Dr. Eric Mark Hammerberg, MD
- Medicare services, 2024
- 36
- Medicare patients, 2024
- 65
- Part D claims, 2024
- 37
- Publications
- 16
- Clinical trials
- 1
- Practice address
- 777 Bannock St, Denver, CO 80204
- Practice phone
- Call (303) 602-4935
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Primary practice
Find Dr. Hammerberg's professional email, personal email and mobile number
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Dr. Eric Mark Hammerberg is an orthopedic surgeon in Denver, Colorado
Dr. Hammerberg practices at Denver Health Medical Center in Denver, Colorado, part of Denver Health and Hospital Authority.
Dr. Hammerberg's NPI, 1457455941, was assigned on September 12, 2006. Dr. Hammerberg graduated from University of Colorado School of Medicine, Denver in 1997. Dr. Hammerberg holds Colorado license 46249.
- NPI
- 1457455941NPI Registry (opens in a new tab)
- Medicare PAC ID
- 6406830009
- NPI enumeration date
- September 12, 2006
- NPI status
- Active
- Accepts Medicare assignment
- Yes
- Practice phone
- (303) 602-4935
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- Sex
- Male
- Estimated age
- 55
- Medical school graduation
- 1997
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; Dmand AI Affiliation Data; and Doctors and Clinicians National Downloadable File (CMS)
Dr. Eric Mark Hammerberg practices at Denver Health Medical Center in Denver, Colorado
Dr. Hammerberg's primary practice is Denver Health Medical Center, at 777 Bannock St, Denver, CO 80204 in Denver County. The practice phone is (303) 602-4935.
- Denver Health Medical Center777 Bannock St, Denver, CO 80204 · Denver CountyPhone(303) 602-4935
Source: Dmand AI Affiliation Data
Dr. Eric Mark Hammerberg is affiliated with 2 sites of care and 1 medical group
Dr. Hammerberg's primary practice is Denver Health Medical Center in Denver, Colorado, part of Denver Health and Hospital Authority. The medical group on file is Denver Health. Dmand AI also links Dr. Hammerberg to 1 more physician office, named with a free account. Dr. Hammerberg's employer is on file too: a hospital.
Sources: Dmand AI Affiliation Data; and Dmand AI Org Hierarchy Data
Dmand AI tracks the EHR system at Dr. Eric Mark Hammerberg's practice
Dmand AI tracks the electronic health record (EHR) system at each site where Dr. Hammerberg practices, 2 sites in all. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| Denver Health Medical Center | Available with a free account |
| +1 more affiliated site | Available with a free account |
Source: Dmand AI Technology Install Data
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Dr. Eric Mark Hammerberg is one of 387 orthopedic surgeons in Colorado
Orthopaedic surgery is Dr. Hammerberg's primary specialty in the NPI Registry, under taxonomy code 207X00000X. Dr. Hammerberg is licensed in Colorado.
Specialties and state licenses
- Orthopaedic surgery, ColoradoPrimary
Orthopedic surgeons near Dr. Hammerberg
Counts of orthopedic surgeons 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. Eric Mark Hammerberg billed Medicare for 36 services in 2024
CMS data shows 36 Medicare services from Dr. Hammerberg across 1 procedure code in 2024, all of them office visits, for 65 Medicare patients. Medicare paid $1,437 for them. Every service was in a facility, such as a hospital, rather than an office.
Dr. Hammerberg's Medicare services by type, 2023 to 2024
- 2023
- 2024
- Office and hospital visits
- 2023: 392024: 368%
- Surgery
- 2023: 142024: 0100%
Dr. Hammerberg compared with the Colorado median for orthopedic surgeons, 2024
- Dr. Hammerberg
- Colorado median
- Medicare services
- 36vs 70095% below
- Medicare patients
- 65vs 19667% below
- Part D claims
- 14vs 6478% below
Medians across 373 orthopedic surgeons in Colorado with Dmand AI profiles that report each measure.
Dr. Hammerberg's most billed Medicare procedure codes, 2024
CMS publishes codes billed for 11 or more Medicare patients. Each label is the code family; CPT descriptions are licensed by the AMA.
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Medicare shows one payer. Book a meeting to get commercial claims data for Dr. Hammerberg and other orthopedic surgeons in Colorado.
Sources: Medicare Physician & Other Practitioners - by Provider and Service (CMS), 2024 data; and Dmand AI Peer Benchmarks
Dr. Eric Mark Hammerberg treated 65 Medicare patients in 2024, average age 71
CMS counts 65 Medicare patients who saw Dr. Hammerberg in 2024. The largest group is 65 to 74, with 38 patients. 75% of them have arthritis, and 72% have high blood pressure. 71% are also on Medicaid. Their average risk score is 1.35, where 1.00 is the Medicare average.
Across all payers, Dmand AI patient panel data puts Dr. Hammerberg's median patient age at 68, with 61% women.
Dr. Hammerberg's Medicare patients by age, 2024
CMS leaves out age groups with fewer than 11 patients.
Dr. Hammerberg's Medicare patients by sex, 2024
- Women3858%
- Men2742%
Chronic conditions among Dr. Hammerberg's Medicare patients, 2024
- Arthritis75%
- High blood pressure72%
- High cholesterol43%
- Diabetes40%
- Mood disorders37%
- Depression34%
- Tobacco use25%
- Anxiety23%
Share of Medicare patients with each condition. A patient can have several.
Dr. Hammerberg's patients across all payers
Dmand AI patient panel data covers Medicare, Medicaid and commercial patients.
Patient panel by age, all payers
Median age 68
Patient panel by sex, all payers
- Women61%
- Men39%
Sources: Dmand AI Patient Panel Data; and Medicare Physician & Other Practitioners - by Provider (CMS), 2024 data
Dr. Eric Mark Hammerberg wrote 37 Medicare Part D claims in 2024
In 2024, Dr. Hammerberg wrote 37 Medicare Part D claims for 26 patients. 95% of them were for generic drugs. CMS names the drug for 14 of them, across 1 drug with 11 or more claims each, at $91 in total drug cost. In 2023, CMS named 29 claims across 1 drug.
Dr. Hammerberg's Part D claims by kind of drug, 2024
- Generic35 claims95%
- Brand-name and other2 claims5%
Dr. Hammerberg'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. Hammerberg's Part D claims, 2024
- Opioids30%11 of 37 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: 292024: 1452%
Drugs named by CMS: 1 in 2024, 1 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
Dr. Eric Mark Hammerberg scored 97 out of 100 in Medicare's MIPS program for 2024
CMS publishes a Merit-based Incentive Payment System (MIPS) score of 97 out of 100 for Dr. Hammerberg for performance year 2024, reported as part of a group. Dr. Hammerberg accepts Medicare assignment, so Medicare's approved amount is taken as full payment. CMS counts 12 procedures of knee replacement by Dr. Hammerberg, more than 39% of the clinicians it reports for that procedure.
- Accepts Medicare assignment
- Yes
Dr. Hammerberg's MIPS scores, performance year 2024
- 97of 100Final score
- 92.1of 100Quality
- 100of 100Promoting Interoperability
- 40of 100Improvement Activities
- 80of 100Cost
Each score is out of 100. The final score weighs the categories CMS scored for this clinician.
Where Dr. Hammerberg ranks in Medicare procedure volume
- Knee replacement
- 39th percentile12 procedures
CMS ranks each clinician against every clinician it reports for the same procedure category.
Hip replacement: 1 to 10 procedures (CMS shows small counts as a range)
Removal of tissue: 1 to 10 procedures (CMS shows small counts as a range)
Sources: Doctors and Clinicians National Downloadable File (CMS); Clinician Public Reporting: Overall MIPS Performance (CMS), 2024 data, released September 10, 2026; and Doctors and Clinicians Utilization Data (CMS)
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Dr. Eric Mark Hammerberg has 16 publications on record
Dmand AI links 16 papers to Dr. Hammerberg, published from 2011 to 2022. 2013 was the busiest year, with 5. The most frequent topics are Fracture Fixation, Internal, Bone Cements and Femoral Neck Fractures. Dr. Hammerberg has published most often in J Orthop Trauma. Dr. Hammerberg's most frequent co-authors are Cyril Mauffrey, MD, David J. Hak, MD and Mark Edward Hake, MD.
Dr. Hammerberg's papers by year, 2011 to 2022
Topics Dr. Hammerberg writes about most
- Fracture Fixation, Internal
- Bone Cements
- Femoral Neck Fractures
- Fractures, Bone
Dr. Hammerberg's most frequent co-authors
Recent publications by Dr. Hammerberg
World J Emerg Surg
Eur J Orthop Surg Traumatol
See who Dr. Hammerberg researches with
Physician Network Discovery turns co-authorship, shared hospitals and shared groups into a map of who Dr. Hammerberg works with, so you can find a warm path to the right orthopedic surgeons.
Sources: PubMed (National Library of Medicine); and Dmand AI Research Linkage
Dr. Eric Mark Hammerberg has worked on 1 clinical trial
Dmand AI links Dr. Hammerberg to 1 clinical trial. 1 is still active or recruiting. Conditions studied include Osteonecrosis and Necrosis.
Conditions in Dr. Hammerberg's trials
- Osteonecrosis
- Necrosis
Investigators on the most trials with Dr. Hammerberg
Recent clinical trials with Dr. Hammerberg
Zimmer Continuum Metal on Polyethylene (MoP) PostMarket Clinical Followup (PMCF) Study (opens in a new tab)
Sources: Dmand AI Research Linkage; and ClinicalTrials.gov (National Library of Medicine)
Dr. Eric Mark Hammerberg received $3,844 in industry payments from 2016 to 2024
CMS Open Payments shows 12 general payments to Dr. Hammerberg from 6 drug and device companies from 2016 to 2024. Accredited education speaker fees make up the largest share, 65% of the total. Synthes GmbH paid the most, $3,595.
General payments to Dr. Hammerberg by program year, 2016 to 2024
General payments to Dr. Hammerberg by kind, 2016 to 2024
- Accredited education speaker fees$2,50065%
- Travel and lodging$94925%
- Food and beverage$39510%
Companies that paid Dr. Hammerberg the most, 2016 to 2024
Share is of all general payments to this clinician.
Source: Open Payments (CMS), 2025 data, released July 7, 2026
Dr. Eric Mark Hammerberg graduated from University of Colorado School of Medicine, Denver
Dr. Hammerberg graduated from University of Colorado School of Medicine, Denver in 1997.
- Medical school
Source: Dmand AI Professional Profile Data
Sources for Dr. Eric Mark Hammerberg'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 | Dmand AI Affiliation Data |
| Primary practice, affiliations and health system | Dmand 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)Clinician Public Reporting: Overall MIPS Performance (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 |
| Clinical trials and co-investigators | Dmand AI Research LinkageClinicalTrials.gov (National Library of Medicine) (opens in a new tab) |
| 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. Eric Mark Hammerberg
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What is Dr. Eric Mark Hammerberg's NPI number?
Dr. Eric Mark Hammerberg's NPI number is 1457455941. It was assigned on September 12, 2006, and it is active in the NPI Registry.
What kind of doctor is Dr. Eric Mark Hammerberg?
Dr. Eric Mark Hammerberg is an orthopedic surgeon in Denver, Colorado. The primary specialty in the NPI Registry is Orthopaedic Surgery Physician (taxonomy code 207X00000X).
Where does Dr. Eric Mark Hammerberg practice?
Dr. Hammerberg practices at 777 Bannock St, Denver, CO 80204. Dr. Hammerberg's primary practice is Denver Health Medical Center in Denver, Colorado, part of Denver Health and Hospital Authority. Dmand AI also links Dr. Hammerberg to 1 physician office.
What is Dr. Eric Mark Hammerberg's office phone number?
The practice phone on file for Dr. Hammerberg is (303) 602-4935.
What is Dr. Eric Mark Hammerberg's medical license number?
Dr. Hammerberg holds Colorado license 46249.
Which hospitals is Dr. Eric Mark Hammerberg affiliated with?
Dr. Hammerberg practices at Denver Health Medical Center in Denver, Colorado.
What medical group is Dr. Eric Mark Hammerberg part of?
Dr. Hammerberg is linked to Denver Health.
Does Dr. Eric Mark Hammerberg accept Medicare?
Yes. CMS data shows Dr. Hammerberg billed Medicare for 36 services in 2024, and Dr. Hammerberg accepts Medicare assignment.
What is Dr. Eric Mark Hammerberg's MIPS score?
Dr. Hammerberg's MIPS final score for performance year 2024 is 97 out of 100, reported as part of a group.
How many Medicare patients does Dr. Eric Mark Hammerberg see?
CMS counts 65 Medicare patients who saw Dr. Hammerberg in 2024, with an average age of 71.
Show 7 more questionsShow fewer questions
What services does Dr. Eric Mark Hammerberg bill to Medicare?
In 2024, Dr. Hammerberg's most billed Medicare services were office visit, established patient (99213).
Where did Dr. Eric Mark Hammerberg go to medical school?
Dr. Hammerberg graduated from University of Colorado School of Medicine, Denver in 1997.
What drugs does Dr. Eric Mark Hammerberg prescribe most?
In 2024 Medicare Part D data, Dr. Hammerberg's most prescribed drugs by claims were Mupirocin.
Has Dr. Eric Mark Hammerberg received payments from drug or device companies?
CMS Open Payments shows $3,844 in general payments to Dr. Hammerberg from 6 companies from 2016 to 2024. The largest total came from Synthes GmbH.
How long has Dr. Eric Mark Hammerberg been practicing?
Dr. Hammerberg graduated from medical school in 1997, 29 years ago.
Does Dr. Eric Mark Hammerberg do research?
Dmand AI links 16 publications to Dr. Hammerberg, published from 2011 to 2022. Dr. Hammerberg has worked on 1 clinical trial.
Who does Dr. Eric Mark Hammerberg publish with?
Dr. Hammerberg's most frequent co-authors are Cyril Mauffrey, MD (9 shared papers), David J. Hak, MD (6 shared papers) and Mark Edward Hake, MD (2 shared papers).
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