NPPES file of Aug 9, 2026

Cheryl L. Sinitz, PA-C

Physician Assistant · Milwaukee, WI

Cheryl L. Sinitz, PA-C is a physician assistant with a practice address in Milwaukee, Wisconsin, and NPI 1558338244, issued on Mar 2, 2006. Check the license (Wisconsin 1485-23, as entered in NPPES) with the Wisconsin board that licenses this profession; 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
1558338244
Name
Cheryl L. Sinitz
Credential
PA-C
Primary taxonomy
Physician Assistant 363A00000X
License number
1485-23 WI
Self-reported in NPPES; status is on the state search
Practice location
2801 W Kinnickinnic River Pkwy Ste 1080, Milwaukee, WI 53215
Phone
(414) 908-6506
Enumerated
Mar 2, 2006
Record last updated
Jan 26, 2026
Fax
(414) 908-6510
Medicare enrollment
Enrolled (PECOS I20081223000282); 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 2801 W Kinnickinnic River Pkwy Ste 1080

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

  1. Alison Baierl, PA-CMedical Physician Assistant1831530575
  2. Katie Balderas, PA-CPhysician Assistant1497184279
  3. Aaron Baltz, MDGastroenterology Physician1467499277
  4. William Blosky, M.D.Gastroenterology Physician1740506195
  5. Fabiola Boche, PA-CMedical Physician Assistant1265661847
  6. Tedd Cain, MDGastroenterology Physician1750358115

Verify Cheryl L. Sinitz in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersWhich Wisconsin board licenses this profession
    Search for license 1485-23
    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
Find 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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70% fewer Medicare Part D claims than the average physician assistant in 2024

247 Medicare Part D claims for 86 beneficiaries, against an average of 830 among the 101,058 providers of this specialty who prescribed in Part D. Brand-name drugs were 23% of claims.

  1. Cheryl Sinitz247
  2. Specialty average830

Most prescribed

  1. Pantoprazole Sodium54 claims
  2. Famotidine33 claims
  3. Omeprazole30 claims
  4. Linzess29 claims
  5. Mesalamine20 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): 82 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 score68.7
  2. Costout of 100 · 30%75.2
  3. Promoting interoperabilityout of 100 · 25%83.0
  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. Gastroenterology Specialists SCWaukesha, WI
  2. GI Associates LLCBrookfield, WI

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

Cheryl L. Sinitz among 3,475 physician assistant records in Wisconsin

Cheryl L. Sinitz, PA-C is one of 3,475 physician assistant records with a practice address in Wisconsin. 81% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2006, is newer than 4% of them.

  • NPI issued2006 · 4% of these records are older, 76% newer
  • In a Medicare fileYes · 81% of these records are
  • In the CMS Doctors and Clinicians fileYes · 72% of these records are
  • Graduated2002 · median 2016 among the 2,491 with a school on file
  • Record last updated2026 · 38% of these records were not updated in five years or more

Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 363A00000X and a Wisconsin practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).

821 physician assistant records list a practice address in Milwaukee

They are 821 of the 18,389 NPPES records with a practice address in Milwaukee, and 3,475 physician assistant records in Wisconsin.

The 8 physician assistant records with the nearest ZIP codes

  1. Luann Bronek, PAMilwaukee, WI 532151821065517
  2. Spencer Campbell, P.A.Milwaukee, WI 532151770559825
  3. Laurie Casiano, PAMilwaukee, WI 532151851368534
  4. Tara Ferris, PA-CMilwaukee, WI 532151033191291
  5. M Giebel, PA-CMilwaukee, WI 532151013999275
  6. Lynn Giovetti, PAMilwaukee, WI 532151720055411
  7. Julie Hilbelink, PA-CMilwaukee, WI 532151932176617
  8. Christine Kamelle, PAMilwaukee, WI 532151821090440

Common questions

What is Cheryl L. Sinitz, PA-C's NPI number?

Cheryl L. Sinitz, PA-C's National Provider Identifier (NPI) is 1558338244, issued on Mar 2, 2006. An NPI identifies a provider in billing; it is not a license.

Where is Cheryl L. Sinitz, PA-C located?

The NPPES record lists a practice address at 2801 W Kinnickinnic River Pkwy Ste 1080, Milwaukee, WI, 53215. Phone: (414) 908-6506. Providers update this record themselves, so call before visiting.

How can I verify Cheryl L. Sinitz, PA-C's license?

NPPES lists Wisconsin license number 1485-23, as entered by the provider. Search the Wisconsin board that licenses this profession; the NPPES record confirms identity only.

How much does Cheryl L. Sinitz, PA-C prescribe under Medicare Part D?

In 2024, Cheryl L. Sinitz, PA-C had 247 Medicare Part D claims for 86 beneficiaries; the average among physician assistant prescribers was 830. Part D covers Medicare prescriptions only.

What is Cheryl L. Sinitz, PA-C's MIPS final score?

The 2023 MIPS final score is 82 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.