ALEX P PALLAS DO
NPI 1235455262
Radiology - Diagnostic Radiology in Mchenry, IL

Active since April 15, 2010PECOS EnrolledAccepts Medicare Assignment
99.76/100
CMS Quality Rating
4201 W MEDICAL CENTER DR, MCHENRY, IL 60050(815) 334-5566(815) 759-4008 Get Directions Write a Review

NPPES record last updated: October 30, 2025. Verified against the NPPES registry weekly; last sync: August 09, 2026.

Record update history: Sep 30, 2024, Nov 8, 2023, Jul 21, 2022 and 4 more (7 updates tracked since 2016).

About Alex P Pallas Do NPPES

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

ALEX P PALLAS DO (NPI 1235455262) is an individual diagnostic radiology provider in Mchenry, Illinois, licensed in Illinois (036151032) and active in the NPI registry since April 2010. He is enrolled in Medicare PECOS, is affiliated with Valley Hospital Medical Center, and maintains 7 additional practice locations.

NPPES Registry Identity

NPI1235455262
Entity TypeIndividualMale
Primary Taxonomy2085R0202X
Provider Legal NameALEX P PALLASCredential: DO
Location Address4201 W MEDICAL CENTER DRMchenry, IL 60050-8409
Mailing Address1140 40th StSacramento, CA 95819-3615 · (925) 209-0880
Fax(815) 759-4008
Sole ProprietorYes
Medical School CMSOtherGraduated 2010
Enumeration DateApril 15, 2010
Last NPPES UpdateOctober 30, 20257 updates tracked since enumeration
NPPES CertifiedOctober 30, 2025
NPI 1235455262 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 IL · 036151032 Licensed in TX · S7748 Licensed in PA · OS020173 Licensed in FL · OS16401
Definition
A radiologist who utilizes x-ray, radionuclides, ultrasound and electromagnetic radiation to diagnose and treat disease.
Also ListedRadiology · Vascular & Interventional RadiologyTaxonomy 2085R0204X · License 20A14311 (CA)
4201 W MEDICAL CENTER DR, Mchenry, IL 60050

Secondary Practice Locations 7

Location 16305 Coyle AveCarmichael, CA 95608-0438 · Phone (844) 327-6128 · Fax (916) 408-8000
Location 21702 EsplanadeChico, CA 95926-3315 · Phone (530) 898-0504
Location 35974 Pentz RdParadise, CA 95969-5509 · Phone (530) 877-9361
Location 41531 EsplanadeChico, CA 95926-3310 · Phone (530) 332-7300
Location 51800 E Park AveState College, PA 16803-6701 · Phone (814) 231-7000 ext. 6764 · Fax (814) 231-7098
Location 61700 Old Gatesburg RdState College, PA 16803-2276 · Phone (814) 278-3280 · Fax (814) 231-7098
Location 72000 S Mays St Ste 201Round Rock, TX 78664-7580 · Phone (512) 244-4272

Group Practice 1

Group TaxonomyThis provdier is a business group of one or more individual practitioners, all of who practice with the same area of specialization.193400000X MULTIPLE SINGLE SPECIALTY GROUP

Accepted 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

Alex P Pallas Do 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 ID5991014169
PECOS Enrollment IDI20170525001359, I20200804001475, I20220420002437, I20230422000202, I20240808003910, I20260106003084
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 96

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.

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.
1,492 services1,281 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.
441 services432 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.
386 services377 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.
266 services258 patients
X-ray of hip, 2-3 views 73502
An X-ray of the hip with 2-3 views is a non-invasive imaging test. It uses a small amount of radiation to produce pictures of the hip joint. These images help in diagnosing conditions like fractures, arthritis, or other abnormalities. The process is quick and painless.
237 services215 patients
Ultrasound of both sides of head and neck blood flow 93880
An ultrasound of the head and neck blood flow is a safe, non-invasive procedure that uses sound waves to create images of blood vessels. It helps detect abnormalities like blockages or clots, ensuring optimal blood flow.
208 services207 patients

Hospital Affiliations CMS Care Compare 3

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

Valley Hospital Medical Center

Acute Care Hospitals · Las Vegas, NV
2/5 CMS rating
OwnershipProprietary
CMS Certification Number290021
Location620 Shadow LaneLas Vegas, NV 89106 · Clark County
Emergency services

Northern Nevada Medical Center

Acute Care Hospitals · Sparks, NV
3/5 CMS rating
OwnershipProprietary
CMS Certification Number290032
Location2375 E Prater WaySparks, NV 89434 · Washoe County
Emergency services

Desert View Hospital

Critical Access Hospitals · Pahrump, NV
3/5 CMS rating
OwnershipProprietary
CMS Certification Number291311
Location360 South Lola LanePahrump, NV 89048 · Nye County
Emergency services

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 60050 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
$85.71 typical visit price
range $54.80 – $168.44
Typical copayment $21.42 (range $13.70 – $42.11)
Most-billed visit code 99203
Established Patient
$68.64 typical visit price
range $17.16 – $136.56
Typical copayment $17.16 (range $4.29 – $34.14)
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.

99.76/100
MIPS Final ScoreMerit-based Incentive Payment System · CMS Quality Payment Program
Scored as part of a group practice
Quality100
Promoting Interoperability100
Improvement Activities40
Cost99.21

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%365 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…
98%162 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.

Student in an Organized Health Care Education/Training Program
4201 W MEDICAL CENTER DR
MCHENRY, IL 60050
Surgery (Surgical Critical Care)
4201 W MEDICAL CENTER DR
MCHENRY, IL 60050
Clinical Medical Laboratory
4201 W MEDICAL CENTER DR
MCHENRY, IL 60050
Hospitalist
4201 W MEDICAL CENTER DR
MCHENRY, IL 60050
Internal Medicine
4201 W MEDICAL CENTER DR
MCHENRY, IL 60050
Internal Medicine
4201 W MEDICAL CENTER DR
MCHENRY, IL 60050
Anesthesiology
4201 W MEDICAL CENTER DR
MCHENRY, IL 60050
Anesthesiology
4201 W MEDICAL CENTER DR
MCHENRY, IL 60050

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 Alex Pallas's NPI number?

The NPI number for Alex Pallas is 1235455262. It was assigned to this individual provider in the NPPES registry on April 15, 2010.

Where is Alex Pallas located?

Alex Pallas practices at 4201 W Medical Center Dr, Mchenry, IL 60050. The listed phone number is (815) 334-5566.

What is Alex Pallas's specialty?

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

Is Alex Pallas enrolled in Medicare?

Yes. Alex Pallas 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 Alex Pallas accept?

Health plans from Blue Care Network of Michigan, Blue Cross Blue Shield of Michigan Mutual Insurance Company, Blue Cross and Blue Shield of Texas, CareSource and Priority Health list Alex Pallas 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 Alex Pallas affiliated with any hospitals?

According to CMS data, Alex Pallas is affiliated with Valley Hospital Medical Center, Northern Nevada Medical Center and Desert View Hospital.

When was this NPI record last updated?

The NPPES record for Alex Pallas was last updated on October 30, 2025. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 9 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.