1. Home
  2. Directory
  3. Indiana
  4. Polis
  5. Internal Medicine
  6. NPI Profile

SAMANTHA ANN ARMSTRONG MD
NPI 1689053761
Internal Medicine - Hematology & Oncology in Indianapolis, IN

Active since May 22, 2015PECOS EnrolledAccepts Medicare Assignment
1120 W MICHIGAN ST, ROOM 626, INDIANAPOLIS, IN 46202(317) 278-2686 Get Directions Write a Review

NPPES record last updated: February 26, 2025. Verified against the NPPES registry weekly; last sync: August 02, 2026.

Record update history: Feb 26, 2025, Sep 28, 2021 (2 updates tracked since 2021).

About Samantha Ann Armstrong Md NPPES

Official registry information on file with the National Plan and Provider Enumeration System.

SAMANTHA ANN ARMSTRONG MD (NPI 1689053761) is an individual hematology & oncology provider in Indianapolis, Indiana, licensed in Indiana (01085460A) and active in the NPI registry since May 2015. She is enrolled in Medicare PECOS, is affiliated with Eskenazi Health, and maintains 2 additional practice locations.

NPPES Registry Identity

NPI1689053761
Entity TypeIndividualFemale
Primary Taxonomy207RH0003X
Provider Legal NameSAMANTHA ANN ARMSTRONGCredential: MD
Location Address1120 W MICHIGAN ST, ROOM 626Indianapolis, IN 46202-5209
Mailing Address250 N Shadeland AveIndianapolis, IN 46219-4959
Phone(317) 278-2686
Sole ProprietorNo
Medical School CMSIndiana University School Of MedicineGraduated 2015
Enumeration DateMay 22, 2015
Last NPPES UpdateFebruary 26, 20252 updates tracked since enumeration
NPPES CertifiedFebruary 26, 2025
✔ NPI 1689053761 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses 5

★ Primary SpecialtyInternal Medicine · Hematology & OncologyAllopathic & Osteopathic Physicians
Taxonomy Code207RH0003X
License✔ Licensed in IN · 01085460A
Definition
An internist doctor of osteopathy that specializes in the treatment of the combination of hematology and oncology disorders. A doctor of osteopathy that is board eligible/certified by the American Osteopathic Board of Internal Medicine WAS able to obtain a Certificate of Special Qualifications in the field of Hematology and Oncology. The Certificate is NO longer offered.
Also ListedInternal MedicineTaxonomy 207R00000X · License 01085460A (IN)
Also ListedInternal Medicine · HematologyTaxonomy 207RH0000X · License 01085460A (IN)
Also ListedInternal Medicine · Medical OncologyTaxonomy 207RX0202X · License 01085460A (IN)
Also ListedStudent in an Organized Health Care Education/Training ProgramTaxonomy 390200000X · License 11018112A (IN)
1120 W MICHIGAN ST, Indianapolis, IN 46202
Open in Google Maps ↗

Secondary Practice Locations 2

Location 11701 N Senate BlvdIndianapolis, IN 46202-1239 · Phone (888) 484-3258
Location 2535 Barnhill DrIndianapolis, IN 46202-5116 · Phone (317) 944-0920

Other Identifiers 2

Other000001558404IN · Anthem Ptan
Medicaid300052067IN

Accepted Insurance

The full list of accepted plans is on the Insurance tab. Issuers include Ambetter from Buckeye Health Plan, Ambetter from Meridian, Ambetter Health and more.Insurance ›

Medicare Participation & PECOS CMS

Medicare enrollment, assignment, and ordering and referring status from the CMS PECOS system.

Medicare Enrollment Status

✔

Enrolled in Medicare and accepts Medicare assignment

Samantha Ann Armstrong Md is registered in PECOS and agrees to accept the Medicare-approved amount as full payment. Medicare patients are not billed beyond the standard deductible and coinsurance.

PECOS PAC ID8426360868
PECOS Enrollment IDI20210818000610
Eligible to Order & Refer✔ Part B Labs & Imaging✔ Durable Medical Equipment✔ Home Health Agency✔ Power Mobility DevicesPer the CMS Ordering and Referring file. Eligibility means Medicare pays claims that this provider orders or refers for these categories.

Areas of Expertise CMS Part B claims 5

Services this provider delivered to Medicare fee-for-service patients, from the CMS Medicare utilization data. Higher counts generally reflect more experience with a service; care delivered outside Medicare is not included.

Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more 99214
This is a routine check-up for patients who have previously visited our clinic. It involves a comprehensive review of your health and any ongoing treatments. The consultation lasts between 30-39 minutes, allowing enough time to discuss any concerns.
186 services88 patients
Established patient office or other outpatient visit with low level od decision making, if using time, 20 minutes or more 99213
This is a routine visit for patients who have already been seen by the healthcare provider. During this approximately 20-29 minute appointment, your health status will be evaluated and any necessary treatments or tests will be discussed. It's a chance to address any health concerns you may have.
98 services66 patients
New patient office or other outpatient visit with a high level of medical decision making, if using time, 60 minutes or more 99205
This is a first-time patient visit where a healthcare professional spends 60-74 minutes with you. It involves a comprehensive evaluation, including your medical history and current health condition. They'll also advise on preventive health measures and formulate a treatment plan if needed.
28 services28 patients
Established patient office or other outpatient visit with high level of medical decision making, if using time, 40 minutes or more 99215
This service involves a follow-up appointment for existing patients, lasting between 40 to 54 minutes. During this time, your healthcare provider will assess your current health status, discuss any changes or concerns, review your treatment plan, and answer any questions you may have.
25 services19 patients
Subsequent hospital care with moderate levelof medical decision making, if using time, at least 35 minutes 99232
Follow-up hospital inpatient care involves daily check-ups while you're admitted in the hospital. Typically, a healthcare provider spends about 25 minutes each day reviewing your condition, adjusting treatment if needed, and answering any questions you might have.
23 services11 patients

Hospital Affiliations CMS Care Compare 5

Hospitals where this provider delivers care, identified from recent Medicare claims and place-of-service records.

Eskenazi Health

Acute Care Hospitals · Indianapolis, IN
3/5 CMS rating
OwnershipGovernment - Local
CMS Certification Number150024
Location720 Eskenazi AvenueIndianapolis, IN 46202 · Marion County
Emergency services Birthing friendly

Indiana University Health

Acute Care Hospitals · Indianapolis, IN
3/5 CMS rating
OwnershipVoluntary non-profit - Private
CMS Certification Number150056
Location1701 N Senate BlvdIndianapolis, IN 46202 · Marion County
Emergency services Birthing friendly

Iu Health West Hospital

Acute Care Hospitals · Avon, IN
4/5 CMS rating
OwnershipProprietary
CMS Certification Number150158
Location1111 N Ronald Reagan PkwyAvon, IN 46123 · Hendricks County
Emergency services Birthing friendly

Indiana University Health Arnett Hospital

Acute Care Hospitals · Lafayette, IN
4/5 CMS rating
OwnershipVoluntary non-profit - Private
CMS Certification Number150173
Location5165 Mccarty LnLafayette, IN 47905 · Tippecanoe County
Emergency services Birthing friendly

Indiana University Health White Memorial Hospital

Critical Access Hospitals · Monticello, IN
4/5 CMS rating
OwnershipVoluntary non-profit - Private
CMS Certification Number151312
Location720 South Sixth StMonticello, IN 47960 · White County
Emergency services

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 46202 ZIP code area, from fee-for-service claims. These are area statistics, not this provider’s prices; actual charges vary by service and coverage.

New Patient
$161.76 typical visit price
range $53.07 – $161.76
Typical copayment $40.44 (range $13.26 – $40.44)
Most-billed visit code 99205
Established Patient
$94.22 typical visit price
range $16.93 – $132.22
Typical copayment $23.55 (range $4.23 – $33.05)
Most-billed visit code 99214
Amounts reflect what Medicare beneficiaries in this ZIP area are typically charged for office visits. Patients with other coverage should check their individual plans.

Other Providers at the Same Location NPPES 20

Providers registered at the same practice address, or within the immediate area, according to the NPPES registry.

GRETCHEN SUAREZ
Hospitalist
1120 W MICHIGAN ST
INDIANAPOLIS, IN 46202
Marion County (317) 278-0042
BRITTANY AMBER BAKER DO
Student in an Organized Health Care Education/Training Program
1120 W MICHIGAN ST
INDIANAPOLIS, IN 46202
Marion County (317) 278-2686
NATHANIEL BLUCKER MD
Student in an Organized Health Care Education/Training Program
1120 W MICHIGAN ST
INDIANAPOLIS, IN 46202
Marion County (317) 278-2694
AROOJ IMTIAZ AHMAD MD
Psychiatry & Neurology (Neurology)
1120 W MICHIGAN ST
INDIANAPOLIS, IN 46202
Marion County (317) 278-2686
WESTON HE
Student in an Organized Health Care Education/Training Program
1120 W MICHIGAN ST
INDIANAPOLIS, IN 46202
Marion County (317) 278-2686
DR. VICTORIA ANN JACUK DO
Internal Medicine
1120 W MICHIGAN ST
INDIANAPOLIS, IN 46202
Marion County (317) 274-7724
GRANT STELLINI
Student in an Organized Health Care Education/Training Program
1120 W MICHIGAN ST
INDIANAPOLIS, IN 46202
Marion County (317) 278-2689
ANNIKA KATRIN OIE
Student in an Organized Health Care Education/Training Program
1120 W MICHIGAN ST
INDIANAPOLIS, IN 46202
Marion County (317) 278-2694

Frequently Asked Questions NPPES & CMS

Common questions about this NPI record, answered from the official NPPES registry and CMS datasets shown on this page.

What is Samantha Armstrong's NPI number?

The NPI number for Samantha Armstrong is 1689053761. It was assigned to this individual provider in the NPPES registry on May 22, 2015.

Where is Samantha Armstrong located?

Samantha Armstrong practices at 1120 W Michigan St Room 626, Indianapolis, IN 46202. The listed phone number is (317) 278-2686.

What is Samantha Armstrong's specialty?

The primary specialty registered for this NPI is Internal Medicine, specializing in Hematology & Oncology, with taxonomy code 207RH0003X.

Is Samantha Armstrong enrolled in Medicare?

Yes. Samantha Armstrong is registered in the Medicare PECOS system and accepts Medicare assignment, which means accepting the Medicare-approved amount as payment in full for covered services.

What insurance does Samantha Armstrong accept?

Health plans from Ambetter Health, Ambetter from Buckeye Health Plan, Ambetter from Meridian, Anthem Blue Cross and Blue Shield and CareSource and 1 other insurer list Samantha Armstrong as in-network in at least one marketplace plan. Coverage varies by plan and year; verify with the insurer or the provider before a visit.

Is Samantha Armstrong affiliated with any hospitals?

According to CMS data, Samantha Armstrong is affiliated with Eskenazi Health, Indiana University Health, Iu Health West Hospital, Indiana University Health Arnett Hospital and Indiana University Health White Memorial Hospital.

When was this NPI record last updated?

The NPPES record for Samantha Armstrong was last updated on February 26, 2025. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 17 months ago. If this record has changed at CMS more recently, you can request an on-demand re-check against the live CMS registry, directly from this page.