NPPES file of Aug 9, 2026

Khaled Mahmoud Hassan, M.D.

MOHS-Micrographic Surgery Physician · Fullerton, CA

Khaled Mahmoud Hassan, M.D. is a mohs-micrographic surgery physician with a practice address in Fullerton, California, and NPI 1023272309, issued on Jul 15, 2008. Check the license (California A111137, as entered in NPPES) on the Medical Board of California; the Medicare figures below come from public CMS files.

Record from CMS NPPES, file of Aug 9, 2026 · Medicare files 2024 · method · Verify with CMS →

NPPES recordNPPES file of Aug 9, 2026
1023272309
Name
Khaled Mahmoud Hassan
Credential
M.D.
Primary taxonomy
MOHS-Micrographic Surgery Physician 207ND0101X
License number
A111137 CA
Self-reported in NPPES; status is on the state search
Practice location
2720 N Harbor Blvd, Fullerton, CA 92835
Phone
(714) 578-8527
Enumerated
Jul 15, 2008
Record last updated
Nov 3, 2021 (not updated in 5 years: call before relying on the address or phone)
Fax
(714) 578-8570
Medicare enrollment
Enrolled (PECOS I20141028001601); accepts Medicare assignment
Medical or professional school
Duke University School Of Medicine, 2008
Entity
Type 1 · individual
Public record from CMS NPPES (open it on the CMS NPI Registry). Enrollment, assignment, school and telehealth: CMS Doctors and Clinicians file, Aug 2026. A record is not a license: verify it with the state board.
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8 nearest mohs-micrographic surgery physician records → All 164 in California → Look up another NPI →

Also registered at 2720 N Harbor Blvd

A shared address usually means a shared clinic or building; it does not show who employs whom.

  1. Jonathan Anderson, MDFamily Medicine Physician1588664916
  2. Eugene BostonInternal Medicine Physician1023019965
  3. Jason Cook, M.S., PA-CSurgical Physician Assistant1831227610
  4. Michelle Corcoran, NPNurse Practitioner1881802759
  5. Negeen Farmand, PAPhysician Assistant1255530168
  6. Michael Green, D.O.Family Medicine Physician1902944788

Verify Khaled Mahmoud Hassan in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersMedical Board of California
    Search for license A111137    Check the board
  3. 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
  4. 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
  5. 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
Open the California license search

PlainDoctor does not match the HHS-OIG exclusion list to individual records: most entries carry no NPI. Search the OIG exclusion list by name.

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2.1 times the Medicare Part D claims of the average mohs-micrographic surgery physician in 2024

1,196 Medicare Part D claims for 590 beneficiaries, against an average of 570 among the 1,396 providers of this specialty who prescribed in Part D. Brand-name drugs were 1% of claims. 62 claims were for opioids.

  1. Khaled Hassan1,196
  2. Specialty average570

Most prescribed

  1. Cephalexin442 claims
  2. Doxycycline Hyclate96 claims
  3. Ketoconazole85 claims
  4. Clobetasol Propionate80 claims
  5. Hydrocodone-Acetaminophen57 claims
  6. Fluocinonide55 claims

Source: CMS Medicare Part D Prescribers by Provider and Drug, 2024 (data.cms.gov). Part D covers prescriptions for Medicare patients only; drugs with fewer than 11 claims are not published.

Industry payments in 2024: $992.35

35 payments; by number, the most common kind was food and beverage; the largest payer was Abbvie Inc. The 1,074 providers of this specialty with any payment received $4,075.23 on average. Payments are reported by manufacturers, not by the provider, and are not a sign of wrongdoing.

  1. Khaled Hassan$992.35
  2. Specialty average$4,075.23

Source: CMS Open Payments, program year 2024 (openpaymentsdata.cms.gov); average among providers of this specialty with at least one payment.

Bills Medicare through one group practice

  1. Providence Medical FoundationFullerton, CA

Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).

Khaled Mahmoud Hassan among 164 mohs-micrographic surgery physician records in California

Khaled Mahmoud Hassan, M.D. is one of 164 mohs-micrographic surgery physician records with a practice address in California. 95% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2008, is newer than 59% of them.

  • NPI issued2008 · 59% of these records are older, 37% newer
  • In a Medicare fileYes · 95% of these records are
  • In the CMS Doctors and Clinicians fileYes · 87% of these records are
  • Graduated2008 · median 2004 among the 143 with a school on file
  • Record last updated2021 · 52% of these records were not updated in five years or more

Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 207ND0101X and a California practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).

MOHS-Micrographic Surgery Physician providers in California

There are 164 mohs-micrographic surgery physician records in California.

All 164 in California → Every provider in Fullerton → MOHS-Micrographic Surgery Physician nationwide →

The 8 mohs-micrographic surgery physician records with the nearest ZIP codes

  1. Julie Hodge, M.D.Fullerton, CA 928351629150396
  2. Robert Rosenberg, M.D.Fullerton, CA 928351265433072
  3. John Martinez, MDAnaheim, CA 928071891862785
  4. Brian Streams, MDAnaheim, CA 928071144397092
  5. Michael Mortazie, DOOrange, CA 928661457616914
  6. Kenneth Linden, MDOrange, CA 928681265584692
  7. Anjali Butani, MDTustin, CA 927801144373168
  8. Patrick Lee, M.D.Tustin, CA 927801679566335

Common questions

What is Khaled Mahmoud Hassan, M.D.'s NPI number?

Khaled Mahmoud Hassan, M.D.'s National Provider Identifier (NPI) is 1023272309, issued on Jul 15, 2008. An NPI identifies a provider in billing; it is not a license.

Where is Khaled Mahmoud Hassan, M.D. located?

The NPPES record lists a practice address at 2720 N Harbor Blvd, Fullerton, CA, 92835. Phone: (714) 578-8527. Providers update this record themselves, so call before visiting.

How can I verify Khaled Mahmoud Hassan, M.D.'s license?

NPPES lists California license number A111137, as entered by the provider. Search the Medical Board of California at https://www.mbc.ca.gov/License-Verification/default.aspx. The NPPES record confirms identity only; the state search shows license status, expiration and public orders.

How much does Khaled Mahmoud Hassan, M.D. prescribe under Medicare Part D?

In 2024, Khaled Mahmoud Hassan, M.D. had 1,196 Medicare Part D claims for 590 beneficiaries; the average among mohs-micrographic surgery physician prescribers was 570. Part D covers Medicare prescriptions only.

Source: CMS National Plan and Provider Enumeration System (NPPES), file of Aug 9, 2026 (NPPES files on CMS.gov); NUCC Health Care Provider Taxonomy. Medicare files from data.cms.gov. An NPI identifies who bills; it is not a license.

Written with AI tools from the named public files; every figure is computed from those files (how it is made).

Figures on PlainDoctor are read from the federal files each page names (CMS NPPES, Medicare Part D, MIPS, Open Payments; the HHS-OIG exclusion list only as counts) and from Census population estimates, with the file date shown beside them. See our editorial standards & corrections policy, the methodology behind these numbers, or report a data error. Data current as of Aug 9, 2026.