J Am Acad Orthop Surg
Amputation, SurgicalDebridementNecrosis
Dr. Andrew S. Maertens, MD
NPI1013379049PAC ID6507158730
- Medicare patients, 2024
- 26
- Part D claims, 2024
- 15
- Publications
- 4
- Hospital affiliations
- 1
- Industry payments
- $5,269
- 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. Maertens' 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. Andrew S. Maertens is an orthopaedic hand surgery physician in Denver, Colorado
Dr. Maertens practices at Denver Health Medical Center in Denver, Colorado, part of Denver Health and Hospital Authority.
Dr. Maertens' NPI, 1013379049, was assigned on March 29, 2016. Dr. Maertens graduated from University of Washington School of Medicine in 2016. Dr. Maertens holds Colorado license DR.0059594.
NPI and contact details
- NPI
- 1013379049NPI Registry (opens in a new tab)
- Medicare PAC ID
- 6507158730
- NPI enumeration date
- March 29, 2016
- 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
- 36
- Medical school graduation
- 2016
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; Dmand AI Affiliation Data; and Doctors and Clinicians National Downloadable File (CMS)
Dr. Andrew S. Maertens practices at Denver Health Medical Center in Denver, Colorado
Dr. Maertens' 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. Andrew S. Maertens is affiliated with 2 sites of care and 2 medical groups
Dr. Maertens' primary practice is Denver Health Medical Center in Denver, Colorado, part of Denver Health and Hospital Authority. The medical group on file is UCHealth Medical Group. Dmand AI also links Dr. Maertens to 1 more group practice or clinic and 1 medical group, each named with a free account. Dr. Maertens' employer is on file too: a hospital.
UCHealth Medical Group1 group practice or clinicName with a free account1 medical groupName with a free accountEmployer: hospitalName with a free account
See all 4 affiliations for Dr. MaertensSources: Dmand AI Affiliation Data; and Dmand AI Org Hierarchy Data
Dmand AI tracks the EHR system at Dr. Andrew S. Maertens' practice
Dmand AI tracks the electronic health record (EHR) system at each site where Dr. Maertens 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 site and 1 medical group | Available with a free account |
Source: Dmand AI Technology Install Data
For health IT teams
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Dr. Andrew S. Maertens is one of 72 orthopaedic hand surgery physicians in Colorado
Hand surgery is Dr. Maertens' primary specialty in the NPI Registry, under taxonomy code 207XS0106X. Dr. Maertens is licensed in Colorado.
Specialties and state licenses
- Orthopaedic hand surgery, ColoradoPrimary
Orthopaedic hand surgery physicians near Dr. Maertens
Counts of orthopaedic hand surgery physicians with a Dmand AI profile, by place and practice. Each opens the list.
72orthopaedic hand surgery physicians in Colorado
9orthopaedic hand surgery physicians in Denver
2orthopaedic hand surgery physicians at Denver Health Medical CenterSources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; and Dmand AI Peer Benchmarks
Dr. Andrew S. Maertens treated 26 Medicare patients in 2024, average age 70
CMS counts 26 Medicare patients who saw Dr. Maertens in 2024. 69% of them have arthritis, and 62% have high blood pressure. Their average risk score is 1.10, where 1.00 is the Medicare average.
Across all payers, Dmand AI patient panel data puts Dr. Maertens' median patient age at 62, with 52% women.
Medicare patients, 202426
Average age70
Average risk score1.10
Chronic conditions among Dr. Maertens' Medicare patients, 2024
- Arthritis69%
- High blood pressure62%
Share of Medicare patients with each condition. A patient can have several.
Dr. Maertens' patients across all payers
Dmand AI patient panel data covers Medicare, Medicaid and commercial patients.
Patient panel by age, all payers
Median age 62
Patient panel by sex, all payers
- Women52%
- Men48%
Sources: Dmand AI Patient Panel Data; and Medicare Physician & Other Practitioners - by Provider (CMS), 2024 data
Dr. Andrew S. Maertens wrote 15 Medicare Part D claims in 2024
In 2024, Dr. Maertens wrote 15 Medicare Part D claims for 12 patients. 100% of them were for generic drugs. CMS names the drug for 12 of them, across 1 drug with 11 or more claims each, at $127 in total drug cost. In 2021, CMS named 49 claims across 3 drugs.
Part D claims, 202415
Drugs named by CMS1
Total drug cost$127
Part D patients12
Dr. Maertens' 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, 2021 to 2022
- 2021
- 2022
- Claims for drugs CMS names
- 2021: 492022: 1276%
Drugs named by CMS: 1 in 2022, 3 in 2021.
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. Andrew S. Maertens takes part in Medicare
Dr. Maertens 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)
For MedTech and pharma teams
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Dr. Andrew S. Maertens has 4 publications on record
Dmand AI links 4 papers to Dr. Maertens, published from 2018 to 2024. The most frequent topics are Fractures, Bone and Pelvic Bones. Dr. Maertens has published most often in Int Orthop. Dr. Maertens' most frequent co-authors are Cyril Mauffrey, MD, Chase Stuart Dean, MD and Alexander Lauder, MD.
Papers4
Years published2018 to 2024
Dr. Maertens' papers by year, 2018 to 2024
Topics Dr. Maertens writes about most
- Fractures, Bone
- Pelvic Bones
Dr. Maertens' most frequent co-authors
- Cyril Mauffrey, MD3 shared papers
- Chase Stuart Dean, MD2 shared papers
- Alexander Lauder, MD2 shared papers
Recent publications by Dr. Maertens
Emergency Service, HospitalHospitalsOrthopedics
Fractures, BoneInjury Severity ScorePain
AlgorithmsFracture FixationFractures, Bone
See who Dr. Maertens researches with
Physician Network Discovery turns co-authorship, shared hospitals and shared groups into a map of who Dr. Maertens 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. Andrew S. Maertens received $5,269 in industry payments from 2018 to 2025
CMS Open Payments shows 39 general payments to Dr. Maertens from 15 drug and device companies from 2018 to 2025. Education make up the largest share, 54% of the total. Gemini Mountain Medical, LLC paid the most, $2,837.
General payments to Dr. Maertens by program year, 2018 to 2025
General payments to Dr. Maertens by kind, 2018 to 2025
$5.3Kin total
- Education$2,83754%
- Food and beverage$2,43246%
Companies that paid Dr. Maertens the most, 2018 to 2025
Share is of all general payments to this clinician.
Source: Open Payments (CMS), 2025 data, released July 7, 2026
Dr. Andrew S. Maertens graduated from University of Washington School of Medicine
Dr. Maertens graduated from University of Washington School of Medicine in 2016.
- Medical school
Source: Dmand AI Professional Profile Data
Sources for Dr. Andrew S. Maertens'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 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. Andrew S. Maertens
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. Andrew S. Maertens' NPI number?
Dr. Andrew S. Maertens' NPI number is 1013379049. It was assigned on March 29, 2016, and it is active in the NPI Registry.
What kind of doctor is Dr. Andrew S. Maertens?
Dr. Andrew S. Maertens is an orthopaedic hand surgery physician in Denver, Colorado. The primary specialty in the NPI Registry is Orthopaedic Hand Surgery Physician (taxonomy code 207XS0106X).
Where does Dr. Andrew S. Maertens practice?
Dr. Maertens practices at 777 Bannock St, Denver, CO 80204. Dr. Maertens' primary practice is Denver Health Medical Center in Denver, Colorado, part of Denver Health and Hospital Authority. Dmand AI also links Dr. Maertens to 1 group practice or clinic and 1 medical group.
What is Dr. Andrew S. Maertens' office phone number?
The practice phone on file for Dr. Maertens is (303) 602-4935.
What is Dr. Andrew S. Maertens' medical license number?
Dr. Maertens holds Colorado license DR.0059594.
Which hospitals is Dr. Andrew S. Maertens affiliated with?
Dr. Maertens practices at Denver Health Medical Center in Denver, Colorado.
What medical group is Dr. Andrew S. Maertens part of?
Dr. Maertens is linked to UCHealth Medical Group. Dmand AI links Dr. Maertens to 1 more medical group.
Does Dr. Andrew S. Maertens accept Medicare?
Yes. CMS lists Dr. Maertens as accepting Medicare assignment.
How many Medicare patients does Dr. Andrew S. Maertens see?
CMS counts 26 Medicare patients who saw Dr. Maertens in 2024, with an average age of 70.
Where did Dr. Andrew S. Maertens go to medical school?
Dr. Maertens graduated from University of Washington School of Medicine in 2016.
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What drugs does Dr. Andrew S. Maertens prescribe most?
In 2022 Medicare Part D data, Dr. Maertens' most prescribed drugs by claims were Ondansetron HCl.
Has Dr. Andrew S. Maertens received payments from drug or device companies?
CMS Open Payments shows $5,269 in general payments to Dr. Maertens from 15 companies from 2018 to 2025. The largest total came from Gemini Mountain Medical, LLC.
How long has Dr. Andrew S. Maertens been practicing?
Dr. Maertens graduated from medical school in 2016, 10 years ago.
Does Dr. Andrew S. Maertens do research?
Dmand AI links 4 publications to Dr. Maertens, published from 2018 to 2024.
Who does Dr. Andrew S. Maertens publish with?
Dr. Maertens' most frequent co-authors are Cyril Mauffrey, MD (3 shared papers), Chase Stuart Dean, MD (2 shared papers) and Alexander Lauder, MD (2 shared papers).
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