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Dr. Khaled Mahmoud Hassan, MD
NPI1023272309PAC ID5698939189
- Medicare services, 2024
- 2,669
- Medicare patients, 2024
- 416
- Part D claims, 2024
- 1,196
- Publications
- 2
- Hospital affiliations
- 1
- Practice address
- 2141 N Harbor Blvd, Fullerton, CA 92835
- Practice phone
- Call (714) 449-4900
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Primary practice
Providence Medical Foundation
Fullerton, California
Find Dr. Hassan's professional email, personal email and mobile number
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Dr. Khaled Mahmoud Hassan is a mohs-micrographic surgery physician in Fullerton, California
Dr. Hassan practices at Providence Medical Foundation in Fullerton, California.
Dr. Hassan's NPI, 1023272309, was assigned on July 15, 2008. Dr. Hassan graduated from Duke University School Of Medicine in 2008. Dr. Hassan's California license number on file is A111137.
NPI and contact details
- NPI
- 1023272309NPI Registry (opens in a new tab)
- Medicare PAC ID
- 5698939189
- NPI enumeration date
- July 15, 2008
- NPI status
- Active
- Accepts Medicare assignment
- Yes
- Practice phone
- (714) 449-4900
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- Sex
- Male
- Estimated age
- 44
- Medical school graduation
- 2008
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; Dmand AI Practice Data; and Doctors and Clinicians National Downloadable File (CMS)
Dr. Khaled Mahmoud Hassan practices at Providence Medical Foundation in Fullerton, California
Dr. Hassan's primary practice is Providence Medical Foundation, at 2141 N Harbor Blvd, Fullerton, CA 92835 in Orange County. The practice phone is (714) 449-4900.
- Providence Medical Foundation2141 N Harbor Blvd, Fullerton, CA 92835 · Orange CountyPhone(714) 449-4900
Sources: NPPES NPI Registry (CMS); and Dmand AI Practice Data
Dr. Khaled Mahmoud Hassan is affiliated with 3 sites of care and 1 medical group
Dr. Hassan's primary practice is Providence Medical Foundation in Fullerton, California. Dr. Hassan is also affiliated with Providence St. Jude Medical Center. The medical group on file is St. Jude Heritage Medical Group. Dmand AI also links Dr. Hassan to 1 more group practice or clinic, named with a free account.
Providence Medical FoundationPrimary
Sources: NPPES NPI Registry (CMS); Dmand AI Practice Data; and Dmand AI Affiliation Data
Dmand AI tracks the EHR system at Dr. Khaled Mahmoud Hassan's practice
Dmand AI tracks the electronic health record (EHR) system at each site where Dr. Hassan practices, 2 sites in all. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| Providence Medical Foundation | Available with a free account |
| +2 more affiliated sites | Available with a free account |
Source: Dmand AI Technology Install Data
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See the EHR and IT leaders at every site where Dr. Hassan practices
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Dr. Khaled Mahmoud Hassan is one of 156 mohs-micrographic surgery physicians in California
Mohs-micrographic surgery is Dr. Hassan's primary specialty in the NPI Registry, under taxonomy code 207ND0101X. Dr. Hassan is board certified in dermatology by the American Board of Dermatology. Dmand AI has Dr. Hassan's licenses on file in 2 states: California and Pennsylvania.
Specialties and state licenses
- Mohs-micrographic surgery, CaliforniaPrimary
- Pennsylvania license
Clinical focus
Dmand AI lists benign or precancerous skin growths, cancerous skin growth removal, contact dermatitis, itchy rashes, psoriasis, rash, scalp rash and skin discoloration among the conditions Dr. Hassan treats.
Mohs-micrographic surgery physicians near Dr. Hassan
Counts of mohs-micrographic surgery physicians with a Dmand AI profile, by place and practice. Each opens the list.
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; and Dmand AI Peer Benchmarks
Dr. Khaled Mahmoud Hassan billed Medicare for 2,669 services in 2024
CMS data shows 2,669 Medicare services from Dr. Hassan across 30 procedure codes in 2024, for 416 Medicare patients. Medicare paid $246,790 for them. Every service was in an office.
Medicare services, 20242,669
Medicare patients416
Paid by Medicare$246,790
Procedure codes30
Dr. Hassan's Medicare services by type, 2023 to 2024
- 2023
- 2024
- Surgery
- 2023: 1,9072024: 1,66113%
- Office and hospital visits
- 2023: 5452024: 47812%
- Lab and pathology
- 2023: 5922024: 44225%
- Drugs given in the office
- 2023: 902024: 7418%
- Other services
- 2023: 02024: 14
Dr. Hassan compared with the California median for mohs-micrographic surgery physicians, 2024
- Dr. Hassan
- California median
- Medicare services
- 2,669vs 2,645Close to median
- Medicare patients
- 416vs 52821% below
- Part D claims
- 1,088vs 2254.8 times
Medians across 153 mohs-micrographic surgery physicians in California with Dmand AI profiles that report each measure.
Dr. Hassan's most billed Medicare procedure codes, 2024
CMS publishes codes billed for 11 or more Medicare patients. Each label is the code family; CPT descriptions are licensed by the AMA.
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Medicare shows one payer. Book a meeting to get commercial claims data for Dr. Hassan and other mohs-micrographic surgery physicians in California.
Sources: Medicare Physician & Other Practitioners - by Provider and Service (CMS), 2024 data; and Dmand AI Peer Benchmarks
Dr. Khaled Mahmoud Hassan treated 416 Medicare patients in 2024, average age 77
CMS counts 416 Medicare patients who saw Dr. Hassan in 2024. The largest group is 75 to 84, with 165 patients. 75% of them have high cholesterol, and 72% have high blood pressure. 7% are also on Medicaid. Their average risk score is 1.32, where 1.00 is the Medicare average.
Across all payers, Dmand AI patient panel data puts Dr. Hassan's median patient age at 74, with 41% women.
Medicare patients, 2024416
Average age77
Average risk score1.32
Also on Medicaid7%
Dr. Hassan's Medicare patients by age, 2024
Dr. Hassan's Medicare patients by sex, 2024
- Women16740%
- Men24960%
Chronic conditions among Dr. Hassan's Medicare patients, 2024
- High cholesterol75%
- High blood pressure72%
- Arthritis44%
- Diabetes27%
- Chronic kidney disease24%
- Cancer22%
- Ischemic heart disease21%
- Osteoporosis21%
Share of Medicare patients with each condition. A patient can have several.
Dr. Hassan's patients across all payers
Dmand AI patient panel data covers Medicare, Medicaid and commercial patients.
Patient panel by age, all payers
Median age 74
Patient panel by sex, all payers
- Women41%
- Men58%
Sources: Dmand AI Patient Panel Data; and Medicare Physician & Other Practitioners - by Provider (CMS), 2024 data
Dr. Khaled Mahmoud Hassan wrote 1,196 Medicare Part D claims in 2024
In 2024, Dr. Hassan wrote 1,196 Medicare Part D claims for 590 patients. 99% of them were for generic drugs. CMS names the drug for 1,088 of them, across 15 drugs with 11 or more claims each, at $14,480 in total drug cost. In 2023, CMS named 1,064 claims across 16 drugs.
Part D claims, 20241,196
Drugs named by CMS15
Total drug cost$14,480
Part D patients590
Dr. Hassan's Part D claims by kind of drug, 2024
- Generic1,182 claims99%
- Brand-name14 claims1%
Dr. Hassan's most prescribed drugs by claims, 2024
CMS names a drug when it has 11 or more claims. Share is of the claims for drugs CMS names.
Drug classes CMS tracks in Dr. Hassan's Part D claims, 2024
- Opioids5%62 of 1,196 claims
- Antibiotics52%616 of 1,196 claims
Share of all Part D claims for each drug class CMS reports on. Classes with no claims are left out.
Part D claims for drugs CMS names, 2023 to 2024
- 2023
- 2024
- Claims for drugs CMS names
- 2023: 1,0642024: 1,0882%
Drugs named by CMS: 15 in 2024, 16 in 2023.
Sources: Medicare Part D Prescribers - by Provider and Drug (CMS), 2024 data, released May 6, 2026; and Medicare Part D Prescribers - by Provider (CMS), 2024 data
Dr. Khaled Mahmoud Hassan ranks in the 93rd percentile for melanoma (skin cancer) excision in Medicare
Dr. Hassan accepts Medicare assignment, so Medicare's approved amount is taken as full payment. CMS counts 104 procedures of melanoma (skin cancer) excision by Dr. Hassan, more than 93% of the clinicians it reports for that procedure.
- Accepts Medicare assignment
- Yes
Where Dr. Hassan ranks in Medicare procedure volume
- Removal of skin lesions
- 88th percentile606 procedures
- Removal of skin cancer
- 48th percentile352 procedures
- Skin biopsy
- 88th percentile253 procedures
- Melanoma (skin cancer) excision
- 93rd percentile104 procedures
- Removal or shaving of skin growth
- 75th percentile30 procedures
CMS ranks each clinician against every clinician it reports for the same procedure category.
Removal of nail tissue: 1 to 10 procedures (CMS shows small counts as a range)
Removal of tissue: 1 to 10 procedures (CMS shows small counts as a range)
Sources: Doctors and Clinicians National Downloadable File (CMS); and Doctors and Clinicians Utilization Data (CMS)
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Dr. Khaled Mahmoud Hassan has 2 publications on record
Dmand AI links 2 papers to Dr. Hassan.
Papers2
Recent publications by Dr. Hassan
See who Dr. Hassan researches with
Physician Network Discovery turns co-authorship, shared hospitals and shared groups into a map of who Dr. Hassan works with, so you can find a warm path to the right mohs-micrographic surgery physicians.
Sources: PubMed (National Library of Medicine); and Dmand AI Research Linkage
Dr. Khaled Mahmoud Hassan received $6,471 in industry payments from 2016 to 2025
CMS Open Payments shows 313 general payments to Dr. Hassan from 25 drug and device companies from 2016 to 2025. Food and beverage make up the largest share, 99% of the total. Regeneron Pharmaceuticals, Inc. paid the most, $942.
General payments to Dr. Hassan by program year, 2016 to 2025
General payments to Dr. Hassan by kind, 2016 to 2025
$6.5Kin total
- Food and beverage$6,40099%
- Education$701%
Companies that paid Dr. Hassan the most, 2016 to 2025
Share is of all general payments to this clinician.
Source: Open Payments (CMS), 2025 data, released July 7, 2026
Dr. Khaled Mahmoud Hassan graduated from Duke University School Of Medicine
Dr. Hassan graduated from Duke University School Of Medicine in 2008.
- Medical school
- Board certified in dermatology
- Board certified in dermatopathology
- Board certified in micrographic dermatologic surgery
Source: Dmand AI Professional Profile Data
Dr. Khaled Mahmoud Hassan accepts plans from 13 insurance carriers
Dr. Hassan is in network with 13 carriers, including Aetna, Blue Cross Blue Shield of Michigan and United Healthcare. PPO plans come from the most carriers, 9. Check the plan with the practice before a visit.
- Aetna
- Blue Cross Blue Shield of Michigan
- United Healthcare
- Elevance
- HCSC
- Blue Cross Blue Shield of Massachusetts
- Regence Health Plans
- Alliant Health Plans
- +5 more carriersWith a free account
Plan types Dr. Hassan accepts, by number of carriers
- PPO9
- Medicare7
- HMO6
- EPO4
- POS3
Source: Dmand AI Insurance Network Data
Sources for Dr. Khaled Mahmoud Hassan's profile data
| Data on this page | Source |
|---|---|
| NPI, name, sex, specialty and licenses | NPPES NPI Registry (CMS) (opens in a new tab)Dmand AI Professional Profile Data |
| Practice locations and phone | NPPES NPI Registry (CMS) (opens in a new tab)Dmand AI Practice Data |
| Primary practice, affiliations and health system | NPPES NPI Registry (CMS) (opens in a new tab)Dmand AI Practice DataDmand AI Affiliation Data |
| Medicare services and procedure codes | Medicare Physician & Other Practitioners - by Provider and Service (CMS) (opens in a new tab) |
| State medians for the same specialty | Dmand AI Peer Benchmarks |
| Medicare patients and the all-payer patient panel | Dmand AI Patient Panel DataMedicare Physician & Other Practitioners - by Provider (CMS) (opens in a new tab) |
| Part D prescribing | Medicare Part D Prescribers - by Provider and Drug (CMS) (opens in a new tab)Medicare Part D Prescribers - by Provider (CMS) (opens in a new tab) |
| MIPS scores, telehealth, assignment and procedure percentiles | Doctors and Clinicians National Downloadable File (CMS) (opens in a new tab)Doctors and Clinicians Utilization Data (CMS) (opens in a new tab) |
| Publications, topics and co-authors | PubMed (National Library of Medicine) (opens in a new tab)Dmand AI Research Linkage |
| Industry payments | Open Payments (CMS) (opens in a new tab) |
| Training, board certification and memberships | Dmand AI Professional Profile Data |
| Insurance carriers and plan types | Dmand AI Insurance Network Data |
| EHR at each practice site | Dmand AI Technology Install Data |
| Similar physicians | Dmand AI Affiliation Data |
Data last refreshed October 2026Report an inaccuracyRemove my information
FAQ
Frequently asked questions about Dr. Khaled Mahmoud Hassan
Spotted something out of date? Email hello@dmand.ai and we will check the record. Contact details live in the free trial.
What is Dr. Khaled Mahmoud Hassan's NPI number?
Dr. Khaled Mahmoud Hassan's NPI number is 1023272309. It was assigned on July 15, 2008, and it is active in the NPI Registry.
What kind of doctor is Dr. Khaled Mahmoud Hassan?
Dr. Khaled Mahmoud Hassan is a mohs-micrographic surgery physician in Fullerton, California. The primary specialty in the NPI Registry is MOHS-Micrographic Surgery Physician (taxonomy code 207ND0101X).
Where does Dr. Khaled Mahmoud Hassan practice?
Dr. Hassan practices at 2141 N Harbor Blvd, Fullerton, CA 92835. Dr. Hassan's primary practice is Providence Medical Foundation in Fullerton, California. Dmand AI also links Dr. Hassan to 1 group practice or clinic.
What is Dr. Khaled Mahmoud Hassan's office phone number?
The practice phone on file for Dr. Hassan is (714) 449-4900.
What is Dr. Khaled Mahmoud Hassan's medical license number?
Dr. Hassan's California license number on file is A111137, one of the licenses on file in 2 states.
Which states has Dr. Khaled Mahmoud Hassan been licensed in?
Dmand AI has state licenses on file for Dr. Hassan in California (2010 to 2025) and Pennsylvania (2012 to 2014).
Which hospitals is Dr. Khaled Mahmoud Hassan affiliated with?
Dr. Hassan is affiliated with Providence St. Jude Medical Center.
What medical group is Dr. Khaled Mahmoud Hassan part of?
Dr. Hassan is linked to St. Jude Heritage Medical Group.
Does Dr. Khaled Mahmoud Hassan accept Medicare?
Yes. CMS data shows Dr. Hassan billed Medicare for 2,669 services in 2024, and Dr. Hassan accepts Medicare assignment.
How many Medicare patients does Dr. Khaled Mahmoud Hassan see?
CMS counts 416 Medicare patients who saw Dr. Hassan in 2024, with an average age of 77.
Show 8 more questionsShow fewer questions
Is Dr. Khaled Mahmoud Hassan board certified?
Yes. Dr. Hassan is board certified in dermatology by the American Board of Dermatology.
What services does Dr. Khaled Mahmoud Hassan bill to Medicare?
In 2024, Dr. Hassan's most billed Medicare services were surgery: skin and soft tissue (17003), lab and pathology test (88305) and office visit, established patient (99213).
Where did Dr. Khaled Mahmoud Hassan go to medical school?
Dr. Hassan graduated from Duke University School Of Medicine in 2008.
What drugs does Dr. Khaled Mahmoud Hassan prescribe most?
In 2024 Medicare Part D data, Dr. Hassan's most prescribed drugs by claims were Cephalexin, Doxycycline Hyclate and Ketoconazole.
Has Dr. Khaled Mahmoud Hassan received payments from drug or device companies?
CMS Open Payments shows $6,471 in general payments to Dr. Hassan from 25 companies from 2016 to 2025. The largest total came from Regeneron Pharmaceuticals, Inc.
How long has Dr. Khaled Mahmoud Hassan been practicing?
Dr. Hassan graduated from medical school in 2008, 18 years ago.
Does Dr. Khaled Mahmoud Hassan do research?
Dmand AI links 2 publications to Dr. Hassan.
What insurance does Dr. Khaled Mahmoud Hassan accept?
Dr. Hassan is in network with 13 carriers, including Aetna, Blue Cross Blue Shield of Michigan and United Healthcare. PPO plans come from the most carriers, 9. Check the plan with the practice before a visit.
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