NPPES file of Aug 9, 2026

Christian De Gregorio, MD

Child & Adolescent Psychiatry Physician · Wausau, WI

Christian De Gregorio, MD is a child & adolescent psychiatry physician with a practice address in Wausau, Wisconsin, and NPI 1184676827, issued on May 17, 2006. Check the license (Wisconsin 48159, as entered in NPPES) on the Wisconsin Medical Examining Board; the Medicare figures below come from public CMS files.

Record from CMS NPPES, file of Aug 9, 2026 · Medicare files 2023 and 2024 · method · Verify with CMS →

NPPES recordNPPES file of Aug 9, 2026
1184676827
Name
Christian De Gregorio
Credential
MD
Primary taxonomy
Child & Adolescent Psychiatry Physician 2084P0804X
License number
48159 WI
Self-reported in NPPES; status is on the state search
Practice location
520 N 28TH Ave, Wausau, WI 54401
Phone
(715) 847-0094
Enumerated
May 17, 2006
Record last updated
Apr 26, 2012 (not updated in 14 years: call before relying on the address or phone)
Medicaid ID
34830400 WI
Medicare enrollment
Enrolled (PECOS I20060606000075); accepts Medicare assignment
Medical or professional school
Uniformed Services Uhs Fe Hebert School Of Med, 1993
Telehealth
Offers telehealth (CMS)
Entity
Type 1 · individual
Public record from CMS NPPES (open it on the CMS NPI Registry). Enrollment, assignment, school and telehealth: CMS Doctors and Clinicians file, Aug 2026. A record is not a license: verify it with the state board.
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Also registered at 520 N 28TH Ave

A shared address usually means a shared clinic or building; it does not show who employs whom.

  1. Savannah BaadeSpeech-Language Pathologist1588233431
  2. John Booth, MFTMarriage & Family Therapist1245600840
  3. Anthony Gillette, PHDPsychologist1174564645
  4. Kaylee HeitzSpeech-Language Pathologist1629647441
  5. Jordan Ile, SLPSpeech-Language Pathologist1306414347
  6. Jocelyn Mayer, MS BCBA LBABehavior Analyst1689191868

Verify Christian De Gregorio in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersWisconsin Medical Examining Board
    Search for license 48159
    Check the board
  3. 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
  4. 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
  5. 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
Open the Wisconsin license search

PlainDoctor does not match the HHS-OIG exclusion list to individual records: most entries carry no NPI. Search the OIG exclusion list by name.

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77% more Medicare Part D claims than the average child & adolescent psychiatry physician in 2024

894 Medicare Part D claims for 29 beneficiaries, against an average of 504 among the 3,545 providers of this specialty who prescribed in Part D. Brand-name drugs were 6% of claims.

  1. Christian De Gregorio894
  2. Specialty average504

Most prescribed

  1. Fluoxetine Hcl61 claims
  2. Trazodone Hcl51 claims
  3. Buspirone Hcl48 claims
  4. Atomoxetine Hcl47 claims
  5. Quetiapine Fumarate43 claims
  6. Bupropion Xl32 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): 84.6 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.

  1. Qualityout of 100 · 30% of the final score91.8
  2. Costout of 100 · 30%53.8
  3. Promoting interoperabilityout of 100 · 25%100.0
  4. Improvement activities40 of 40 points · 15%100.0

Source: CMS Quality Payment Program, MIPS performance year 2023, group reporting; category weights for 2023 (qpp.cms.gov).

Bills Medicare through 2 group practices

  1. Aspirus Medical Group, Inc.Weston, WI
  2. Langlade Hospital - Hotel Dieu OF St Joseph OF Antigo WisconsinAntigo, WI

Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).

Child & Adolescent Psychiatry Physician providers in Wisconsin

There are 134 child & adolescent psychiatry physician records in Wisconsin.

Other child & adolescent psychiatry physician records in Wisconsin

  1. Maritoni Abraham, M.D.Wauwatosa, WI1083649925
  2. Richa Aggarwal, MDAppleton, WI1578761797
  3. Jeffrey Anders, MDFitchburg, WI1093734758
  4. Maria Maria Anleu-Smith, M.D.Beloit, WI1447367248
  5. Judith Arnold, MDTwo Rivers, WI1578592572
  6. Erica Arrington, M.D.Milwaukee, WI1720183759
  7. Tisa Ayuso, D.O.Milwaukee, WI1851629448
  8. Nicole Ballinger, D.O.Wauwatosa, WI1104914951
  9. Paula Bank, M.D., PH.D.La Crosse, WI1295808921
  10. Richard Barthel, MDMilwaukee, WI1922059336

Common questions

What is Christian De Gregorio, MD's NPI number?

Christian De Gregorio, MD's National Provider Identifier (NPI) is 1184676827, issued on May 17, 2006. An NPI identifies a provider in billing; it is not a license.

Where is Christian De Gregorio, MD located?

The NPPES record lists a practice address at 520 N 28TH Ave, Wausau, WI, 54401. Phone: (715) 847-0094. Providers update this record themselves, so call before visiting.

How can I verify Christian De Gregorio, MD's license?

NPPES lists Wisconsin license number 48159, 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 Christian De Gregorio, MD prescribe under Medicare Part D?

In 2024, Christian De Gregorio, MD had 894 Medicare Part D claims for 29 beneficiaries; the average among child & adolescent psychiatry physician prescribers was 504. Part D covers Medicare prescriptions only.

What is Christian De Gregorio, MD's MIPS final score?

The 2023 MIPS final score is 84.6 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.