DR. MOHAMMAD ANAS HAJJAR M.D
NPI 1235350893
Internal Medicine - Interventional Cardiology in Santa Ana, CA

Q: What is Mohammad Hajjar's NPI number?

The NPI number for Mohammad Hajjar is 1235350893. It was assigned to this individual provider in the NPPES registry on May 1, 2007.

Q: What is Mohammad Hajjar's specialty?

The primary specialty registered for this NPI is Internal Medicine, specializing in Interventional Cardiology, with taxonomy code 207RI0011X.

Q: When was this NPI record last updated?

The NPPES record for Mohammad Hajjar was last updated on May 13, 2026. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 2 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 May 01, 2007PECOS EnrolledAccepts Medicare AssignmentCLIA 05D2342489 · Waiver

999 N TUSTIN AVE STE 205, SANTA ANA, CA 92705(714) 617-2626(714) 667-8088 Get Directions Write a Review

NPPES record last updated: May 13, 2026. Verified against the NPPES registry weekly; last sync: August 02, 2026.

Record update history: May 13, 2026, Dec 14, 2018, Oct 18, 2018 (3 updates tracked since 2018).

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About Dr. Mohammad Anas Hajjar M.d NPPES

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

DR. MOHAMMAD ANAS HAJJAR M.D (NPI 1235350893) is an individual interventional cardiology provider in Santa Ana, California, licensed in California (C137003) and active in the NPI registry since May 2007. He is enrolled in Medicare PECOS, holds a CLIA Waiver certificate valid through April 20, 2028, and is a graduate of Other (2000).

NPPES Registry Identity

NPI1235350893

Entity TypeIndividualMale

Primary Taxonomy207RI0011X

Provider Legal NameDR. MOHAMMAD ANAS HAJJARCredential: M.D

Location Address999 N TUSTIN AVE STE 205Santa Ana, CA 92705-6506

Mailing Address999 N Tustin Ave Ste 205Santa Ana, CA 92705-6506 · (714) 617-2626 · Fax (714) 667-8088

Phone(714) 617-2626

Fax(714) 667-8088

Sole ProprietorYes

Medical School CMSOtherGraduated 2000

Enumeration DateMay 1, 2007

Last NPPES UpdateMay 13, 20263 updates tracked since enumeration

NPPES CertifiedMay 13, 2026

✔ NPI 1235350893 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses 2

★ Primary SpecialtyInternal Medicine · Interventional CardiologyAllopathic & Osteopathic Physicians

Taxonomy Code207RI0011X

License✔ Licensed in CA · C137003

Definition

An area of medicine within the subspecialty of cardiology, which uses specialized imaging and other diagnostic techniques to evaluate blood flow and pressure in the coronary arteries and chambers of the heart and uses technical procedures and medications to treat abnormalities that impair the function of the cardiovascular system.

Also ListedInternal Medicine · Cardiovascular DiseaseTaxonomy 207RC0000X · License C137003 (CA)

999 N TUSTIN AVE STE 205, Santa Ana, CA 92705

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Other Identifiers 3

Medicaid1235350893MI

Medicaid1517007TN

Medicaid1235350893CA

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. Mohammad Anas Hajjar M.d 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 ID3476640244

PECOS Enrollment IDI20161123000726

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.

CLIA Laboratory Certificates CMS CLIA

Laboratory certificates issued under the Clinical Laboratory Improvement Amendments (CLIA) program, which sets federal quality standards for human laboratory testing in the United States. There is no official CMS crosswalk between CLIA and NPI numbers; these certificates are associated with this NPI by matching facility names, locations and phone numbers in the CMS CLIA registry.

Certificate of Waiver 05D2342489

Mohammad A Hajjar MD A Professional Corp · Santa Ana, CA

Active · expires Apr 20, 2028

CLIA Number05D2342489

Laboratory TypePhysician Office

Certificate Effective DateApril 21, 2026

Certificate Expiration DateApril 20, 2028

Laboratory DirectorMohammad A. Hajjar

Laboratory Phone(714) 617-2626

Laboratory LocationMohammad A Hajjar MD A Professional Corp999 N Tustin Avenue, Suite 205, Santa Ana, CA 92705

CLIA data matches this NPI record on: Address Phone

This certificate is issued to a laboratory to perform only waived tests.

Areas of Expertise CMS Part B claims 22

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.

Subsequent hospital care with moderate levelof medical decision making, if using time, at least 50 minutes 99233

Follow-up hospital inpatient care per day typically involves a 35-minute check-up by your healthcare provider. This service includes monitoring your health progress, adjusting your treatment plan if needed, and answering any questions you may have about your condition or care.

1,670 services426 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.

1,124 services318 patients

Ultrasound of heart with color-depicted blood flow, rate, direction and valve function 93306

This is a heart ultrasound, also known as an echocardiogram. It uses sound waves to create pictures of your heart, showing how blood flows through it. The color depicts the blood flow's speed and direction. It also checks the heart's valves to ensure they're working properly.

672 services615 patients

Initial hospital care with moderate level of medical decision making, if using time, at least 75 minutes 99223

Initial hospital inpatient care per day, typically 70 minutes, refers to the daily medical service provided to patients admitted to the hospital. This includes a comprehensive evaluation, diagnosis, treatment plan, and monitoring of your health condition. It ensures your well-being during your hospital stay.

513 services445 patients

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.

512 services144 patients

Routine electrocardiogram (ecg) using at least 12 leads with interpretation and report only 93010

A routine electrocardiogram (ECG) with 12 leads is a simple, non-invasive test that records the electrical activity of your heart. It helps in identifying heart conditions by detecting irregularities in your heart rhythms. The results are interpreted and a report is provided.

494 services406 patients

Management using the results of remote vital sign monitoring per calendar month, first 20 minutes 99457

This service involves reviewing and managing your health data, which is remotely monitored and collected. Your vital signs like heart rate and blood pressure are tracked regularly throughout the month. The first 20 minutes of this data analysis per month is included in this service.

269 services45 patients

Remote monitoring of physiologic parameters, initial supply of devices with daily recordings or programmed alerts transmission, each 30 days 99454

This service involves using devices to remotely track body functions like heart rate or blood pressure. These devices, provided initially, record data daily or send alerts if readings are abnormal. The service is renewed every 30 days.

230 services43 patients

Management using the results of remote vital sign monitoring per calendar month, each additional 20 minutes 99458

This service involves analyzing your vital signs, like heart rate and blood pressure, remotely collected over a month. Each additional 20 minutes spent on management refers to extra time spent reviewing, interpreting your data, and planning your care. It's a critical part of ensuring your wellbeing.

137 services41 patients

Ultrasound of heart with color-depicted blood flow, rate, direction and valve function 93306

125 services107 patients

Initial hospital care with straightforward or low-level medical decision making, if using time, at least 55 minutes 99222

Initial hospital inpatient care is a service where a healthcare provider spends about 50 minutes per day overseeing your care while you're admitted in the hospital. This includes reviewing your health status, planning your treatment, and ensuring your safety and comfort.

102 services93 patients

Routine electrocardiogram (ecg) using at least 12 leads with interpretation and report 93000

An electrocardiogram (ECG) is a non-invasive test that records your heart's electrical activity. Using 12 leads attached to your body, it captures data to help identify heart conditions. A doctor interprets the results and provides a report.

88 services73 patients

Critical care, first 30-74 minutes 99291

Critical care involves immediate and constant attention by a team of specially-trained health professionals. It's for patients with life-threatening conditions, requiring first 30-74 minutes of intense monitoring and treatment.

69 services59 patients

Use of a drug to induce depression of consciousness by physician performing a procedure (5 years or older), initial 15 minutes 99152

This procedure involves a doctor administering a medication to reduce your consciousness during a procedure. This helps in managing discomfort and anxiety. The initial application lasts for 15 minutes and is for individuals aged 5 years or older.

55 services50 patients

Insertion of tube in left lower heart chamber and coronary artery for diagnosis with review by radiologist 93458

This procedure involves placing a tube into your left lower heart chamber and coronary artery. It helps doctors diagnose heart conditions by allowing them to view these areas in detail. A radiologist will review the images to ensure accurate diagnosis.

41 services39 patients

Remote monitoring of physiologic parameters, initial set-up and patient education on use of equipment 99453

Remote monitoring of physiologic parameters involves using special equipment to track vital signs like heart rate and blood pressure from a distance. The initial set-up includes installing the device and teaching the patient how to use it correctly for accurate readings.

37 services37 patients

Heart rhythm recording, analysis, report, review, and interpretation of continous external ekg over more than 48 hours up to 7 days 93241

This procedure involves wearing a device for up to 7 days to continuously record your heart's electrical activity. The data collected helps in understanding your heart's rhythm and detecting irregularities if any. The results are then analyzed, reported, and interpreted by experts.

35 services28 patients

Exercise or drug-induced heart stress test with electrocardiogram (ecg) with supervision by physician 93016

An exercise or drug-induced heart stress test with ECG involves monitoring your heart's activity while it's under stress, either from exercise or medication. A doctor supervises the entire procedure to ensure safety and accuracy in results. This test helps detect heart problems.

31 services30 patients

Exercise or drug-induced heart stress test with electrocardiogram (ecg) with review by physician 93018

An exercise or drug-induced heart stress test with ECG is a procedure to assess how your heart functions under stress. It can involve exercising or medication to make your heart work harder while an ECG records its activity. A physician reviews the results.

31 services30 patients

New patient office or other outpatient visit with moderate level of medical decision making, if using time, 45 minutes or more 99204

This is a first-time office or outpatient visit lasting between 45-59 minutes. The healthcare provider evaluates your health, discusses your medical history, and may suggest further tests or treatments. It's an opportunity to ask questions and understand your health better.

31 services31 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.

21 services17 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.

14 services13 patients

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 92705 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

$142.39 typical visit price

range $62.96 – $187.60

Typical copayment $35.59 (range $15.74 – $46.90)

Most-billed visit code 99204

Established Patient

$109.96 typical visit price

range $20.84 – $153.61

Typical copayment $27.49 (range $5.21 – $38.40)

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.

Referred Medical Equipment & Supplies CMS DME claims

Durable medical equipment, devices and supplies this provider ordered from DME suppliers for patients, from Medicare fee-for-service claims.

Blood glucose test or reagent strips for home blood glucose monitor, per 50 strips A4253

DME-Other DME · category DE017N

5 suppliers11 claims16 services$5.36 avg. paid by Medicare

Dollar amounts are the average Medicare paid the supplier per service. They are not the cost to the patient.

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Other Providers at the Same Location NPPES 2

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

MOHAMMAD A HAJJAR MD A PROFESSIONAL CORP

Internal Medicine (Interventional Cardiology)

999 N TUSTIN AVE STE 205
SANTA ANA, CA 92705

Orange County (714) 671-2626

DIMA SUMMAKIA PROFESSIONAL CORPORATION

Clinic/Center (Dental)

999 N TUSTIN AVE STE 205
SANTA ANA, CA 92705

Orange County (901) 336-2367

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 Mohammad Hajjar's NPI number?

The NPI number for Mohammad Hajjar is 1235350893. It was assigned to this individual provider in the NPPES registry on May 1, 2007.

Where is Mohammad Hajjar located?

Mohammad Hajjar practices at 999 N Tustin Ave Ste 205, Santa Ana, CA 92705. The listed phone number is (714) 617-2626.

What is Mohammad Hajjar's specialty?

The primary specialty registered for this NPI is Internal Medicine, specializing in Interventional Cardiology, with taxonomy code 207RI0011X.

Is Mohammad Hajjar enrolled in Medicare?

Yes. Mohammad Hajjar 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.

Does Mohammad Hajjar hold a CLIA laboratory certificate?

Yes. A Certificate of Waiver (number 05D2342489) is associated with this NPI, valid through April 20, 2028. CLIA certificates authorize laboratory testing under the federal Clinical Laboratory Improvement Amendments program.

When was this NPI record last updated?

The NPPES record for Mohammad Hajjar was last updated on May 13, 2026. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 2 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.