ADAM EMMANUEL SIERRA MD
NPI 1780172825
Radiology - Diagnostic Radiology in El Paso, TX

Q: What is Adam Sierra's NPI number?

The NPI number for Adam Sierra is 1780172825. It was assigned to this individual provider in the NPPES registry on April 24, 2018.

Q: What is Adam Sierra's specialty?

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

Q: When was this NPI record last updated?

The NPPES record for Adam Sierra was last updated on March 18, 2026. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 7 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.

Active since April 24, 2018PECOS EnrolledAccepts Medicare Assignment

6065 MONTANA AVE STE A6, EL PASO, TX 79925(915) 881-1900(706) 596-6723 Get Directions Write a Review

NPPES record last updated: March 18, 2026. Verified against the NPPES registry weekly; last sync: October 18, 2026.

Record update history: Mar 18, 2026, Aug 7, 2025, Apr 11, 2023 and 1 more (4 updates tracked since 2018).

On this page

About Adam Emmanuel Sierra Md NPPES

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

ADAM EMMANUEL SIERRA MD (NPI 1780172825) is an individual diagnostic radiology provider in El Paso, Texas, licensed in Texas (S8655) and active in the NPI registry since April 2018. He is enrolled in Medicare PECOS, maintains 8 additional practice locations, and is a graduate of University Of Texas Medical Branch At Galveston (2018).

NPPES Registry Identity

NPI1780172825

Entity TypeIndividualMale

Primary Taxonomy2085R0202X

Provider Legal NameADAM EMMANUEL SIERRACredential: MD

Location Address6065 MONTANA AVE STE A6El Paso, TX 79925-1837

Mailing AddressPo Box 75172Chicago, IL 60675-5172 · (800) 475-3698 · Fax (706) 596-6723

Phone(915) 881-1900

Fax(706) 596-6723

Sole ProprietorNo

Medical School CMSUniversity Of Texas Medical Branch At GalvestonGraduated 2018

Enumeration DateApril 24, 2018

Last NPPES UpdateMarch 18, 20264 updates tracked since enumeration

NPPES CertifiedMarch 18, 2026

✔ NPI 1780172825 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyRadiology · Diagnostic RadiologyAllopathic & Osteopathic Physicians

Taxonomy Code2085R0202X

Licenses✔ Licensed in TX · S8655✔ Licensed in CA · A184512

Definition

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

6065 MONTANA AVE STE A6, El Paso, TX 79925

Open in Google Maps ↗

Secondary Practice Locations 8

Location 11426 George Dieter DrEl Paso, TX 79936-7601 · Phone (915) 881-1900 · Fax (706) 596-6723

Location 24815 Alameda AveEl Paso, TX 79905-2705 · Phone (915) 215-6000 · Fax (915) 545-6607

Location 3757 Westwood PlzLos Angeles, CA 90095-4402 · Phone (310) 301-6800

Location 47703 Floyd Curl DrSan Antonio, TX 78229-3901 · Phone (210) 567-7000

Location 54502 Medical DrSan Antonio, TX 78229-4402 · Phone (210) 358-3555 · Fax (210) 702-4239

Location 6181 Village Ct Ste A1El Paso, TX 79922-1082 · Phone (915) 881-1900 · Fax (706) 596-6723

Location 73100 N Lee Trevino Dr Ste BEl Paso, TX 79936-2116 · Phone (915) 533-7465 · Fax (706) 596-6723

Location 827235 Tourney Rd Ste 1500Valencia, CA 91355-5905 · Phone (310) 301-6800

Accepted Insurance

The full list of accepted plans is on the Insurance tab. Issuers include Ambetter from Arizona Complete Health, Ambetter from Arkansas Health & Wellness, Ambetter from Louisiana Healthcare Connections and more.Insurance ›

Medicare Participation & PECOS CMS

Medicare enrollment, assignment, billing reassignment, and ordering and referring status from CMS.

Medicare Enrollment Status

✔

Enrolled in Medicare and accepts Medicare assignment

Adam Emmanuel Sierra 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 ID2062878341

PECOS Enrollment IDI20230608000857, I20240412003053

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.

Medicare Billing Reassignments

Medicare enrollment records show Adam Sierra reassigns Medicare billing to 12 organizations. Each organization bills Medicare for the services this provider delivers there; the nearest is listed first.

Diagnostic Outpatient Imaging Partnership Ltd

Same address

Diagnostic Radiology

6065 MONTANA AVE, BLDG A STE 6
El Paso, TX 79925

Reassigned Medicare billing, Texas enrollment
11 clinicians in this Medicare group

NPI 1326082603 (915) 881-1900

Texas Tech University Health Sciences Center El Paso

1.5 mi

Pediatrics

4801 ALBERTA AVE.
El Paso, TX 79905

Reassigned Medicare billing, Texas enrollment
856 clinicians in this Medicare group

NPI 1003824038 (915) 545-7579

Southwestern Ultrasound Inc.

5.9 mi

Radiology

122 W CASTELLANO DR
El Paso, TX 79912

Reassigned Medicare billing, Texas enrollment
17 clinicians in this Medicare group

NPI 1225137078 (915) 577-0100

Memorial Mri And Diagnostic LLC

662 mi

Diagnostic Radiology

1346 CAMPBELL RD
Houston, TX 77055

Reassigned Medicare billing, Texas enrollment
169 clinicians in this Medicare group

NPI 1912989120 (713) 461-3399

Martin Luther King Jr Community Medical Foundation

702 mi

Multi-Specialty

131 E COMPTON BLVD
Compton, CA 90220

Reassigned Medicare billing, California enrollment
554 clinicians in this Medicare group

NPI 1306496641 (424) 529-6755

Adventist Health Physicians Network

705 mi

Obstetrics & Gynecology

1505 WILSON TER STE 300
Glendale, CA 91206

Reassigned Medicare billing, California enrollment
678 clinicians in this Medicare group

NPI 1669093357 (818) 243-8431

County Of San Joaquin

936 mi

Multi-Specialty

283 SPRECKELS AVE
Manteca, CA 95336

Reassigned Medicare billing, California enrollment
534 clinicians in this Medicare group

NPI 1417407636 (209) 953-6400

County Of Santa Clara

936 mi

Federally Qualified Health Center (FQHC)

7475 CAMINO ARROYO
Gilroy, CA 95020

Reassigned Medicare billing, California enrollment
2,460 clinicians in this Medicare group

NPI 1922093533 (408) 885-5000

Central Valley Imaging Medical Associates, Inc

937 mi

Diagnostic Radiology

250 CHERRY LN STE 116
Manteca, CA 95337

Reassigned Medicare billing, Texas enrollment
7 clinicians in this Medicare group

NPI 1295218204 (209) 647-2184

Lodi Memorial Hospital Association Inc

938 mi

Clinic/Center

305 PRESTON AVE
Ione, CA 95640

Reassigned Medicare billing, California enrollment
221 clinicians in this Medicare group

NPI 1750391710 (209) 274-2183

Source: CMS Revalidation Reassignment List, October 2026 release. Reassignment records can lag staffing changes; confirm a current affiliation with the organization.

Areas of Expertise CMS Part B claims 20

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.

Low osmolar contrast material, 300-399 mg/ml iodine concentration, per ml Q9967

Low osmolar contrast material with 300-399 mg/ml iodine concentration is a diagnostic tool used in imaging procedures. It helps to enhance the visibility of specific areas in the body, aiding in accurate diagnosis. It's safe and generally well-tolerated by patients.

4,079 services47 patients

Screening 3d breast mammography 77063

Screening 3D breast mammography is a procedure that uses low-dose X-rays to create detailed images of the breast. This allows for early detection of any unusual changes or growths. It's a non-invasive, outpatient procedure that typically takes about 30 minutes.

149 services149 patients

Screening mammography 77067

Screening mammography is a preventative measure that uses low-dose X-rays to take images of the chest area. It's a key tool in early detection of abnormalities, helping to identify issues before they become symptomatic. It is recommended annually for certain age groups.

149 services149 patients

Complete ultrasound scan of 1 breast 76641

A complete ultrasound scan of one breast is a non-invasive imaging test that uses sound waves to create detailed images of the inside of your breast. It helps in detecting any abnormalities or changes, ensuring your breast health.

47 services47 patients

Diagnostic digital breast tomosynthesis, unilateral or bilateral (list separately in addition to 77065 or 77066) G0279

Diagnostic digital breast tomosynthesis is a 3D imaging test that allows doctors to examine your breast tissue layer by layer. It's performed on one or both sides. It helps in detecting abnormalities more accurately. It's often done in addition to other tests.

42 services39 patients

Ct scan of chest without contrast 71250

A CT scan of the chest without contrast is a non-invasive imaging procedure. It uses special X-ray equipment to produce detailed images of your chest area, including your lungs and heart. It can help diagnose conditions such as lung diseases or heart disorders. It doesn't involve any dyes or contrast agents.

41 services39 patients

Complete ultrasound scan of abdomen 76700

A complete ultrasound scan of the abdomen is a non-invasive imaging procedure. It uses sound waves to produce images of the organs in your abdomen, such as the liver, gallbladder, spleen, pancreas, and kidneys. It helps in diagnosing, monitoring, and planning treatments.

35 services35 patients

Complete ultrasound scan behind abdominal cavity 76770

A complete ultrasound scan behind the abdominal cavity is a non-invasive imaging procedure. It uses sound waves to create pictures of the structures and organs located at the back of your abdomen. It helps in diagnosing health conditions and monitoring ongoing treatments.

34 services33 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.

27 services27 patients

Diagnostic mammography of both breasts 77066

Diagnostic mammography involves using special imaging technology to capture detailed images of both breasts. This procedure helps in identifying any unusual changes or abnormalities. It's a crucial step in ensuring breast health and early detection of potential issues.

24 services24 patients

X-ray of chest, 2 views 71046

A chest X-ray, 2 views, is a quick, painless test that creates pictures of the structures inside your chest, such as your heart, lungs, and blood vessels. Two different angles are used to get a comprehensive view. This helps in diagnosing conditions like pneumonia, heart problems, or lung cancer.

23 services23 patients

Diagnostic mammography of 1 breast 77065

Diagnostic mammography of 1 breast is a detailed imaging test that allows doctors to closely examine a specific area in the breast. It's often used when a routine screening reveals an abnormality. This test can help identify any unusual changes or issues.

20 services19 patients

Ct scan of abdomen and pelvis without contrast 74176

A CT scan of the abdomen and pelvis is a non-invasive medical test. It uses special X-ray equipment to create detailed images of your abdominal and pelvic areas. This helps doctors examine organs, tissues, and vessels. No contrast dye is used in this procedure.

18 services18 patients

Ct scan of abdomen and pelvis with contrast 74177

A CT scan of the abdomen and pelvis with contrast is an imaging procedure. A special dye, called contrast, is used to make certain areas more visible. This can help identify issues such as infections, tumors, or other abnormalities. The procedure is painless and usually takes about 30 minutes.

18 services18 patients

Ct scan of chest with contrast 71260

A CT scan of the chest with contrast is an imaging procedure. A special dye (contrast) is used to highlight specific areas in your body, providing clearer pictures of your chest. This helps in diagnosing conditions related to your lungs, heart, and other chest structures.

16 services16 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.

15 services15 patients

X-ray of chest, 1 view 71045

A chest X-ray, 1 view, is a quick, painless test that produces images of the structures within your chest, such as your heart, lungs, and blood vessels. It helps in diagnosing conditions like pneumonia, heart problems, or lung cancer. You'll stand in front of a machine that emits X-rays, which pass through your body to create the image.

14 services14 patients

Ct scan of abdomen and pelvis before and after contrast 74178

A CT scan of your abdomen and pelvis with and without contrast helps visualize your internal organs better. Contrast is a special dye that improves the clarity of the images. It's taken orally or injected into your veins before the scan. The process is painless and quick.

14 services14 patients

3d radiographic procedure with computerized image postprocessing 76377

A 3D radiographic procedure with computerized image postprocessing is a high-tech imaging test. It uses X-rays to create detailed 3D images of the body. The computerized postprocessing further enhances these images for more precise diagnosis and treatment planning.

14 services14 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.

11 services11 patients

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 79925 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

$84.92 typical visit price

range $54.84 – $166.88

Typical copayment $21.23 (range $13.71 – $41.72)

Most-billed visit code 99203

Established Patient

$68.55 typical visit price

range $17.52 – $136.11

Typical copayment $17.13 (range $4.38 – $34.02)

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.

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 Adam Sierra's NPI number?

The NPI number for Adam Sierra is 1780172825. It was assigned to this individual provider in the NPPES registry on April 24, 2018.

Where is Adam Sierra located?

Adam Sierra practices at 6065 Montana Ave Ste A6, El Paso, TX 79925. The listed phone number is (915) 881-1900.

What is Adam Sierra's specialty?

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

Is Adam Sierra enrolled in Medicare?

Yes. Adam Sierra 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.

Which organizations bill Medicare for Adam Sierra's services?

According to the CMS Revalidation Reassignment List (October 2026 release), Adam Sierra reassigns Medicare benefits to 12 organizations: Diagnostic Outpatient Imaging Partnership Ltd (El Paso, TX), Texas Tech University Health Sciences Center El Paso (El Paso, TX), Southwestern Ultrasound Inc. (El Paso, TX), Memorial Mri And Diagnostic LLC (Houston, TX), Martin Luther King Jr Community Medical Foundation (Compton, CA) and 7 more organizations, listed in the Medicare section above. Each reassignment is filed with Medicare on form CMS-855R, signed by both the clinician and the organization, and lets the organization bill Medicare and receive payment for Adam Sierra's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.

What insurance does Adam Sierra accept?

Health plans from Ambetter from Arizona Complete Health, Ambetter from Arkansas Health & Wellness, Ambetter from Louisiana Healthcare Connections, Ambetter from Superior HealthPlan and Ambetter of Oklahoma and 3 other insurers list Adam Sierra 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.

When was this NPI record last updated?

The NPPES record for Adam Sierra was last updated on March 18, 2026. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 7 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.