Ajay Kumar Parsaik, M.D.
Psychiatry Physician · Marshfield, WI
Ajay Kumar Parsaik, M.D. is a psychiatry physician with a practice address in Marshfield, Wisconsin, and NPI 1740523844, issued on Mar 27, 2013. Check the license (Wisconsin 66878-20, as entered in NPPES) on the Wisconsin Medical Examining Board; the Medicare figures below come from public CMS files.
- Name
- Ajay Kumar Parsaik
- Credential
- M.D.
- Primary taxonomy
- Psychiatry Physician 2084P0800X
- License number
- 66878-20 WI
Self-reported in NPPES; status is on the state search - Practice location
- 1000 N Oak Ave, Marshfield, WI 54449
- Phone
- (715) 387-5511
- Enumerated
- Mar 27, 2013
- Record last updated
- Feb 16, 2024
- Medicare enrollment
- Enrolled (PECOS I20170710000500); accepts Medicare assignment
- Telehealth
- Offers telehealth (CMS)
- 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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- Chady Abboud Leon, M.D.Hematology & Oncology Physician1770737744
- Ihab Abdalrahman, MDHospitalist Physician1497855134
- Raquel Abengozar Mingorance, MDStudent in an Organized Health Care Education/Training Program1609437755
- Aanuoluwa Abiola, M.DGeriatric Medicine (Internal Medicine) Physician1598117574
Verify Ajay Kumar Parsaik in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersWisconsin Medical Examining Board
Search for license 66878-20Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
16.7 times the Medicare Part D claims of the average psychiatry physician in 2024
16,709 Medicare Part D claims for 852 beneficiaries, against an average of 1,000 among the 35,054 providers of this specialty who prescribed in Part D. Brand-name drugs were 3% of claims.
Most prescribed
- Quetiapine Fumarate1,193 claims
- Trazodone Hcl942 claims
- Lorazepam829 claims
- Clonazepam802 claims
- Sertraline Hcl782 claims
- Risperidone739 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): 78.9 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
- Mchs Hospitals IncMarshfield, WI
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
Ajay Kumar Parsaik among 929 psychiatry physician records in Wisconsin
Ajay Kumar Parsaik, M.D. 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 2013, is newer than 71% of them.
- NPI issued2013 · 71% of these records are older, 26% newer
- In a Medicare fileYes · 68% of these records are
- In the CMS Doctors and Clinicians fileYes · 47% of these records are
- Graduated2005 · median 2005 among the 439 with a school on file
- Record last updated2024 · 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
- Erica Larson, D.O.Marshfield, WI 544491316207046
- Trixie Lipke, MDMarshfield, WI 544491356608988
- Michael Oberg, MDMarshfield, WI 544491659467819
Common questions
What is Ajay Kumar Parsaik, M.D.'s NPI number?
Ajay Kumar Parsaik, M.D.'s National Provider Identifier (NPI) is 1740523844, issued on Mar 27, 2013. An NPI identifies a provider in billing; it is not a license.
Where is Ajay Kumar Parsaik, M.D. 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 Ajay Kumar Parsaik, M.D.'s license?
NPPES lists Wisconsin license number 66878-20, 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 Ajay Kumar Parsaik, M.D. prescribe under Medicare Part D?
In 2024, Ajay Kumar Parsaik, M.D. had 16,709 Medicare Part D claims for 852 beneficiaries; the average among psychiatry physician prescribers was 1,000. Part D covers Medicare prescriptions only.
What is Ajay Kumar Parsaik, M.D.'s MIPS final score?
The 2023 MIPS final score is 78.9 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.