Dr. Nathan Mahler, MD
- Medicare services, 2024
- 238
- Medicare patients, 2024
- 236
- Part D claims, 2024
- 16
- Publications
- 13
- Hospital affiliations
- 4
- Practice address
- 1400 Eighth Ave, Fort Worth, TX 76104
- Practice phone
- Call (817) 926-2544
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Find Dr. Mahler'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. Nathan Mahler is an internist in Fort Worth, Texas
Dr. Mahler practices at Baylor Scott & White All Saints Medical Center - Fort Worth in Fort Worth, Texas, part of Baylor Scott & White Health.
Dr. Mahler's NPI, 1679009294, was assigned on May 2, 2017. Dr. Mahler graduated from Ohio State College of Medicine in 2017. Dr. Mahler's West Virginia license number on file is 30584.
- NPI
- 1679009294NPI Registry (opens in a new tab)
- Medicare PAC ID
- 7416291869
- NPI enumeration date
- May 2, 2017
- NPI status
- Active
- Accepts Medicare assignment
- Yes
- Practice phone
- (817) 926-2544
- 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. Nathan Mahler practices at Baylor Scott & White All Saints Medical Center - Fort Worth in Fort Worth, Texas
Dr. Mahler's primary practice is Baylor Scott & White All Saints Medical Center - Fort Worth, at 1400 Eighth Ave, Fort Worth, TX 76104 in Tarrant County. The practice phone is (817) 926-2544.
- Baylor Scott & White All Saints Medical Center - Fort Worth1400 Eighth Ave, Fort Worth, TX 76104 · Tarrant CountyPhone(817) 926-2544
Source: Dmand AI Affiliation Data
Dr. Nathan Mahler is affiliated with 5 sites of care and 1 medical group
Dr. Mahler's primary practice is Baylor Scott & White All Saints Medical Center - Fort Worth in Fort Worth, Texas, part of Baylor Scott & White Health. Dr. Mahler is also affiliated with Hendrick Medical Center. The medical group on file is HealthTexas Provider Network (HTPN). Dmand AI also links Dr. Mahler to 2 more hospitals and 1 hospital outpatient department, each named with a free account.
Sources: Dmand AI Affiliation Data; and Dmand AI Org Hierarchy Data
Dmand AI tracks the EHR system at Dr. Nathan Mahler's practice
Dmand AI tracks the electronic health record (EHR) system at each site where Dr. Mahler practices, 5 sites in all. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| Baylor Scott & White All Saints Medical Center - Fort Worth | Available with a free account |
| +4 more affiliated sites | Available with a free account |
Source: Dmand AI Technology Install Data
For health IT teams
Dmand AI maps EHR vendors, IT decision makers and buying committees across Baylor Scott & White Health and 6.2K+ hospitals, with verified contacts in the same login.
Dr. Nathan Mahler is one of 8,437 internists in Texas
Internal medicine is Dr. Mahler's primary specialty in the NPI Registry, under taxonomy code 207R00000X. Dr. Mahler is board certified in internal medicine by the American Board of Internal Medicine. Dmand AI has Dr. Mahler's licenses on file in 4 states: West Virginia, Texas, Alabama and Virginia.
Specialties and state licenses
- Internal medicine, West VirginiaPrimary
- Texas license
- Alabama license
- Virginia license
Clinical focus
Dmand AI lists acute diabetes, acute respiratory failure, anemia, congestive heart failure, electrolyte disorders, kidney failure, liver disease and pneumonia and respiratory infection among the conditions Dr. Mahler treats.
Internists near Dr. Mahler
Counts of internists 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. Nathan Mahler billed Medicare for 238 services in 2024
CMS data shows 238 Medicare services from Dr. Mahler across 2 procedure codes in 2024, for 236 Medicare patients. Medicare paid $25,897 for them. Every service was in a facility, such as a hospital, rather than an office.
Dr. Mahler's Medicare services by type, 2023 to 2024
- 2023
- 2024
- Office and hospital visits
- 2023: 2372024: 238No change
Dr. Mahler compared with the Texas median for internists, 2024
- Dr. Mahler
- Texas median
- Medicare services
- 238vs 53956% below
- Medicare patients
- 236vs 19024% above
- Part D claims
- 45vs 28984% below
Medians across 7,794 internists in Texas with Dmand AI profiles that report each measure.
Dr. Mahler'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.
Need commercial claims for Dr. Mahler?
Medicare shows one payer. Book a meeting to get commercial claims data for Dr. Mahler and other internists in Texas.
Sources: Medicare Physician & Other Practitioners - by Provider and Service (CMS), 2024 data; and Dmand AI Peer Benchmarks
Dr. Nathan Mahler treated 236 Medicare patients in 2024, average age 76
CMS counts 236 Medicare patients who saw Dr. Mahler in 2024. The largest group is 75 to 84, with 87 patients. 75% of them have high blood pressure, and 75% have high cholesterol. 20% are also on Medicaid. Their average risk score is 2.55, 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. Mahler's median patient age at 70, with 51% women.
Dr. Mahler's Medicare patients by age, 2024
Dr. Mahler's Medicare patients by sex, 2024
- Women13758%
- Men9942%
Chronic conditions among Dr. Mahler's Medicare patients, 2024
- High blood pressure75%
- High cholesterol75%
- Chronic kidney disease58%
- Arthritis56%
- Ischemic heart disease56%
- Diabetes53%
- Heart failure50%
- Mood disorders49%
Share of Medicare patients with each condition. A patient can have several.
Dr. Mahler'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
- Women51%
- Men45%
Sources: Dmand AI Patient Panel Data; and Medicare Physician & Other Practitioners - by Provider (CMS), 2024 data
Dr. Nathan Mahler wrote 16 Medicare Part D claims in 2024
In 2024, Dr. Mahler wrote 16 Medicare Part D claims. 75% of them were for generic drugs. They cover 3 drugs, with $12,270 in total drug cost. In 2021, CMS named 11 claims across 1 drug.
Dr. Mahler's Part D claims by kind of drug, 2024
- Generic12 claims75%
- Brand-name and other4 claims25%
Dr. Mahler'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, 2021 to 2022
- 2021
- 2022
- Claims for drugs CMS names
- 2021: 112022: 45309%
Drugs named by CMS: 3 in 2022, 1 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. Nathan Mahler takes part in Medicare
Dr. Mahler accepts Medicare assignment, so Medicare's approved amount is taken as full payment.
- Accepts Medicare assignment
- Yes
Source: Doctors and Clinicians National Downloadable File (CMS)
For MedTech and pharma teams
Filter 7.4M+ HCPs by Medicare procedures, Part D drugs and Open Payments history, then reach them with verified contacts in one login.
Dr. Nathan Mahler has 13 publications on record
Dmand AI links 13 papers to Dr. Mahler, published from 2013 to 2021. 2018 was the busiest year, with 3. The most frequent topics are Tissue Engineering, Tissue Scaffolds and Blood Vessel Prosthesis. Dr. Mahler has published most often in Cureus. Dr. Mahler's most frequent co-authors are Toshiharu Shinoka, MD, PhD, Gail E. Besner, MD and Christopher Kane Breuer, MD.
Dr. Mahler's papers by year, 2013 to 2021
Topics Dr. Mahler writes about most
- Tissue Engineering
- Tissue Scaffolds
- Blood Vessel Prosthesis
- Sheep
- Absorbable Implants
- Cells, Cultured
- Nanofibers
- Polyesters
Dr. Mahler's most frequent co-authors
- Toshiharu Shinoka, MD, PhD5 shared papers
- Gail E. Besner, MD1 shared paper
- Christopher Kane Breuer, MD1 shared paper
Recent publications by Dr. Mahler
Tissue Eng Part C Methods
See who Dr. Mahler researches with
Physician Network Discovery turns co-authorship, shared hospitals and shared groups into a map of who Dr. Mahler works with, so you can find a warm path to the right internists.
Sources: PubMed (National Library of Medicine); and Dmand AI Research Linkage
Dr. Nathan Mahler received $21 in industry payments in 2021
CMS Open Payments shows 1 general payment to Dr. Mahler from 1 drug or device company in 2021. Food and beverage make up the largest share, 100% of the total. Actelion Pharmaceuticals US, Inc. paid the most, $21.
Companies that paid Dr. Mahler the most, 2021 to 2021
Share is of all general payments to this clinician.
Source: Open Payments (CMS), 2025 data, released July 7, 2026
Dr. Nathan Mahler graduated from Ohio State College of Medicine
Dr. Mahler graduated from Ohio State College of Medicine in 2017.
- Medical school
- Board certified in internal medicine
Source: Dmand AI Professional Profile Data
Dr. Nathan Mahler accepts plans from 18 insurance carriers
Dr. Mahler is in network with 18 carriers, including Aetna, Cigna and United Healthcare. HMO plans come from the most carriers, 10. Check the plan with the practice before a visit.
- Aetna
- Cigna
- United Healthcare
- Blue Cross Blue Shield of Michigan
- Alliant Health Plans
- CareSource
- Elevance
- HCSC
- +10 more carriersWith a free account
Plan types Dr. Mahler accepts, by number of carriers
- HMO10
- PPO10
- Medicare5
- POS5
- EPO2
- Medicaid2
Source: Dmand AI Insurance Network Data
Sources for Dr. Nathan Mahler'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) |
| 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 |
| Insurance carriers and plan types | Dmand AI Insurance Network 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. Nathan Mahler
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. Nathan Mahler's NPI number?
Dr. Nathan Mahler's NPI number is 1679009294. It was assigned on May 2, 2017, and it is active in the NPI Registry.
What kind of doctor is Dr. Nathan Mahler?
Dr. Nathan Mahler is an internist in Fort Worth, Texas. The primary specialty in the NPI Registry is Internal Medicine Physician (taxonomy code 207R00000X).
Where does Dr. Nathan Mahler practice?
Dr. Mahler practices at 1400 Eighth Ave, Fort Worth, TX 76104. Dr. Mahler's primary practice is Baylor Scott & White All Saints Medical Center - Fort Worth in Fort Worth, Texas, part of Baylor Scott & White Health. Dmand AI also links Dr. Mahler to 2 hospitals and 1 hospital outpatient department.
What is Dr. Nathan Mahler's office phone number?
The practice phone on file for Dr. Mahler is (817) 926-2544.
What is Dr. Nathan Mahler's medical license number?
Dr. Mahler's West Virginia license number on file is 30584, one of the licenses on file in 4 states.
Which states has Dr. Nathan Mahler been licensed in?
Dmand AI has state licenses on file for Dr. Mahler in West Virginia (2021 to 2023), Texas (2022 to 2026), Alabama (2023) and Virginia (2018 to 2021).
Which hospitals is Dr. Nathan Mahler affiliated with?
Dr. Mahler practices at Baylor Scott & White All Saints Medical Center - Fort Worth in Fort Worth, Texas. Dr. Mahler is also affiliated with Hendrick Medical Center. Dmand AI links Dr. Mahler to 2 more hospitals.
What medical group is Dr. Nathan Mahler part of?
Dr. Mahler is linked to HealthTexas Provider Network (HTPN).
Does Dr. Nathan Mahler accept Medicare?
Yes. CMS data shows Dr. Mahler billed Medicare for 238 services in 2024, and Dr. Mahler accepts Medicare assignment.
How many Medicare patients does Dr. Nathan Mahler see?
CMS counts 236 Medicare patients who saw Dr. Mahler in 2024, with an average age of 76.
Show 9 more questionsShow fewer questions
Is Dr. Nathan Mahler board certified?
Yes. Dr. Mahler is board certified in internal medicine by the American Board of Internal Medicine.
What services does Dr. Nathan Mahler bill to Medicare?
In 2024, Dr. Mahler's most billed Medicare services were hospital inpatient care (99223) and hospital inpatient care (99222).
Where did Dr. Nathan Mahler go to medical school?
Dr. Mahler graduated from Ohio State College of Medicine in 2017.
What drugs does Dr. Nathan Mahler prescribe most?
In 2022 Medicare Part D data, Dr. Mahler's most prescribed drugs by claims were Eliquis, Oxycodone HCl and Lisinopril.
Has Dr. Nathan Mahler received payments from drug or device companies?
CMS Open Payments shows $21 in general payments to Dr. Mahler from 1 company from 2021 to 2021. The largest total came from Actelion Pharmaceuticals US, Inc.
How long has Dr. Nathan Mahler been practicing?
Dr. Mahler graduated from medical school in 2017, 9 years ago.
Does Dr. Nathan Mahler do research?
Dmand AI links 13 publications to Dr. Mahler, published from 2013 to 2021.
Who does Dr. Nathan Mahler publish with?
Dr. Mahler's most frequent co-authors are Toshiharu Shinoka, MD, PhD (5 shared papers), Gail E. Besner, MD (1 shared paper) and Christopher Kane Breuer, MD (1 shared paper).
What insurance does Dr. Nathan Mahler accept?
Dr. Mahler is in network with 18 carriers, including Aetna, Cigna and United Healthcare. HMO plans come from the most carriers, 10. Check the plan with the practice before a visit.
Selling to internal medicine practices?
See internists in Texas by site of care and group
Find the practices, groups and hospitals they work with, and the right people to contact at each.
- 30 days free
- Self-serve
- No credit card