NPPES file of Aug 9, 2026

Tammy J. Homman, M.D.

Family Medicine Physician · Rockford, IL

Tammy J. Homman, M.D. is a family medicine physician with a practice address in Rockford, Illinois, and NPI 1558337956, issued on Feb 24, 2006. Check the license (Illinois 036-108049, as entered in NPPES) on the Illinois Department of Financial and Professional Regulation; 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
1558337956
Name
Tammy J. Homman
Credential
M.D.
Primary taxonomy
Family Medicine Physician 207Q00000X
License numbers
036-108049 IL
036108049 IL
Self-reported in NPPES; status is on the state search
Practice location
1221 E State St, Rockford, IL 61104
Phone
(815) 972-1000
Enumerated
Feb 24, 2006
Record last updated
Nov 1, 2023
Fax
(815) 972-1086
Medicaid ID
0361008049 IL
Medicare enrollment
Enrolled (PECOS I20040521000809); accepts Medicare assignment
Medical or professional school
University Of Illinois College Of Med (Chi/Peor/Rock/Chm-Urb), 1999
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 1221 E State St

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

  1. Eveleen Ackerman, F.N.P.Family Nurse Practitioner1568444008
  2. Dolores Apreda, DOStudent in an Organized Health Care Education/Training Program1013857408
  3. Laura BergerStudent in an Organized Health Care Education/Training Program1467394544
  4. Gerald Boyd, M.D.Family Medicine Physician1235111774
  5. Cynthia BrushClinical Social Worker1467738328
  6. Cheyenne CarrStudent in an Organized Health Care Education/Training Program1962343582

Verify Tammy J. Homman in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersIllinois Department of Financial and Professional Regulation
    Search for license 036-108049
    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 Illinois license search

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32% fewer Medicare Part D claims than the average family medicine physician in 2024

2,406 Medicare Part D claims for 213 beneficiaries, against an average of 3,544 among the 117,163 providers of this specialty who prescribed in Part D. 99 claims were for opioids.

  1. Tammy Homman2,406
  2. Specialty average3,544

Most prescribed

  1. Atorvastatin Calcium136 claims
  2. Levothyroxine Sodium126 claims
  3. Furosemide118 claims
  4. Amlodipine Besylate107 claims
  5. Lisinopril92 claims
  6. Carvedilol65 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): 82.1 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 score71.8
  2. Costout of 100 · 30%66.1
  3. Promoting interoperabilityout of 100 · 25%98.0
  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 one group practice

  1. The Board OF Trustees OF The University OF IllinoisRockford, IL

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

145 family medicine physician records list a practice address in Rockford

They are 145 of the 3,893 NPPES records with a practice address in Rockford, and 6,215 family medicine physician records in Illinois.

Other family medicine physician records in Illinois

  1. Jon Aagaard, MDWheaton, IL1750496923
  2. Napoleon Abando, MDWoodstock, IL1003972753
  3. Nikka Abaricia, MDChicago, IL1790366342
  4. Mohemmed AbbasChicago, IL1609612522
  5. Muhammad AbbasAlton, IL1588341556
  6. Syed AbbasWest Dundee, IL1972733103
  7. Stefanie AbbottMaywood, IL1861137457
  8. Roann Abdeladl, MDEvanston, IL1437087103
  9. Ahmed Abdelkader, MDChicago, IL1659104230
  10. Guy Abderholden, MDAntioch, IL1902899792

Common questions

What is Tammy J. Homman, M.D.'s NPI number?

Tammy J. Homman, M.D.'s National Provider Identifier (NPI) is 1558337956, issued on Feb 24, 2006. An NPI identifies a provider in billing; it is not a license.

Where is Tammy J. Homman, M.D. located?

The NPPES record lists a practice address at 1221 E State St, Rockford, IL, 61104. Phone: (815) 972-1000. Providers update this record themselves, so call before visiting.

How can I verify Tammy J. Homman, M.D.'s license?

NPPES lists Illinois license number 036-108049, as entered by the provider. Search the Illinois Department of Financial and Professional Regulation at https://idfpr.illinois.gov/checklicense.html. The NPPES record confirms identity only; the state search shows license status, expiration and public orders.

How much does Tammy J. Homman, M.D. prescribe under Medicare Part D?

In 2024, Tammy J. Homman, M.D. had 2,406 Medicare Part D claims for 213 beneficiaries; the average among family medicine physician prescribers was 3,544. Part D covers Medicare prescriptions only.

What is Tammy J. Homman, M.D.'s MIPS final score?

The 2023 MIPS final score is 82.1 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.