KHALED MAHMOUD HASSAN M.D.
NPI 1023272309
Dermatology - MOHS-Micrographic Surgery in Fullerton, CA

Q: What is Khaled Hassan's NPI number?

The NPI number for Khaled Hassan is 1023272309. It was assigned to this individual provider in the NPPES registry on July 15, 2008.

Q: What is Khaled Hassan's specialty?

The primary specialty registered for this NPI is Dermatology, specializing in MOHS-Micrographic Surgery, with taxonomy code 207ND0101X.

Q: When was this NPI record last updated?

The NPPES record for Khaled Hassan was last updated on November 3, 2021. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 4 years 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 July 15, 2008PECOS EnrolledAccepts Medicare Assignment

2720 N HARBOR BLVD, STE 220, FULLERTON, CA 92835(714) 578-8527(714) 578-8570 Get Directions Write a Review

NPPES record last updated: November 3, 2021. Verified against the NPPES registry weekly; last sync: October 04, 2026.

Record update history: Nov 3, 2021, Oct 19, 2020, Dec 19, 2017 (3 updates tracked since 2017).

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About Khaled Mahmoud Hassan M.d. NPPES

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

KHALED MAHMOUD HASSAN M.D. (NPI 1023272309) is an individual mohs-micrographic surgery provider in Fullerton, California, licensed in California (A111137) and active in the NPI registry since July 2008. He is enrolled in Medicare PECOS and is a graduate of Duke University School Of Medicine (2008).

NPPES Registry Identity

NPI1023272309

Entity TypeIndividualMale

Primary Taxonomy207ND0101X

Provider Legal NameKHALED MAHMOUD HASSANCredential: M.D.

Location Address2720 N HARBOR BLVD, STE 220Fullerton, CA 92835-2609

Mailing Address2720 N Harbor Blvd, Ste 220Fullerton, CA 92835-2609 · (714) 578-8527 · Fax (714) 578-8570

Phone(714) 578-8527

Fax(714) 578-8570

Sole ProprietorYes

Medical School CMSDuke University School Of MedicineGraduated 2008

Enumeration DateJuly 15, 2008

Last NPPES UpdateNovember 3, 20213 updates tracked since enumeration

NPPES CertifiedNovember 3, 2021

✔ NPI 1023272309 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses 4

★ Primary SpecialtyDermatology · MOHS-Micrographic SurgeryAllopathic & Osteopathic Physicians

Taxonomy Code207ND0101X

License✔ Licensed in CA · A111137

Definition

The highly-trained surgeons that perform Mohs Micrographic Surgery are specialists both in dermatology and pathology. With their extensive knowledge of the skin and unique pathological skills, they are able to remove only diseased tissue, preserving healthy tissue and minimizing the cosmetic impact of the surgery. Mohs surgeons who belong to the American College of Mohs Surgery (ACMS) have completed a minimum of one year of fellowship training at one of the ACMS-approved training centers in the U.S.

Also ListedDermatologyTaxonomy 207N00000X · License A111137 (CA)

Also ListedDermatology · DermatopathologyTaxonomy 207ND0900X · License A111137 (CA)

Also ListedDermatology · Procedural DermatologyTaxonomy 207NS0135X · License A111137 (CA)

2720 N HARBOR BLVD, Fullerton, CA 92835

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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

Khaled Mahmoud Hassan 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 ID5698939189

PECOS Enrollment IDI20141028001601

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 29

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.

Destruction of precancer skin growth, 2-14 growths 17003

This procedure involves removing 2-14 precancerous skin growths. The growths are treated to prevent them from potentially developing into skin cancer. The process is safe, with minimal discomfort, and promotes healthier skin.

810 services121 patients

Pathology examination of tissue using a microscope, intermediate complexity 88305

A pathology examination of tissue with intermediate complexity involves studying a small sample of your body tissue under a microscope. This helps in identifying any abnormal cells or signs of disease. It's a detailed process requiring expert analysis to ensure accurate results.

338 services198 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.

274 services206 patients

Destruction of precancer skin growth, 1 growth 17000

"Destruction of precancer skin growth" is a procedure that eliminates a single precancerous skin growth. This is done to prevent it from developing into skin cancer. The growth may be removed using various methods such as cryotherapy (freezing), laser therapy, or topical medications.

157 services132 patients

Removal and microscopic exam of growth of head, neck, hands, feet, or genitals, each additional stage, 1-5 tissue blocks 17312

This procedure involves the careful removal of abnormal growths from the head, neck, hands, or feet. The removed tissues, divided into 1-5 blocks, are then examined under a microscope to identify any irregularities. The process may be carried out in multiple stages for thorough examination.

133 services67 patients

Biopsy of related skin growth, first growth 11102

A biopsy of a skin growth involves taking a small sample of the growth to examine it under a microscope. This helps determine if the growth is harmful. The procedure is typically quick, with minimal discomfort. It's a crucial step in ensuring your skin's health.

118 services109 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.

109 services93 patients

Removal and microscopic exam of growth of head, neck, hands, feet, or genitals, 1-5 tissue blocks 17311

This procedure involves the careful removal of a growth from the head, neck, hands, or feet. The removed tissue, divided into 1-5 blocks, is then examined under a microscope to study its characteristics and determine the nature of the growth.

108 services81 patients

Destruction of skin growth, 1-14 growths 17110

"Destruction of skin growth" refers to a procedure where 1-14 abnormal skin growths are removed. This is done using methods such as freezing, burning, or laser therapy. It helps prevent the growth from causing discomfort or turning into a more serious condition.

103 services93 patients

Injection, triamcinolone acetonide, not otherwise specified, 10 mg J3301

Triamcinolone acetonide is a medication used to reduce inflammation in the body. It's given as a 10 mg injection for conditions like allergies, arthritis, or skin problems. The injection helps to decrease swelling, redness, and itching.

57 services33 patients

Established patient office or other outpatient visit with straightforward medical decision making, if using time, 10 minutes or more 99212

This is a routine check-up for patients who have previously seen the doctor. During this 10-19 minute visit, the doctor will review your health status, discuss any concerns, and manage ongoing treatments or medications. It's a chance to ensure your health is on track.

54 services54 patients

Biopsy of related skin growth, each additional growth 11103

A biopsy of related skin growth is a procedure where a small piece of skin growth is removed for testing. If additional growths are identified, they may also be biopsied. This helps in diagnosing skin conditions and planning appropriate treatment.

34 services27 patients

Injection into skin growth, 1-7 growths 11900

This procedure involves injecting medication into 1-7 skin growths. The medication helps to reduce the size of the growths or completely eliminate them. It's a simple, quick, and usually painless process performed by a medical professional.

31 services28 patients

Destruction of precancer skin growth, 15 or more growths 17004

This procedure involves removing 15 or more precancerous skin growths to prevent them from developing into cancer. It's done using various methods like freezing, creams, or minor surgery. The goal is to protect your health by stopping cancer before it starts.

30 services27 patients

Special stained specimen slides to examine tissue, each additional procedure 88341

Special stained specimen slides are used to analyze tissue in detail. In this process, extra procedures may be needed for a more thorough examination. These involve applying special stains to the tissue on slides, enhancing specific elements for closer study.

29 services22 patients

Special stained specimen slides to examine tissue, initial procedure 88342

This procedure involves the use of specially stained slides to examine tissue samples. The initial process involves obtaining a small tissue sample from your body. This sample is then placed on a slide and stained with special dyes to highlight different structures and elements. The stained slide is then examined under a microscope to help diagnose any potential health issues.

28 services27 patients

Destruction of skin growth, 15 or more growths 17111

"Destruction of skin growth" refers to a procedure where unwanted skin growths, such as warts or moles, are removed. In this case, 15 or more growths are treated. Techniques may include freezing, burning, or laser therapy. It's a safe, quick process to improve skin health.

25 services19 patients

Amplifed dna or rna probe detection of severe acute respiratory syndrome coronavirus 2 (covid-19) antigen 87635

This is a lab test that detects the presence of COVID-19 in your body. It uses a technique to amplify the virus's genetic material, either DNA or RNA, making it easier to identify. A positive result indicates an active infection.

24 services21 patients

New patient office or other outpatient visit with low level of medical decision making, if using time, 30 minutes or more 99203

This service involves an initial office or outpatient visit for a new patient. The healthcare professional will spend 30-44 minutes understanding your health history, current issues, and discussing possible treatment plans. It's a comprehensive evaluation to start your healthcare journey.

24 services24 patients

Pathology examination of tissue using a microscope, moderately low complexity 88304

A pathology examination of tissue, moderately low complexity, involves studying a small sample of your body tissue under a microscope. It helps to identify any abnormal cells or diseases. It's a routine procedure, not complex, and provides crucial insights for your diagnosis.

23 services19 patients

Complicated repair of wound of forehead, cheeks, chin, mouth, neck, underarms, genitals, hands, or feet, 2.6-7.5 cm 13132

This procedure involves the complex repair of a wound in areas like the forehead, cheeks, chin, mouth, neck, underarms, hands, or feet. The wound size ranges from 2.6-7.5 cm. The process includes cleaning, removing damaged tissue, and stitching the wound for proper healing.

22 services21 patients

Complicated repair of wound of scalp, arms, or legs, 2.6-7.5 cm 13121

This is a procedure to repair a complex wound on your scalp, arm, or leg that is 2.6-7.5 cm long. It involves cleaning, removing damaged tissue, and stitching the wound to promote healing. It's performed under local or general anesthesia.

17 services14 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.

17 services17 patients

Injection, fluorouracil, 500 mg J9190

Fluorouracil is a chemotherapy drug, given as an injection to treat various types of cancer. The 500 mg dose helps to stop cancer cells from growing and multiplying. You might feel some side effects, but these are typically manageable.

17 services13 patients

Repair of wound of forehead, cheeks, chin, mouth, neck, underarms, genitals, hands, or feet by transferring skin, 10.1-30.0 sq cm 14041

This procedure involves repairing a wound on specified body areas by transferring skin from another part of the body. The transferred skin, measuring between 10.1 to 30.0 square cm, aids in healing the wound and restoring the skin's normal function.

16 services15 patients

Shaving of skin growth of body, arms, or legs, 0.6-1.0 cm 11301

This procedure involves the careful removal of a small skin growth on the body, arms, or legs. It's done by shaving off the growth that's 0.6-1.0 cm in size. It's a common, safe method to treat non-cancerous skin growths and improve skin appearance.

15 services11 patients

Repair of wound of eyelids, nose, ears, or lips by transferring skin, 10.1-30.0 sq cm 14061

This procedure involves repairing a wound on the eyelids, nose, ears, or lips by transferring skin from another part of the body. The size of the skin transferred will be between 10.1 to 30.0 square centimeters. It is performed to restore function and appearance.

15 services14 patients

Repair of wound by transferring skin, 30.1-60.0 sq cm 14301

This procedure involves repairing a wound by moving healthy skin from one area of the body to the wound site. The transferred skin, measuring between 30.1-60.0 square cm, aids in healing and reduces scarring.

15 services15 patients

Repair of wound of eyelids, nose, ears, or lips by transferring skin, 10.0 sq cm or less 14060

This procedure involves repairing a wound on the eyelids, nose, ears, or lips by moving a small piece of skin (10.0 sq cm or less) from one area to another. The goal is to heal the wound and restore the function and appearance of the affected area.

12 services12 patients

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 92835 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

$96.36 typical visit price

range $62.96 – $187.60

Typical copayment $24.09 (range $15.74 – $46.90)

Most-billed visit code 99203

Established Patient

$77.96 typical visit price

range $20.84 – $153.61

Typical copayment $19.49 (range $5.21 – $38.40)

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.

Other Providers at the Same Location NPPES 19

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

EUGENE BOSTON

Internal Medicine

2720 N HARBOR BLVD, SUITE 100
FULLERTON, CA 92835

Orange County (714) 449-6990

ST JUDE HOSPITAL YORBA LINDA

Family Medicine

2720 N HARBOR BLVD, SUITE 130
FULLERTON, CA 92835

Orange County (714) 449-6230

CHRISTINE HAE-JIN WON M.D.

Pediatrics

2720 N HARBOR BLVD, SUITE 220
FULLERTON, CA 92835

Orange County (714) 449-6990

ADVANCED SKINCARE, A PROFESSIONAL CORP.

Physician Assistant

2720 N HARBOR BLVD
FULLERTON, CA 92835

Orange County (714) 879-9936

JOEL TETZLAFF PA

Physician Assistant

2720 N HARBOR BLVD, SUITE 130
FULLERTON, CA 92835

Orange County (714) 449-6230

PENNY LANE MAKABENTA PA

Physician Assistant

2720 N HARBOR BLVD, SUITE 130
FULLERTON, CA 92835

Orange County (714) 449-6230

NEGEEN FARMAND PA

Physician Assistant

2720 N HARBOR BLVD, SUITE 130
FULLERTON, CA 92835

Orange County (714) 449-6230

DR. ROBERT ROSENBERG M.D.

Dermatology (MOHS-Micrographic Surgery)

2720 N HARBOR BLVD, SUITE 210
FULLERTON, CA 92835

Orange County (714) 626-6310

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 Khaled Hassan's NPI number?

The NPI number for Khaled Hassan is 1023272309. It was assigned to this individual provider in the NPPES registry on July 15, 2008.

Where is Khaled Hassan located?

Khaled Hassan practices at 2720 N Harbor Blvd Ste 220, Fullerton, CA 92835. The listed phone number is (714) 578-8527.

What is Khaled Hassan's specialty?

The primary specialty registered for this NPI is Dermatology, specializing in MOHS-Micrographic Surgery, with taxonomy code 207ND0101X.

Is Khaled Hassan enrolled in Medicare?

Yes. Khaled Hassan 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.

When was this NPI record last updated?

The NPPES record for Khaled Hassan was last updated on November 3, 2021. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 4 years 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.