Gregory Dammann, M.D.
Orthopaedic Surgery Physician · Galena, IL
Gregory Dammann, M.D. is an orthopaedic surgery physician with a practice address in Galena, Illinois, and NPI 1689652455, issued on Jan 3, 2006. Check the license (Illinois 036138935, as entered in NPPES) on the Illinois Department of Financial and Professional Regulation; the Medicare figures below come from public CMS files.
- Name
- Gregory Dammann
- Credential
- M.D.
- Primary taxonomy
- Orthopaedic Surgery Physician 207X00000X
- License number
- 036138935 IL
Self-reported in NPPES; status is on the state search - Practice location
- 1 Medical Center Dr, Galena, IL 61036
- Phone
- (815) 777-1340
- Enumerated
- Jan 3, 2006
- Entity
- Type 1 · individual
Also registered at 1 Medical Center Dr
A shared address usually means a shared clinic or building; it does not show who employs whom.
- Jennifer Berning, PT, DPTPhysical Therapist1053674226
- Lisa Bourquin, FNP-APNPFamily Nurse Practitioner1700308558
- Victoria BrueggertNurse Practitioner1992231260
- Debbie Cihak, M.D.Internal Medicine Physician1417908906
- Peter Colegrove, MDUrology Physician1184638496
- Margaret Dittmar, MS, FNP-BCNurse Practitioner1265440945
Verify Gregory Dammann in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersIllinois Department of Financial and Professional Regulation
Search for license 036138935Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS, AOA, NCCPA, AANPNot checked
1% more Medicare Part D claims than the average orthopaedic surgery physician in 2024
348 Medicare Part D claims for 115 beneficiaries, against an average of 344 among the 17,387 providers of this specialty who prescribed in Part D. Brand-name drugs were 0% of claims. 218 claims were for opioids.
Most prescribed
- Hydrocodone-Acetaminophen110 claims
- Tramadol Hcl92 claims
- Methylprednisolone24 claims
- Amoxicillin19 claims
- Meloxicam16 claims
- Cephalexin13 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 Medicare quality score for 2023: 82.6 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.
Source: CMS Quality Payment Program, MIPS performance year 2023, group reporting; category weights for 2023 (qpp.cms.gov).
Industry payments in 2024: $3,869.58
37 payments, mostly food and beverage; the largest payer was DePuy Synthes Sales Inc.. The 15,866 providers of this specialty with any payment received $21,294.10 on average. Payments are reported by manufacturers, not by the provider, and are not a sign of wrongdoing.
Source: CMS Open Payments, program year 2024 (openpaymentsdata.cms.gov); average among providers of this specialty with at least one payment.
One hospital or facility affiliation
- Midwest Medical CenterGalena, IL · Critical Access Hospitals
Source: CMS Doctors and Clinicians affiliations; Hospital General Information (Care Compare) (data.cms.gov). Star ratings are CMS hospital ratings, not ratings of this provider.
2 orthopaedic surgery physician records list a Galena practice address
They are 2 of the 83 NPPES records with a Galena practice address, and 983 orthopaedic surgery physician records in Illinois.
All 2 in Galena → All 983 in Illinois → Every provider in Galena →
Other orthopaedic surgery physician records in Illinois
- Walaa AbdelfadeelChicago, IL1669053062
- Jeffrey AckermanChicago, IL1861621351
- Henry Acuna, M.D.Oak Brook, IL1063520930
- Jeremy Adler, MDCrystal Lake, IL1699269183
- Avinesh Agarwalla, MDSchaumburg, IL1194288282
- Farhan AhmadChicago, IL1992440887
- Jamal Ahmad, M.D.Lincolnshire, IL1659325389
- Faisal Akram, MDChicago, IL1558990747
- Basel Al-Aswad, MDEvergreen Park, IL1033104641
- David Alfieri, M.D.Naperville, IL1932442076
Common questions
What is Gregory Dammann, M.D.'s NPI number?
Gregory Dammann, M.D.'s National Provider Identifier (NPI) is 1689652455, issued on Jan 3, 2006. An NPI identifies a provider in billing; it is not a license.
Where is Gregory Dammann, M.D. located?
The NPPES record lists a practice address at 1 Medical Center Dr, Galena, IL, 61036. Phone: (815) 777-1340. Providers update this record themselves, so call before visiting.
How can I verify Gregory Dammann, M.D.'s license?
NPPES lists Illinois license number 036138935, 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 Gregory Dammann, M.D. prescribe under Medicare Part D?
In 2024, Gregory Dammann, M.D. had 348 Medicare Part D claims for 115 beneficiaries; the average among orthopaedic surgery physician prescribers was 344. Part D covers Medicare prescriptions only.
What is Gregory Dammann, M.D.'s Medicare quality score?
The 2023 MIPS final score is 82.6 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), loaded Aug 27, 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.
Every figure on PlainDoctor is rendered directly from the federal CMS NPPES registry, Medicare Part D, MIPS, and Open Payments records, no number is typed in by an editor. See our editorial standards & corrections policy, the methodology behind these numbers, or report a data error. Data current as of Aug 27, 2026.