Erica L. Larson, D.O.
Psychiatry Physician · Marshfield, WI
Erica L. Larson, D.O. is a psychiatry physician with a practice address in Marshfield, Wisconsin, and NPI 1316207046, issued on May 29, 2012. Check the license (Wisconsin 66656, as entered in NPPES) on the Wisconsin Medical Examining Board; the Medicare figures below come from public CMS files.
- Name
- Erica L. Larson
- Credential
- D.O.
- Primary taxonomy
- Psychiatry Physician 2084P0800X
- License numbers
- 66656 WI
5101019903 MI
2025011017 MO
OS025517C PA
Self-reported in NPPES; status is on the state search - Practice location
- 1000 N Oak Ave, Marshfield, WI 54449
- Phone
- (715) 387-5511
- Enumerated
- May 29, 2012
- Record last updated
- Mar 30, 2026
- Medicare enrollment
- Enrolled (PECOS I20260317003232); accepts Medicare assignment
- Entity
- Type 1 · individual
8 nearest psychiatry physician records → All 929 in Wisconsin → Look up another NPI →
Also registered at 1000 N Oak Ave
A shared address usually means a shared clinic or building; it does not show who employs whom.
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- Raquel Abengozar Mingorance, MDStudent in an Organized Health Care Education/Training Program1609437755
- Aanuoluwa Abiola, M.DGeriatric Medicine (Internal Medicine) Physician1598117574
Verify Erica L. Larson in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersWisconsin Medical Examining Board
Search for license 66656Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
73% fewer Medicare Part D claims than the average psychiatry physician in 2024
272 Medicare Part D claims for 19 beneficiaries, against an average of 1,000 among the 35,054 providers of this specialty who prescribed in Part D. Brand-name drugs were 6% of claims.
Most prescribed
- Fluoxetine Hcl34 claims
- Trazodone Hcl30 claims
- Buspirone Hcl22 claims
- Sertraline Hcl19 claims
- Hydroxyzine Hcl18 claims
- Bupropion Xl13 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
- P R Health CorporationPark River, ND
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
Erica L. Larson among 929 psychiatry physician records in Wisconsin
Erica L. Larson, D.O. is one of 929 psychiatry 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. Its NPI, issued in 2012, is newer than 69% of them.
- NPI issued2012 · 69% of these records are older, 29% newer
- In a Medicare fileYes · 68% of these records are
- In the CMS Doctors and Clinicians fileYes · 47% of these records are
- Graduated2012 · median 2005 among the 439 with a school on file
- Record last updated2026 · 52% of these records were not updated in five years or more
Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 2084P0800X and a Wisconsin practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
Psychiatry Physician providers in Wisconsin
There are 929 psychiatry physician records in Wisconsin.
All 929 in Wisconsin → Every provider in Marshfield → Psychiatry Physician nationwide →
The 8 psychiatry physician records with the nearest ZIP codes
- Celestino Balinghasay, MDMarshfield, WI 544491104926310
- Matthew Biller, MDMarshfield, WI 544491336600360
- Mary Hennessy, M.D.Marshfield, WI 544491104980119
- Daniel Jurczyk, MDMarshfield, WI 544491043716434
- Edward Krall, MDMarshfield, WI 544491134222763
- Trixie Lipke, MDMarshfield, WI 544491356608988
- Michael Oberg, MDMarshfield, WI 544491659467819
- Ajay Parsaik, M.D.Marshfield, WI 544491740523844
Common questions
What is Erica L. Larson, D.O.'s NPI number?
Erica L. Larson, D.O.'s National Provider Identifier (NPI) is 1316207046, issued on May 29, 2012. An NPI identifies a provider in billing; it is not a license.
Where is Erica L. Larson, D.O. located?
The NPPES record lists a practice address at 1000 N Oak Ave, Marshfield, WI, 54449. Phone: (715) 387-5511. Providers update this record themselves, so call before visiting.
How can I verify Erica L. Larson, D.O.'s license?
NPPES lists Wisconsin license number 66656, 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 Erica L. Larson, D.O. prescribe under Medicare Part D?
In 2024, Erica L. Larson, D.O. had 272 Medicare Part D claims for 19 beneficiaries; the average among psychiatry physician prescribers was 1,000. 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.