DR. SAMANTHA CHAU LANCASTER MD
NPI 1497914691
Radiology - Diagnostic Radiology in Indianapolis, IN

Q: What is Samantha Lancaster's NPI number?

The NPI number for Samantha Lancaster is 1497914691. It was assigned to this individual provider in the NPPES registry on June 3, 2008.

Q: What is Samantha Lancaster's specialty?

The primary specialty registered for this NPI is Radiology, specializing in Diagnostic Radiology, with taxonomy code 2085R0202X.

Active since June 03, 2008PECOS EnrolledAccepts Medicare Assignment

1701 N SENATE BLVD, INDIANAPOLIS, IN 46202(317) 963-0166 Get Directions Write a Review

NPPES record last updated: September 8, 2025. Verified against the NPPES registry weekly; last sync: August 02, 2026.

Record update history: Sep 8, 2025, Aug 7, 2025, Aug 13, 2021 and 1 more (4 updates tracked since 2018).

On this page

About Dr. Samantha Chau Lancaster Md NPPES

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

DR. SAMANTHA CHAU LANCASTER MD (NPI 1497914691) is an individual diagnostic radiology provider in Indianapolis, Indiana, licensed in Missouri (2019011690) and active in the NPI registry since June 2008. She is enrolled in Medicare PECOS, is affiliated with Ssm Health Saint Louis University Hospital, and maintains 5 additional practice locations.

NPPES Registry Identity

NPI1497914691

Entity TypeIndividualFemale

Primary Taxonomy2085R0202X

Provider Legal NameDR. SAMANTHA CHAU LANCASTERCredential: MD

Location Address1701 N SENATE BLVDIndianapolis, IN 46202-1239

Mailing Address250 N Shadeland AveIndianapolis, IN 46219-4959

Phone(317) 963-0166

Sole ProprietorNo

Medical School CMSSaint Louis University School Of MedicineGraduated 2007

Enumeration DateJune 3, 2008

Last NPPES UpdateSeptember 8, 20254 updates tracked since enumeration

NPPES CertifiedSeptember 8, 2025

✔ NPI 1497914691 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses 2

★ Primary SpecialtyRadiology · Diagnostic RadiologyAllopathic & Osteopathic Physicians

Taxonomy Code2085R0202X

Licenses✔ Licensed in MO · 2019011690✔ Licensed in AK · S-7764✔ Licensed in WA · MD60365987✔ Licensed in ID · M-12440✔ Licensed in IN · 01082089A✔ Licensed in MI · 4301090766

Definition

A radiologist who utilizes x-ray, radionuclides, ultrasound and electromagnetic radiation to diagnose and treat disease.

Also ListedRadiology · NeuroradiologyTaxonomy 2085N0700X · License 2019011690 (MO), MD60365987 (WA), M-12440 (ID), 01082089A (IN), S-7764 (AK)

1701 N SENATE BLVD, Indianapolis, IN 46202

Open in Google Maps ↗

Secondary Practice Locations 5

Location 14660 S Hagadorn Rd Ste 410East Lansing, MI 48823-6819 · Phone (517) 353-5053 · Fax (517) 884-7640

Location 24660 S Hagadorn Rd Ste 510East Lansing, MI 48823-6805 · Phone (517) 353-5053 · Fax (517) 884-7640

Location 33220 Discovery Dr Ste 100Lansing, MI 48910-8609 · Phone (517) 975-8930 · Fax (517) 337-4985

Location 41201 S Grand BlvdSaint Louis, MO 63104-1016 · Phone (314) 617-2000

Location 519020 33rd Ave W Ste 210Lynnwood, WA 98036-4748 · Phone (425) 563-1500 · Fax (425) 563-1501

Other Identifiers 6

Medicaid2030507WA

Other315283WA · Lni Provider Id

Other315284WA · Lni Provider Id

Medicaid1497914691ID

Other315300WA · Lni Provider Id

Medicaid1613173AK

Accepted Insurance

The full list of accepted plans is on the Insurance tab. Issuers include Anthem Blue Cross and Blue Shield, Arkansas Blue Cross and Blue Shield, Blue Cross Blue Shield of Arizona 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

Dr. Samantha Chau Lancaster 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 ID648414193

PECOS Enrollment IDI20130923000743, I20140904001352, I20220119002450, I20241002004195

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 28

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.

Injection, gadoterate meglumine, 0.1 ml A9575

Gadoterate meglumine is a contrast agent used in MRI scans to help visualize certain areas of your body more clearly. It's injected into your bloodstream, typically through a vein in your arm, and helps doctors get more detailed images.

5,260 services34 patients

Ct scan head or brain without contrast 70450

A CT scan of the head or brain without contrast is a non-invasive imaging procedure. It uses X-rays to create detailed pictures of your brain, skull, and other structures inside your head. It helps to detect conditions like strokes, tumors, or injuries. No dye (contrast) is used in this test.

802 services758 patients

Ct scan of blood vessels of head with contrast 70496

A CT scan of the head's blood vessels with contrast is a diagnostic procedure. A special dye (contrast) is injected into your body to make the blood vessels visible on the scan. This helps identify issues like blockages or abnormalities in your head's blood vessels.

337 services334 patients

Ct scan of blood vessels of neck with contrast 70498

A CT scan of the neck's blood vessels with contrast is a diagnostic procedure. It uses X-rays and a special dye to create detailed images of your neck's blood vessels. This helps doctors detect issues such as blockages or abnormalities.

333 services331 patients

Mri scan of brain without contrast 70551

An MRI scan of the brain without contrast is a non-invasive imaging test. It uses a magnetic field and radio waves to create detailed images of your brain. It helps in detecting abnormalities like tumors, stroke, inflammation, or infection.

263 services261 patients

Ct scan of upper spine without contrast 72125

A CT scan of the upper spine without contrast is a non-invasive imaging test that uses X-rays to capture detailed images of your neck and upper back. It helps in identifying issues like fractures, tumors, or infections. No dye (contrast) is used in this scan.

128 services128 patients

Mri scan of brain before and after contrast 70553

An MRI scan of the brain, both before and after contrast, helps visualize different brain structures. Initially, images are taken without a contrast agent. Then, a safe dye is injected which helps highlight certain areas, providing clearer, more detailed images.

118 services118 patients

Mri scan of lower spinal canal without contrast 72148

An MRI scan of the lower spinal canal without contrast is a non-invasive imaging test. It uses a magnetic field and radio waves to produce detailed images of your lower spine. This helps identify issues like disc problems, tumors, or nerve conditions. No dye is used.

42 services42 patients

Mri scan of upper spinal canal without contrast 72141

An MRI scan of the upper spinal canal without contrast is a non-invasive imaging test. It uses a magnetic field and radio waves to create detailed images of your upper spine. This helps doctors identify issues such as injuries, infections or diseases. No dye is used.

37 services37 patients

Ct scan of lower spine without contrast 72131

A CT scan of the lower spine without contrast is a non-invasive imaging test. It uses X-rays to create detailed images of your lower back area, helping to detect conditions like fractures, infections, or tumors. It's painless and generally quick.

36 services36 patients

Ct scan of soft tissue of neck with contrast 70491

A CT scan of the neck with contrast is a non-invasive imaging procedure. A special dye is administered to highlight the soft tissues in your neck, making them easier to see. This helps detect issues like infections, tumors, or other abnormalities.

35 services33 patients

Mri scan of brain before and after contrast 70553

35 services35 patients

X-ray of lower and sacral spine, 2-3 views 72100

An X-ray of the lower and sacral spine involves capturing images of your lower back area, including the tailbone. This procedure helps in identifying problems like fractures, infections, or deformities. 2-3 different angle views provide a comprehensive picture.

30 services29 patients

Ct scan of face without contrast 70486

A CT scan of the face without contrast is a non-invasive imaging procedure. It uses X-rays to create detailed pictures of your face, including bones, soft tissues, and blood vessels. It's often used to diagnose diseases, injuries, or abnormalities. No contrast dye is used in this procedure.

28 services28 patients

Mri scan of blood vessels of head without contrast 70544

An MRI scan of the head's blood vessels without contrast is a non-invasive imaging procedure. It uses a magnetic field and radio waves to create detailed images of the blood vessels in your head. This helps doctors diagnose conditions such as stroke, aneurysm, or other vascular disorders.

25 services24 patients

X-ray of lower and sacral spine, 2-3 views 72100

25 services25 patients

Mri scan of brain without contrast 70551

23 services23 patients

Ct scan of middle spine without contrast 72128

A CT scan of the middle spine without contrast is a non-invasive imaging test. It uses X-rays to create detailed pictures of your mid-spine area. This scan helps doctors identify issues like fractures, tumors, or infections. No dye is used in this procedure.

23 services23 patients

Mri scan of lower spinal canal before and after contrast 72158

An MRI scan of the lower spinal canal with contrast is a non-invasive imaging procedure. It uses magnetic fields to generate detailed images of your lower spine. A contrast agent is injected to enhance these images, helping doctors see issues more clearly.

21 services21 patients

Mri scan of middle spinal canal before and after contrast 72157

An MRI scan of the middle spinal canal with contrast is a non-invasive imaging test. It uses a magnetic field and radio waves to create detailed images of your spine, both before and after a contrast dye is injected. The dye helps to highlight certain structures, providing a clearer picture for diagnosis.

18 services18 patients

Mri scan of middle spinal canal without contrast 72146

An MRI scan of the middle spinal canal without contrast is a non-invasive imaging test. It uses magnetic fields and radio waves to create detailed images of your spine. This helps doctors identify any abnormalities or issues in your spinal canal. No dye is used in this procedure.

17 services17 patients

Mri scan of upper spinal canal before and after contrast 72156

An MRI scan of the upper spinal canal before and after contrast is a non-invasive imaging test. It uses magnetic fields and radio waves to create detailed images of your spine. Contrast dye is injected to enhance these images, providing clearer visuals for accurate diagnosis.

17 services17 patients

X-ray of lower and sacral spine, minimum of 4 views 72110

An X-ray of the lower and sacral spine involves capturing images of your lower back and tailbone area. It helps in identifying issues like fractures, arthritis, or other abnormalities. At least four different angles or 'views' are taken to get a comprehensive picture.

16 services16 patients

Computed tomography (ct) of brain blood flow, volume, and timing of flow analysis with contrast 0042T

A computed tomography (CT) of brain blood flow, volume, and timing of flow analysis with contrast is a non-invasive exam. It uses X-rays and a contrast material to create detailed images of your brain. It helps evaluate blood flow patterns and detect abnormalities like clots or blockages.

14 services14 patients

X-ray of upper spine, 4-5 views 72050

An X-ray of the upper spine with 4-5 views is a non-invasive imaging test. It uses radiation to capture detailed images of the bones and structures in your neck and upper back. This procedure helps identify issues like fractures, infections, or deformities.

14 services14 patients

Mri scan of bone of eye socket, face, and/or neck before and after contrast 70543

An MRI scan of the eye socket, face, and/or neck uses magnetic fields to create detailed images of these areas. Contrast dye helps highlight specific tissues for clearer pictures. It's non-invasive, aids in detecting abnormalities, and guides treatment plans.

13 services13 patients

Mri scan of blood vessels of neck before and after contrast 70549

An MRI scan of the neck's blood vessels, both before and after contrast, is a non-invasive imaging test that uses a magnetic field and radio waves to create detailed images. Contrast dye helps highlight the vessels more clearly. This helps in diagnosing conditions like blockages or abnormalities.

13 services13 patients

X-ray of lower and sacral spine, minimum of 4 views 72110

13 services13 patients

Hospital Affiliations CMS Care Compare 3

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

Ssm Health Saint Louis University Hospital

Acute Care Hospitals · Saint Louis, MO

1/5 CMS rating

OwnershipVoluntary non-profit - Church

CMS Certification Number260105

Location3635 Vista AveSaint Louis, MO 63110 · St. Louis City County

Emergency services

Providence Regional Medical Center Everett

Acute Care Hospitals · Everett, WA

3/5 CMS rating

OwnershipVoluntary non-profit - Church

CMS Certification Number500014

Location1321 Colby AvenueEverett, WA 98201 · Snohomish County

Emergency services Birthing friendly

Overlake Hospital Medical Center

Acute Care Hospitals · Bellevue, WA

4/5 CMS rating

OwnershipVoluntary non-profit - Other

CMS Certification Number500051

Location1035-116th Ave NEBellevue, WA 98004 · King County

Emergency services Birthing friendly

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

$82.04 typical visit price

range $53.07 – $161.76

Typical copayment $20.51 (range $13.26 – $40.44)

Most-billed visit code 99203

Established Patient

$66.48 typical visit price

range $16.93 – $132.22

Typical copayment $16.62 (range $4.23 – $33.05)

Most-billed visit code 99213

Amounts reflect what Medicare beneficiaries in this ZIP area are typically charged for office visits. Patients with other coverage should check their individual plans.

Medicare Quality Performance CMS QPP · MIPS

Performance in the CMS Quality Payment Program: the MIPS final score across four weighted categories, and the individual quality measures reported to Medicare.

Reported Quality Measures

Radiation Consideration for Adult CT: Utilization of Dose Lowering Techniques

Percentage of final reports for patients aged 18 years and older undergoing CT with documentation that one or more of the following dose reduction techniques were used: - Automated exposure control - Adjustment of the mA and/or kV according to patient size -…

100%1,294 patients

Radiology: Stenosis Measurement in Carotid Imaging Reports

Percentage of final reports for carotid imaging studies (neck magnetic resonance angiography [MRA], neck computed tomography angiography [CTA], neck duplex ultrasound, carotid angiogram) performed that include direct or indirect reference to measurements of…

100%179 patients

Providers report different measures because they deliver different services; reporting more or less information is not a reflection of quality. Star ratings appear only where CMS assigned them.

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.

THOMAS M DONAHUE MD

Anesthesiology

1701 N SENATE BLVD
INDIANAPOLIS, IN 46202

Marion County (317) 577-4200

DR. GINA MARIE DIANTONIO SWARTZEL M.D.

Emergency Medicine

1701 N SENATE BLVD, B401
INDIANAPOLIS, IN 46202

Marion County (317) 962-5975

NASER A KAFEEL DO

Internal Medicine

1701 N SENATE BLVD
INDIANAPOLIS, IN 46202

Marion County (317) 962-8776

ZACHARY JARRETT DO

Internal Medicine (Critical Care Medicine)

1701 N SENATE BLVD
INDIANAPOLIS, IN 46202

Marion County (317) 962-5820

BARBRA A BACHMEIER NP

Nurse Practitioner (Family)

1701 N SENATE BLVD, RM AG 001
INDIANAPOLIS, IN 46202

Marion County (317) 962-3886

MARK H HOYER MD

Pediatrics (Pediatric Cardiology)

1701 N SENATE BLVD
INDIANAPOLIS, IN 46202

Marion County (317) 678-3900

SHALINI K MANCHANDA MD

Internal Medicine (Sleep Medicine)

1701 N SENATE BLVD
INDIANAPOLIS, IN 46202

Marion County (888) 484-3258

SEAN DAVID GUSSICK MD

Radiology (Diagnostic Radiology)

1701 N SENATE BLVD, RADIOLOGY DEPT
INDIANAPOLIS, IN 46202

Marion County (317) 962-5740

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 Lancaster's NPI number?

The NPI number for Samantha Lancaster is 1497914691. It was assigned to this individual provider in the NPPES registry on June 3, 2008.

Where is Samantha Lancaster located?

Samantha Lancaster practices at 1701 N Senate Blvd, Indianapolis, IN 46202. The listed phone number is (317) 963-0166.

What is Samantha Lancaster's specialty?

The primary specialty registered for this NPI is Radiology, specializing in Diagnostic Radiology, with taxonomy code 2085R0202X.

Is Samantha Lancaster enrolled in Medicare?

Yes. Samantha Lancaster 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 Lancaster accept?

Health plans from Anthem Blue Cross and Blue Shield, Arkansas Blue Cross and Blue Shield, Blue Cross Blue Shield of Arizona, Health Advantage and Octave and 2 other insurers list Samantha Lancaster 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 Lancaster affiliated with any hospitals?

According to CMS data, Samantha Lancaster is affiliated with Ssm Health Saint Louis University Hospital, Providence Regional Medical Center Everett and Overlake Hospital Medical Center.

When was this NPI record last updated?

The NPPES record for Samantha Lancaster was last updated on September 8, 2025. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 11 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.