPPES record lists a practice address at 945 N 12TH St, Milwaukee, WI, 53233. Phone: (414) 219-7956. Providers update this record themselves, so call before visiting.
How can I verify Marilynn Frederiksen, M.D.'s license?
NPPES lists Wisconsin license number 68138, 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), loaded Aug 27, 2026 (NPPES files on CMS.gov); NUCC Health Care Provider Taxonomy. An NPI identifies who bills; it is not a license.
Every figure on PlainDoctor is rendered directly from the federal CMS NPPES registry, Medicare Part D, MIPS, and Open Payments records, no number is typed in by an editor. See our editorial standards & corrections policy, the methodology behind these numbers, or report a data error. Data current as of Aug 27, 2026.