Dr. Erich E. Hornbach, MD
- Medicare services, 2022
- 154
- Medicare patients, 2024
- 17
- Part D claims, 2024
- 463
- Publications
- 3
- Hospital affiliations
- 2
- Practice address
- 901 S Oakland St, Saint Johns, MI 48879
- Practice phone
- Call (989) 224-2338
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Primary practice
Smg St Johns
Saint Johns, Michigan
Find Dr. Hornbach's professional email, personal email and mobile number
Dmand AI checks each channel through healthcare-specific waterfall enrichment. See what is on file with a free account, with practice phones, licenses and affiliations.
Dr. Erich E. Hornbach is an orthopaedic hand surgery physician in Saint Johns, Michigan
Dr. Hornbach practices at Smg St Johns in Saint Johns, Michigan.
Dr. Hornbach's NPI, 1629074448, was assigned on June 27, 2005. Dr. Hornbach graduated from University of Michigan Medical School in 1995. Dr. Hornbach holds Michigan license 4301077519.
- NPI
- 1629074448NPI Registry (opens in a new tab)
- Medicare PAC ID
- 4486626710
- NPI enumeration date
- June 27, 2005
- NPI status
- Active
- Accepts Medicare assignment
- Yes
- Practice phone
- (989) 224-2338
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- Sex
- Male
- Estimated age
- 57
- Medical school graduation
- 1995
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; Dmand AI Practice Data; and Doctors and Clinicians National Downloadable File (CMS)
Dr. Erich E. Hornbach practices at Smg St Johns in Saint Johns, Michigan
Dr. Hornbach's primary practice is Smg St Johns, at 901 S Oakland St, Saint Johns, MI 48879 in Clinton County. The practice phone is (989) 224-2338.
- Smg St Johns901 S Oakland St, Saint Johns, MI 48879 · Clinton CountyPhone(989) 224-2338
Sources: NPPES NPI Registry (CMS); and Dmand AI Practice Data
Dr. Erich E. Hornbach is affiliated with 5 sites of care and 2 medical groups
Dr. Hornbach's primary practice is Smg St Johns in Saint Johns, Michigan. Dr. Hornbach is also affiliated with University of Michigan Health-Sparrow Clinton. The medical group on file is University of Michigan Health-Sparrow. Dmand AI also links Dr. Hornbach to 1 more hospital, 2 group practices and clinics and 1 medical group, each named with a free account.
Sources: NPPES NPI Registry (CMS); Dmand AI Practice Data; Dmand AI Affiliation Data; and Dmand AI Org Hierarchy Data
Dmand AI tracks the EHR system at Dr. Erich E. Hornbach's practice
Dmand AI tracks the electronic health record (EHR) system at each site where Dr. Hornbach practices, 4 sites in all. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| Smg St Johns | Available with a free account |
| +4 more sites and 1 medical group | Available with a free account |
Source: Dmand AI Technology Install Data
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Dr. Erich E. Hornbach is one of 59 orthopaedic hand surgery physicians in Michigan
Hand surgery is Dr. Hornbach's primary specialty in the NPI Registry, under taxonomy code 207XS0106X. Dr. Hornbach is licensed in Michigan.
Specialties and state licenses
- Orthopaedic hand surgery, MichiganPrimary
Orthopaedic hand surgery physicians near Dr. Hornbach
Counts of orthopaedic hand surgery physicians with a Dmand AI profile, by place and practice. Each opens the list.
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; and Dmand AI Peer Benchmarks
Dr. Erich E. Hornbach billed Medicare for 154 services in 2022
CMS data shows 154 Medicare services from Dr. Hornbach across 7 procedure codes in 2022, for 17 Medicare patients. Medicare paid $10,657 for them.
Dr. Hornbach's Medicare services by type, 2021 to 2022
- 2021
- 2022
- Office and hospital visits
- 2021: 1762022: 7557%
- Drugs given in the office
- 2021: 262022: 4054%
- Surgery
- 2021: 822022: 3952%
Where Dr. Hornbach's Medicare services took place, 2022
- In an office13084%
- In a facility2416%
Dr. Hornbach compared with the Michigan median for orthopaedic hand surgery physicians, 2022
- Dr. Hornbach
- Michigan median
- Medicare services
- 154vs 49569% below
- Medicare patients
- 17vs 18491% below
- Part D claims
- 432vs 696.3 times
Medians across 58 orthopaedic hand surgery physicians in Michigan with Dmand AI profiles that report each measure.
Dr. Hornbach's most billed Medicare procedure codes, 2022
CMS publishes codes billed for 11 or more Medicare patients. Each label is the code family; CPT descriptions are licensed by the AMA.
Need commercial claims for Dr. Hornbach?
Medicare shows one payer. Book a meeting to get commercial claims data for Dr. Hornbach and other orthopaedic hand surgery physicians in Michigan.
Sources: Medicare Physician & Other Practitioners - by Provider and Service (CMS), 2024 data; and Dmand AI Peer Benchmarks
Dr. Erich E. Hornbach treated 17 Medicare patients in 2024, average age 69
CMS counts 17 Medicare patients who saw Dr. Hornbach in 2024. 75% of them have arthritis. Their average risk score is 0.83, where 1.00 is the Medicare average.
Across all payers, Dmand AI patient panel data puts Dr. Hornbach's median patient age at 69, with 58% women.
Chronic conditions among Dr. Hornbach's Medicare patients, 2024
- Arthritis75%
Share of Medicare patients with each condition. A patient can have several.
Dr. Hornbach's patients across all payers
Dmand AI patient panel data covers Medicare, Medicaid and commercial patients.
Patient panel by age, all payers
Median age 69
Patient panel by sex, all payers
- Women58%
- Men41%
Sources: Dmand AI Patient Panel Data; and Medicare Physician & Other Practitioners - by Provider (CMS), 2024 data
Dr. Erich E. Hornbach wrote 463 Medicare Part D claims in 2024
In 2024, Dr. Hornbach wrote 463 Medicare Part D claims for 201 patients. 99% of them were for generic drugs. CMS names the drug for 432 of them, across 4 drugs with 11 or more claims each, at $595 in total drug cost. In 2023, CMS named 384 claims across 6 drugs.
Dr. Hornbach's Part D claims by kind of drug, 2024
- Generic460 claims99%
- Brand-name and other3 claims1%
Dr. Hornbach's most prescribed drugs by claims, 2024
CMS names a drug when it has 11 or more claims. Share is of the claims for drugs CMS names.
Drug classes CMS tracks in Dr. Hornbach's Part D claims, 2024
- Opioids44%205 of 463 claims
- Antibiotics48%224 of 463 claims
Share of all Part D claims for each drug class CMS reports on. Classes with no claims are left out.
Part D claims for drugs CMS names, 2023 to 2024
- 2023
- 2024
- Claims for drugs CMS names
- 2023: 3842024: 43213%
Drugs named by CMS: 4 in 2024, 6 in 2023.
Sources: Medicare Part D Prescribers - by Provider and Drug (CMS), 2024 data, released May 6, 2026; and Medicare Part D Prescribers - by Provider (CMS), 2024 data
How Dr. Erich E. Hornbach takes part in Medicare
Dr. Hornbach accepts Medicare assignment, so Medicare's approved amount is taken as full payment.
- Accepts Medicare assignment
- Yes
Melanoma (skin cancer) excision: 1 to 10 procedures (CMS shows small counts as a range)
Sources: Doctors and Clinicians National Downloadable File (CMS); and Doctors and Clinicians Utilization Data (CMS)
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Dr. Erich E. Hornbach has 3 publications on record
Dmand AI links 3 papers to Dr. Hornbach, published from 2016 to 2023. Dr. Hornbach's most frequent co-authors are Michael Thomas Andary, MD, Jessica Rey Childe, DO and David Khosrawie Hakopian, DO.
Dr. Hornbach's most frequent co-authors
- Michael Thomas Andary, MD1 shared paper
- Jessica Rey Childe, DO1 shared paper
- David Khosrawie Hakopian, DO1 shared paper
Recent publications by Dr. Hornbach
J Clin Neurophysiol
See who Dr. Hornbach researches with
Physician Network Discovery turns co-authorship, shared hospitals and shared groups into a map of who Dr. Hornbach works with, so you can find a warm path to the right orthopaedic hand surgery physicians.
Sources: PubMed (National Library of Medicine); and Dmand AI Research Linkage
Dr. Erich E. Hornbach received $172 in industry payments from 2022 to 2025
CMS Open Payments shows 2 general payments to Dr. Hornbach from 2 drug and device companies from 2022 to 2025. Food and beverage make up the largest share, 100% of the total. Smith & Nephew, Inc. paid the most, $148.
General payments to Dr. Hornbach by program year, 2022 to 2025
Companies that paid Dr. Hornbach the most, 2022 to 2025
Share is of all general payments to this clinician.
Source: Open Payments (CMS), 2025 data, released July 7, 2026
Dr. Erich E. Hornbach graduated from University of Michigan Medical School
Dr. Hornbach graduated from University of Michigan Medical School in 1995.
- Medical school
Source: Dmand AI Professional Profile Data
Sources for Dr. Erich E. Hornbach's profile data
| Data on this page | Source |
|---|---|
| NPI, name, sex, specialty and licenses | NPPES NPI Registry (CMS) (opens in a new tab)Dmand AI Professional Profile Data |
| Practice locations and phone | NPPES NPI Registry (CMS) (opens in a new tab)Dmand AI Practice Data |
| Primary practice, affiliations and health system | NPPES NPI Registry (CMS) (opens in a new tab)Dmand AI Practice DataDmand AI Affiliation DataDmand AI Org Hierarchy Data |
| Medicare services and procedure codes | Medicare Physician & Other Practitioners - by Provider and Service (CMS) (opens in a new tab) |
| State medians for the same specialty | Dmand AI Peer Benchmarks |
| Medicare patients and the all-payer patient panel | Dmand AI Patient Panel DataMedicare Physician & Other Practitioners - by Provider (CMS) (opens in a new tab) |
| Part D prescribing | Medicare Part D Prescribers - by Provider and Drug (CMS) (opens in a new tab)Medicare Part D Prescribers - by Provider (CMS) (opens in a new tab) |
| MIPS scores, telehealth, assignment and procedure percentiles | Doctors and Clinicians National Downloadable File (CMS) (opens in a new tab)Doctors and Clinicians Utilization Data (CMS) (opens in a new tab) |
| Publications, topics and co-authors | PubMed (National Library of Medicine) (opens in a new tab)Dmand AI Research Linkage |
| Industry payments | Open Payments (CMS) (opens in a new tab) |
| Training, board certification and memberships | Dmand AI Professional Profile Data |
| EHR at each practice site | Dmand AI Technology Install Data |
| Similar physicians | Dmand AI Affiliation Data |
Data last refreshed October 2026Report an inaccuracyRemove my information
FAQ
Frequently asked questions about Dr. Erich E. Hornbach
Spotted something out of date? Email hello@dmand.ai and we will check the record. Contact details live in the free trial.
What is Dr. Erich E. Hornbach's NPI number?
Dr. Erich E. Hornbach's NPI number is 1629074448. It was assigned on June 27, 2005, and it is active in the NPI Registry.
What kind of doctor is Dr. Erich E. Hornbach?
Dr. Erich E. Hornbach is an orthopaedic hand surgery physician in Saint Johns, Michigan. The primary specialty in the NPI Registry is Orthopaedic Hand Surgery Physician (taxonomy code 207XS0106X).
Where does Dr. Erich E. Hornbach practice?
Dr. Hornbach practices at 901 S Oakland St, Saint Johns, MI 48879. Dr. Hornbach's primary practice is Smg St Johns in Saint Johns, Michigan. Dmand AI also links Dr. Hornbach to 1 hospital, 2 group practices and clinics and 1 medical group.
What is Dr. Erich E. Hornbach's office phone number?
The practice phone on file for Dr. Hornbach is (989) 224-2338.
What is Dr. Erich E. Hornbach's medical license number?
Dr. Hornbach holds Michigan license 4301077519.
Which hospitals is Dr. Erich E. Hornbach affiliated with?
Dr. Hornbach is affiliated with University of Michigan Health-Sparrow Clinton. Dmand AI links Dr. Hornbach to 1 more hospital.
What medical group is Dr. Erich E. Hornbach part of?
Dr. Hornbach is linked to University of Michigan Health-Sparrow. Dmand AI links Dr. Hornbach to 1 more medical group.
Does Dr. Erich E. Hornbach accept Medicare?
Yes. CMS data shows Dr. Hornbach billed Medicare for 154 services in 2022, and Dr. Hornbach accepts Medicare assignment.
How many Medicare patients does Dr. Erich E. Hornbach see?
CMS counts 17 Medicare patients who saw Dr. Hornbach in 2024, with an average age of 69.
What services does Dr. Erich E. Hornbach bill to Medicare?
In 2022, Dr. Hornbach's most billed Medicare services were injected or infused drug (J0702), surgery: bones and joints (26055) and office visit, new patient (99203).
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Where did Dr. Erich E. Hornbach go to medical school?
Dr. Hornbach graduated from University of Michigan Medical School in 1995.
What drugs does Dr. Erich E. Hornbach prescribe most?
In 2024 Medicare Part D data, Dr. Hornbach's most prescribed drugs by claims were Cephalexin, Hydrocodone-Acetaminophen and Ondansetron ODT.
Has Dr. Erich E. Hornbach received payments from drug or device companies?
CMS Open Payments shows $172 in general payments to Dr. Hornbach from 2 companies from 2022 to 2025. The largest total came from Smith & Nephew, Inc.
How long has Dr. Erich E. Hornbach been practicing?
Dr. Hornbach graduated from medical school in 1995, 31 years ago.
Does Dr. Erich E. Hornbach do research?
Dmand AI links 3 publications to Dr. Hornbach, published from 2016 to 2023.
Who does Dr. Erich E. Hornbach publish with?
Dr. Hornbach's most frequent co-authors are Michael Thomas Andary, MD (1 shared paper), Jessica Rey Childe, DO (1 shared paper) and David Khosrawie Hakopian, DO (1 shared paper).
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