NPPES file of Aug 9, 2026

Steven K. Nakata, MD

Anesthesiology Physician · Brookfield, WI

Steven K. Nakata, MD is an anesthesiology physician with a practice address in Brookfield, Wisconsin, and NPI 1316921778, issued on Nov 30, 2005. Check the license (Wisconsin 30685-20, 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 2024 · method · Verify with CMS →

NPPES recordNPPES file of Aug 9, 2026
1316921778
Name
Steven K. Nakata
Credential
MD
Primary taxonomy
Anesthesiology Physician 207L00000X
License numbers
30685-20 WI
30685-020 WI
Self-reported in NPPES; status is on the state search
Practice location
19333 W North Ave, Brookfield, WI 53045
Phone
(262) 785-2000
Enumerated
Nov 30, 2005
Record last updated
Aug 1, 2024
Medicaid ID
31799900 WI
Medicare enrollment
Enrolled (PECOS I20040318000429); accepts Medicare assignment
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 19333 W North Ave

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

  1. Stuart Blacher, MDRadiation Oncology Physician1154375988
  2. Mark Bruce, D. O.Emergency Medicine Physician1649381351
  3. Richard Cherwenka, M.D.Anesthesiology Physician1083698567
  4. Jessica Chesna, APNPNurse Practitioner1295254019
  5. Molly Colque, M.D.Hospitalist Physician1922203819
  6. Margaret Deau, RDRegistered Dietitian1235290156

Verify Steven K. Nakata in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersWisconsin Medical Examining Board
    Search for license 30685-20
    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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12% more Medicare Part D claims than the average anesthesiology physician in 2024

452 Medicare Part D claims for 128 beneficiaries, against an average of 402 among the 4,319 providers of this specialty who prescribed in Part D. Brand-name drugs were 0% of claims. 128 claims were for opioids.

  1. Steven Nakata452
  2. Specialty average402

Most prescribed

  1. Pregabalin148 claims
  2. Tramadol Hcl94 claims
  3. Meloxicam87 claims
  4. Gabapentin40 claims
  5. Hydrocodone-Acetaminophen21 claims
  6. Methocarbamol13 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.

Industry payments in 2024: $116.85

4 payments; by number, the most common kind was food and beverage; the largest payer was Spinal Simplicity, LLC. The 17,774 providers of this specialty with any payment received $669.59 on average. Payments are reported by manufacturers, not by the provider, and are not a sign of wrongdoing.

  1. Steven Nakata$116.85
  2. Specialty average$669.59

Source: CMS Open Payments, program year 2024 (openpaymentsdata.cms.gov); average among providers of this specialty with at least one payment.

Bills Medicare through 3 group practices

  1. Great Lakes Anesthesia And Pain Specialists SCFranklin, WI
  2. Orthopedic Surgeons OF Wisconsin SCFranklin, WI
  3. Vituity-Wisconsin Anesthesia SCPleasant Prairie, WI

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

Steven K. Nakata among 1,313 anesthesiology physician records in Wisconsin

Steven K. Nakata, MD is one of 1,313 anesthesiology physician records with a practice address in Wisconsin. 72% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2005, is newer than 0% of them.

  • NPI issued2005 · 0% of these records are older, 80% newer
  • In a Medicare fileYes · 72% of these records are
  • In the CMS Doctors and Clinicians fileYes · 66% of these records are
  • Graduated1998 · median 2006 among the 872 with a school on file
  • Record last updated2024 · 54% of these records were not updated in five years or more

Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 207L00000X and a Wisconsin practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).

Anesthesiology Physician providers in Wisconsin

There are 1,313 anesthesiology physician records in Wisconsin.

The 8 anesthesiology physician records with the nearest ZIP codes

  1. Richard Cherwenka, M.D.Brookfield, WI 530451083698567
  2. Nicholas Demuro, M.D.Brookfield, WI 530451487971586
  3. Daniel Gerber, M.D.Brookfield, WI 530451700869500
  4. Sun-O HoBrookfield, WI 530451669633699
  5. John Hur, M.D.Brookfield, WI 530451255314076
  6. Sergiy Larin, MDBrookfield, WI 530451245750736
  7. Hina Nazar, M.D.Brookfield, WI 530451619289527
  8. Robert Schoen, D.O.Brookfield, WI 530451477632024

Common questions

What is Steven K. Nakata, MD's NPI number?

Steven K. Nakata, MD's National Provider Identifier (NPI) is 1316921778, issued on Nov 30, 2005. An NPI identifies a provider in billing; it is not a license.

Where is Steven K. Nakata, MD located?

The NPPES record lists a practice address at 19333 W North Ave, Brookfield, WI, 53045. Phone: (262) 785-2000. Providers update this record themselves, so call before visiting.

How can I verify Steven K. Nakata, MD's license?

NPPES lists Wisconsin license number 30685-20, 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 Steven K. Nakata, MD prescribe under Medicare Part D?

In 2024, Steven K. Nakata, MD had 452 Medicare Part D claims for 128 beneficiaries; the average among anesthesiology physician prescribers was 402. 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.