Dr. Samantha Ann Armstrong, MD
- Medicare services, 2024
- 360
- Medicare patients, 2024
- 150
- Part D claims, 2024
- 444
- Hospital affiliations
- 5
- Industry payments
- $379
- Practice address
- 1701 N Senate Blvd, Indianapolis, IN 46202
- Practice phone
- Call (317) 962-2000
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Primary practice
Find Dr. Armstrong'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. Samantha Ann Armstrong is a hematologist and oncologist in Indianapolis, Indiana
Dr. Armstrong practices at IU Health Methodist Hospital in Indianapolis, Indiana, part of Indiana University Health.
Dr. Armstrong's NPI, 1689053761, was assigned on May 22, 2015. Dr. Armstrong graduated from Indiana University School of Medicine in 2015. Dr. Armstrong holds Indiana license 01085460A.
- NPI
- 1689053761NPI Registry (opens in a new tab)
- Medicare PAC ID
- 8426360868
- NPI enumeration date
- May 22, 2015
- NPI status
- Active
- Accepts Medicare assignment
- Yes
- Offers telehealth
- Yes
- Practice phone
- (317) 962-2000
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- Sex
- Female
- Estimated age
- 37
- Medical school graduation
- 2015
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; Dmand AI Affiliation Data; and Doctors and Clinicians National Downloadable File (CMS)
Dr. Samantha Ann Armstrong practices at IU Health Methodist Hospital in Indianapolis, Indiana
Dr. Armstrong's primary practice is IU Health Methodist Hospital, at 1701 N Senate Blvd, Indianapolis, IN 46202 in Marion County. The practice phone is (317) 962-2000.
- IU Health Methodist Hospital1701 N Senate Blvd, Indianapolis, IN 46202 · Marion CountyPhone(317) 962-2000
Source: Dmand AI Affiliation Data
Dr. Samantha Ann Armstrong is affiliated with 8 sites of care and 2 medical groups
Dr. Armstrong's primary practice is IU Health Methodist Hospital in Indianapolis, Indiana, part of Indiana University Health. Dr. Armstrong is also affiliated with Sidney & Lois Eskenazi Hospital. The medical group on file is IU Health Medical Group. Dmand AI also links Dr. Armstrong to 3 more hospitals, 2 group practices and clinics, 1 behavioral health center and 1 medical group, 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. Samantha Ann Armstrong's practice
Dmand AI tracks the electronic health record (EHR) system at each site where Dr. Armstrong practices, 8 sites in all. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| IU Health Methodist Hospital | Available with a free account |
| +7 more sites and 1 medical group | Available with a free account |
Source: Dmand AI Technology Install Data
For health IT teams
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Dr. Samantha Ann Armstrong is one of 224 hematologists and oncologists in Indiana
Hematology and oncology is Dr. Armstrong's primary specialty in the NPI Registry, under taxonomy code 207RH0003X. Dr. Armstrong is licensed in Indiana.
Specialties and state licenses
- Hematology and oncology, IndianaPrimary
Hematologists and oncologists near Dr. Armstrong
Counts of hematologists and oncologists 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. Samantha Ann Armstrong billed Medicare for 360 services in 2024
CMS data shows 360 Medicare services from Dr. Armstrong across 5 procedure codes in 2024, for 150 Medicare patients. Medicare paid $25,174 for them. Every service was in a facility, such as a hospital, rather than an office.
Dr. Armstrong's Medicare services by type, 2023 to 2024
- 2023
- 2024
- Office and hospital visits
- 2023: 3572024: 3601%
Dr. Armstrong compared with the Indiana median for hematologists and oncologists, 2024
- Dr. Armstrong
- Indiana median
- Medicare services
- 360vs 76053% below
- Medicare patients
- 150vs 26443% below
- Part D claims
- 285vs 42333% below
Medians across 215 hematologists and oncologists in Indiana with Dmand AI profiles that report each measure.
Dr. Armstrong'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. Armstrong and other hematologists and oncologists in Indiana.
Sources: Medicare Physician & Other Practitioners - by Provider and Service (CMS), 2024 data; and Dmand AI Peer Benchmarks
Dr. Samantha Ann Armstrong treated 150 Medicare patients in 2024, average age 69
CMS counts 150 Medicare patients who saw Dr. Armstrong in 2024. The largest group is 65 to 74, with 70 patients. 71% of them have high blood pressure, and 60% have high cholesterol. 25% are also on Medicaid. Their average risk score is 2.14, 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. Armstrong's median patient age at 60, with 51% women.
Dr. Armstrong's Medicare patients by age, 2024
CMS leaves out age groups with fewer than 11 patients.
Dr. Armstrong's Medicare patients by sex, 2024
- Women7147%
- Men7953%
Chronic conditions among Dr. Armstrong's Medicare patients, 2024
- High blood pressure71%
- High cholesterol60%
- Cancer41%
- Arthritis39%
- Anxiety33%
- Mood disorders32%
- Depression31%
- Diabetes28%
Share of Medicare patients with each condition. A patient can have several.
Dr. Armstrong's patients across all payers
Dmand AI patient panel data covers Medicare, Medicaid and commercial patients.
Patient panel by age, all payers
Median age 60
Patient panel by sex, all payers
- Women51%
- Men49%
Sources: Dmand AI Patient Panel Data; and Medicare Physician & Other Practitioners - by Provider (CMS), 2024 data
Dr. Samantha Ann Armstrong wrote 444 Medicare Part D claims in 2024
In 2024, Dr. Armstrong wrote 444 Medicare Part D claims for 57 patients. 89% of them were for generic drugs. CMS names the drug for 285 of them, across 14 drugs with 11 or more claims each, at $520,885 in total drug cost. In 2023, CMS named 183 claims across 11 drugs.
Dr. Armstrong's Part D claims by kind of drug, 2024
- Generic394 claims89%
- Brand-name50 claims11%
Dr. Armstrong'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. Armstrong's Part D claims, 2024
- Opioids12%54 of 444 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: 1832024: 28556%
Drugs named by CMS: 14 in 2024, 11 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. Samantha Ann Armstrong offers telehealth to Medicare patients
Dr. Armstrong accepts Medicare assignment, so Medicare's approved amount is taken as full payment. CMS lists Dr. Armstrong as offering telehealth.
- Accepts Medicare assignment
- Yes
- Offers telehealth
- Yes
Source: Doctors and Clinicians National Downloadable File (CMS)
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Dr. Samantha Ann Armstrong received $379 in industry payments from 2019 to 2025
CMS Open Payments shows 4 general payments to Dr. Armstrong from 4 drug and device companies from 2019 to 2025. Food and beverage make up the largest share, 75% of the total. Pfizer Inc. paid the most, $135.
General payments to Dr. Armstrong by program year, 2019 to 2025
General payments to Dr. Armstrong by kind, 2019 to 2025
- Food and beverage$28475%
- Education$9525%
Companies that paid Dr. Armstrong the most, 2019 to 2025
Share is of all general payments to this clinician.
Source: Open Payments (CMS), 2025 data, released July 7, 2026
Dr. Samantha Ann Armstrong graduated from Indiana University School of Medicine
Dr. Armstrong graduated from Indiana University School of Medicine in 2015.
- Medical school
Source: Dmand AI Professional Profile Data
Sources for Dr. Samantha Ann Armstrong'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) |
| 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. Samantha Ann Armstrong
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. Samantha Ann Armstrong's NPI number?
Dr. Samantha Ann Armstrong's NPI number is 1689053761. It was assigned on May 22, 2015, and it is active in the NPI Registry.
What kind of doctor is Dr. Samantha Ann Armstrong?
Dr. Samantha Ann Armstrong is a hematologist and oncologist in Indianapolis, Indiana. The primary specialty in the NPI Registry is Hematology & Oncology Physician (taxonomy code 207RH0003X).
Where does Dr. Samantha Ann Armstrong practice?
Dr. Armstrong practices at 1701 N Senate Blvd, Indianapolis, IN 46202. Dr. Armstrong's primary practice is IU Health Methodist Hospital in Indianapolis, Indiana, part of Indiana University Health. Dmand AI also links Dr. Armstrong to 3 hospitals, 2 group practices and clinics, 1 behavioral health center and 1 medical group.
What is Dr. Samantha Ann Armstrong's office phone number?
The practice phone on file for Dr. Armstrong is (317) 962-2000.
What is Dr. Samantha Ann Armstrong's medical license number?
Dr. Armstrong holds Indiana license 01085460A.
Which hospitals is Dr. Samantha Ann Armstrong affiliated with?
Dr. Armstrong practices at IU Health Methodist Hospital in Indianapolis, Indiana. Dr. Armstrong is also affiliated with Sidney & Lois Eskenazi Hospital. Dmand AI links Dr. Armstrong to 3 more hospitals.
What medical group is Dr. Samantha Ann Armstrong part of?
Dr. Armstrong is linked to IU Health Medical Group. Dmand AI links Dr. Armstrong to 1 more medical group.
Does Dr. Samantha Ann Armstrong accept Medicare?
Yes. CMS data shows Dr. Armstrong billed Medicare for 360 services in 2024, and Dr. Armstrong accepts Medicare assignment.
Does Dr. Samantha Ann Armstrong offer telehealth?
Yes. The CMS Doctors and Clinicians file lists Dr. Armstrong as offering telehealth services.
How many Medicare patients does Dr. Samantha Ann Armstrong see?
CMS counts 150 Medicare patients who saw Dr. Armstrong in 2024, with an average age of 69.
Show 5 more questionsShow fewer questions
What services does Dr. Samantha Ann Armstrong bill to Medicare?
In 2024, Dr. Armstrong's most billed Medicare services were office visit, established patient (99214), office visit, established patient (99213) and office visit, new patient (99205).
Where did Dr. Samantha Ann Armstrong go to medical school?
Dr. Armstrong graduated from Indiana University School of Medicine in 2015.
What drugs does Dr. Samantha Ann Armstrong prescribe most?
In 2024 Medicare Part D data, Dr. Armstrong's most prescribed drugs by claims were Imatinib Mesylate, Sorafenib and Prochlorperazine Maleate.
Has Dr. Samantha Ann Armstrong received payments from drug or device companies?
CMS Open Payments shows $379 in general payments to Dr. Armstrong from 4 companies from 2019 to 2025. The largest total came from Pfizer Inc.
How long has Dr. Samantha Ann Armstrong been practicing?
Dr. Armstrong graduated from medical school in 2015, 11 years ago.
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