Dr. Nathaniel Elliot Schaffer, MD, PhD
- Medicare services, 2024
- 66
- Medicare patients, 2024
- 69
- Part D claims, 2022
- 11
- Hospital affiliations
- 2
- Industry payments
- $7,111
- 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. Schaffer'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. Nathaniel Elliot Schaffer is an orthopaedic trauma physician in Denver, Colorado
Dr. Schaffer practices at Denver Health Medical Center in Denver, Colorado, part of Denver Health and Hospital Authority.
Dr. Schaffer's NPI, 1679001747, was assigned on June 1, 2017. Dr. Schaffer graduated from University of Texas Southwestern Medical School at Dallas in 2017. Dr. Schaffer holds Washington license MD61443193.
- NPI
- 1679001747NPI Registry (opens in a new tab)
- Medicare PAC ID
- 5193086304
- NPI enumeration date
- June 1, 2017
- 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
- 35
- Medical school graduation
- 2017
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; Dmand AI Affiliation Data; and Doctors and Clinicians National Downloadable File (CMS)
Dr. Nathaniel Elliot Schaffer practices at Denver Health Medical Center in Denver, Colorado
Dr. Schaffer'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. Nathaniel Elliot Schaffer is affiliated with 2 sites of care and 1 medical group
Dr. Schaffer's primary practice is Denver Health Medical Center in Denver, Colorado, part of Denver Health and Hospital Authority. Dr. Schaffer is also affiliated with Providence Regional Medical Center Everett. The medical group on file is Denver Health. Dr. Schaffer'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. Nathaniel Elliot Schaffer's practice
Dmand AI tracks the electronic health record (EHR) system at each site where Dr. Schaffer 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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Dmand AI maps EHR vendors, IT decision makers and buying committees across Denver Health and Hospital Authority and 6.2K+ hospitals, with verified contacts in the same login.
Dr. Nathaniel Elliot Schaffer is one of 17 orthopaedic trauma physicians in Colorado
Orthopaedic trauma is Dr. Schaffer's primary specialty in the NPI Registry, under taxonomy code 207XX0801X. Dmand AI has Dr. Schaffer's licenses on file in 3 states: Washington, Michigan and Tennessee.
Specialties and state licenses
- Orthopaedic trauma, WashingtonPrimary
- Orthopaedic surgery, Michigan
- Tennessee license
Orthopaedic trauma physicians near Dr. Schaffer
Counts of orthopaedic trauma 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. Nathaniel Elliot Schaffer billed Medicare for 66 services in 2024
CMS data shows 66 Medicare services from Dr. Schaffer across 4 procedure codes in 2024, for 69 Medicare patients. Medicare paid $30,556 for them.
Dr. Schaffer's Medicare services by type, 2024
- Surgery29
- Imaging24
- Office and hospital visits13
Where Dr. Schaffer's Medicare services took place, 2024
- In an office3756%
- In a facility2944%
Dr. Schaffer compared with the Colorado median for orthopaedic trauma physicians, 2024
- Dr. Schaffer
- Colorado median
- Medicare services
- 66vs 14053% below
- Medicare patients
- 69vs 758% below
- Part D claims
- 11vs 1839% below
Medians across 15 orthopaedic trauma physicians in Colorado with Dmand AI profiles that report each measure.
Dr. Schaffer'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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Sources: Medicare Physician & Other Practitioners - by Provider and Service (CMS), 2024 data; and Dmand AI Peer Benchmarks
Dr. Nathaniel Elliot Schaffer treated 69 Medicare patients in 2024, average age 79
CMS counts 69 Medicare patients who saw Dr. Schaffer in 2024. The largest group is 85 and over, with 26 patients. 75% of them have high blood pressure, and 75% have high cholesterol. 19% are also on Medicaid. Their average risk score is 1.72, where 1.00 is the Medicare average, so they are sicker than most Medicare patients.
Across all payers, Dmand AI patient panel data puts Dr. Schaffer's median patient age at 70, with 57% women.
Dr. Schaffer's Medicare patients by age, 2024
CMS leaves out age groups with fewer than 11 patients.
Dr. Schaffer's Medicare patients by sex, 2024
- Women4362%
- Men2638%
Chronic conditions among Dr. Schaffer's Medicare patients, 2024
- High blood pressure75%
- High cholesterol75%
- Arthritis58%
- Osteoporosis55%
- Mood disorders48%
- Depression43%
- Chronic kidney disease38%
- Diabetes36%
Share of Medicare patients with each condition. A patient can have several.
Dr. Schaffer's patients across all payers
Dmand AI patient panel data covers Medicare, Medicaid and commercial patients.
Patient panel by age, all payers
Median age 70
Patient panel by sex, all payers
- Women57%
- Men43%
Sources: Dmand AI Patient Panel Data; and Medicare Physician & Other Practitioners - by Provider (CMS), 2024 data
Dr. Nathaniel Elliot Schaffer wrote 11 Medicare Part D claims in 2022
In 2022, Dr. Schaffer wrote 11 Medicare Part D claims. Every claim was for a generic drug. They cover 1 drug, with $57 in total drug cost. In 2020, CMS named 18 claims across 1 drug.
Dr. Schaffer's most prescribed drugs by claims, 2022
CMS names a drug when it has 11 or more claims. Share is of the claims for drugs CMS names.
Part D claims for drugs CMS names, 2020 to 2022
- 2020
- 2022
- Claims for drugs CMS names
- 2020: 182022: 1139%
Drugs named by CMS: 1 in 2022, 1 in 2020.
Source: Medicare Part D Prescribers - by Provider and Drug (CMS), 2024 data, released May 6, 2026
How Dr. Nathaniel Elliot Schaffer takes part in Medicare
Dr. Schaffer accepts Medicare assignment, so Medicare's approved amount is taken as full payment.
- Accepts Medicare assignment
- Yes
Hip replacement: 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. Nathaniel Elliot Schaffer received $7,111 in industry payments from 2021 to 2025
CMS Open Payments shows 39 general payments to Dr. Schaffer from 8 drug and device companies from 2021 to 2025. Food and beverage make up the largest share, 32% of the total. Synthes GmbH paid the most, $2,589.
General payments to Dr. Schaffer by program year, 2021 to 2025
General payments to Dr. Schaffer by kind, 2021 to 2025
- Food and beverage$2,30232%
- Travel and lodging$2,10930%
- Consulting fees$1,50021%
- Education$1,20017%
Companies that paid Dr. Schaffer the most, 2021 to 2025
Share is of all general payments to this clinician.
Source: Open Payments (CMS), 2025 data, released July 7, 2026
Dr. Nathaniel Elliot Schaffer graduated from University of Texas Southwestern Medical School at Dallas
Dr. Schaffer graduated from University of Texas Southwestern Medical School at Dallas in 2017.
- Medical school
Source: Dmand AI Professional Profile Data
Sources for Dr. Nathaniel Elliot Schaffer'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) |
| 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) |
| 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. Nathaniel Elliot Schaffer
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. Nathaniel Elliot Schaffer's NPI number?
Dr. Nathaniel Elliot Schaffer's NPI number is 1679001747. It was assigned on June 1, 2017, and it is active in the NPI Registry.
What kind of doctor is Dr. Nathaniel Elliot Schaffer?
Dr. Nathaniel Elliot Schaffer is an orthopaedic trauma physician in Denver, Colorado. The primary specialty in the NPI Registry is Orthopaedic Trauma Physician (taxonomy code 207XX0801X).
Where does Dr. Nathaniel Elliot Schaffer practice?
Dr. Schaffer practices at 777 Bannock St, Denver, CO 80204. Dr. Schaffer's primary practice is Denver Health Medical Center in Denver, Colorado, part of Denver Health and Hospital Authority.
What is Dr. Nathaniel Elliot Schaffer's office phone number?
The practice phone on file for Dr. Schaffer is (303) 602-4935.
What is Dr. Nathaniel Elliot Schaffer's medical license number?
Dr. Schaffer holds Washington license MD61443193, one of the licenses on file in 3 states.
Which states has Dr. Nathaniel Elliot Schaffer been licensed in?
Dmand AI has state licenses on file for Dr. Schaffer in Washington, Michigan and Tennessee.
Which hospitals is Dr. Nathaniel Elliot Schaffer affiliated with?
Dr. Schaffer practices at Denver Health Medical Center in Denver, Colorado. Dr. Schaffer is also affiliated with Providence Regional Medical Center Everett.
What medical group is Dr. Nathaniel Elliot Schaffer part of?
Dr. Schaffer is linked to Denver Health.
Does Dr. Nathaniel Elliot Schaffer accept Medicare?
Yes. CMS data shows Dr. Schaffer billed Medicare for 66 services in 2024, and Dr. Schaffer accepts Medicare assignment.
How many Medicare patients does Dr. Nathaniel Elliot Schaffer see?
CMS counts 69 Medicare patients who saw Dr. Schaffer in 2024, with an average age of 79.
Show 5 more questionsShow fewer questions
What services does Dr. Nathaniel Elliot Schaffer bill to Medicare?
In 2024, Dr. Schaffer's most billed Medicare services were diagnostic imaging (73502), surgery: bones and joints (27245) and surgery: bones and joints (27236).
Where did Dr. Nathaniel Elliot Schaffer go to medical school?
Dr. Schaffer graduated from University of Texas Southwestern Medical School at Dallas in 2017.
What drugs does Dr. Nathaniel Elliot Schaffer prescribe most?
In 2022 Medicare Part D data, Dr. Schaffer's most prescribed drugs by claims were Oxycodone HCl.
Has Dr. Nathaniel Elliot Schaffer received payments from drug or device companies?
CMS Open Payments shows $7,111 in general payments to Dr. Schaffer from 8 companies from 2021 to 2025. The largest total came from Synthes GmbH.
How long has Dr. Nathaniel Elliot Schaffer been practicing?
Dr. Schaffer graduated from medical school in 2017, 9 years ago.
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