Dr. Marcelle O. Mahan, MD
- Medicare services, 2024
- 2,663
- Medicare patients, 2024
- 517
- Part D claims, 2024
- 7,144
- Hospital affiliations
- 3
- Industry payments
- $932
- Practice address
- 200 W Center Street Promenade, Anaheim, CA 92805
- Practice phone
- Call (657) 640-8090
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Primary practice
Providence at Home With Compassus Home Health Orange County
Home Health Agency - Main Office · Anaheim, California
Find Dr. Mahan's professional email, personal email and mobile number
Dmand AI checks each channel through healthcare-specific waterfall enrichment. See what is on file with a free account, with practice phones, licenses and affiliations.
Dr. Marcelle O. Mahan is a general practice physician in Anaheim, California
Dr. Mahan practices at Providence at Home With Compassus Home Health Orange County in Anaheim, California.
Dr. Mahan's NPI, 1245292085, was assigned on April 5, 2006. Dr. Mahan graduated from Loma Linda University School Of Medicine in 1990. Dr. Mahan holds California license G078160.
- NPI
- 1245292085NPI Registry (opens in a new tab)
- Medicare PAC ID
- 6608824453
- NPI enumeration date
- April 5, 2006
- NPI status
- Active
- Accepts Medicare assignment
- Yes
- Offers telehealth
- Yes
- Practice phone
- (657) 640-8090
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- Sex
- Female
- Estimated age
- 62
- Medical school graduation
- 1990
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; Dmand AI Affiliation Data; and Doctors and Clinicians National Downloadable File (CMS)
Dr. Marcelle O. Mahan practices at Providence at Home With Compassus Home Health Orange County in Anaheim, California
Dr. Mahan's primary practice is Providence at Home With Compassus Home Health Orange County, at 200 W Center Street Promenade, Anaheim, CA 92805. The practice phone is (657) 640-8090.
- Providence at Home With Compassus Home Health Orange County200 W Center Street Promenade, Anaheim, CA 92805Phone(657) 640-8090
Source: Dmand AI Affiliation Data
Dr. Marcelle O. Mahan is affiliated with 7 sites of care and 1 medical group
Dr. Mahan's primary practice is Providence at Home With Compassus Home Health Orange County in Anaheim, California. Dr. Mahan is also affiliated with Providence Santa Rosa Memorial Hospital. The medical group on file is St. Jude Heritage Medical Group. Dmand AI also links Dr. Mahan to 2 more hospitals, 1 physician office, 1 home health agency and 1 hospice, each named with a free account. Dr. Mahan's employer is on file too: a home health agency.
Sources: Dmand AI Affiliation Data; and Dmand AI Org Hierarchy Data
Dmand AI tracks the EHR system at Dr. Marcelle O. Mahan's practice
Dmand AI tracks the electronic health record (EHR) system at each site where Dr. Mahan practices, 7 sites in all. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| Providence at Home With Compassus Home Health Orange County | Available with a free account |
| +6 more affiliated sites | Available with a free account |
Source: Dmand AI Technology Install Data
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Dr. Marcelle O. Mahan is one of 1,526 general practice physicians in California
General practice is Dr. Mahan's primary specialty in the NPI Registry, under taxonomy code 208D00000X. Dr. Mahan is licensed in California.
Specialties and state licenses
- General practice, CaliforniaPrimary
Clinical focus
Dmand AI lists acid reflux, acute gastroduodenitis, acute sinusitis, acute skin infection, adjustment disease, alzheimer's disease, aneurysm and anxiety among the conditions Dr. Mahan treats.
General practice physicians near Dr. Mahan
Counts of general practice 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. Marcelle O. Mahan billed Medicare for 2,663 services in 2024
CMS data shows 2,663 Medicare services from Dr. Mahan across 20 procedure codes in 2024, for 517 Medicare patients. Medicare paid $174,201 for them. Every service was in an office.
Dr. Mahan's Medicare services by type, 2023 to 2024
- 2023
- 2024
- Office and hospital visits
- 2023: 1,6262024: 1,46910%
- Other services
- 2023: 3602024: 875143%
- Lab and pathology
- 2023: 02024: 131
- Tests and treatments
- 2023: 2022024: 11742%
- Surgery
- 2023: 742024: 714%
- Drugs given in the office
- 2023: 242024: 0100%
Dr. Mahan compared with the California median for general practice physicians, 2024
- Dr. Mahan
- California median
- Medicare services
- 2,663vs 26210.2 times
- Medicare patients
- 517vs 1363.8 times
- Part D claims
- 6,422vs 19233.4 times
Medians across 1,114 general practice physicians in California with Dmand AI profiles that report each measure.
Dr. Mahan'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. Mahan and other general practice physicians in California.
Sources: Medicare Physician & Other Practitioners - by Provider and Service (CMS), 2024 data; and Dmand AI Peer Benchmarks
Dr. Marcelle O. Mahan treated 517 Medicare patients in 2024, average age 75
CMS counts 517 Medicare patients who saw Dr. Mahan in 2024. The largest group is 65 to 74, with 227 patients. 64% of them have high cholesterol, and 61% have high blood pressure. 8% are also on Medicaid. Their average risk score is 1.00, where 1.00 is the Medicare average.
Across all payers, Dmand AI patient panel data puts Dr. Mahan's median patient age at 72, with 72% women.
Dr. Mahan's Medicare patients by age, 2024
Dr. Mahan's Medicare patients by sex, 2024
- Women32763%
- Men19037%
Chronic conditions among Dr. Mahan's Medicare patients, 2024
- High cholesterol64%
- High blood pressure61%
- Arthritis44%
- Diabetes23%
- Anxiety21%
- Mood disorders21%
- Atrial fibrillation19%
- Depression19%
Share of Medicare patients with each condition. A patient can have several.
Dr. Mahan's patients across all payers
Dmand AI patient panel data covers Medicare, Medicaid and commercial patients.
Patient panel by age, all payers
Median age 72
Patient panel by sex, all payers
- Women72%
- Men28%
Sources: Dmand AI Patient Panel Data; and Medicare Physician & Other Practitioners - by Provider (CMS), 2024 data
Dr. Marcelle O. Mahan wrote 7,144 Medicare Part D claims in 2024
In 2024, Dr. Mahan wrote 7,144 Medicare Part D claims for 535 patients. 87% of them were for generic drugs. CMS names the drug for 6,422 of them, across 132 drugs with 11 or more claims each, at $550,075 in total drug cost. In 2023, CMS named 5,855 claims across 129 drugs.
Dr. Mahan's Part D claims by kind of drug, 2024
- Generic6,223 claims87%
- Brand-name883 claims12%
- Other38 claims1%
Dr. Mahan'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. Mahan's Part D claims, 2024
- Opioids6%444 of 7,144 claims
- Antibiotics2%169 of 7,144 claims
- Antipsychotics, patients 65 and over1%59 of 7,144 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: 5,8552024: 6,42210%
Drugs named by CMS: 132 in 2024, 129 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. Marcelle O. Mahan ranks in the 70th percentile for removal of skin lesions in Medicare
Dr. Mahan accepts Medicare assignment, so Medicare's approved amount is taken as full payment. CMS lists Dr. Mahan as offering telehealth. CMS counts 38 procedures of removal of skin lesions by Dr. Mahan, more than 70% of the clinicians it reports for that procedure.
- Accepts Medicare assignment
- Yes
- Offers telehealth
- Yes
Where Dr. Mahan ranks in Medicare procedure volume
- Removal of skin lesions
- 70th percentile38 procedures
- Removal or shaving of skin growth
- 66th percentile13 procedures
CMS ranks each clinician against every clinician it reports for the same procedure category.
Removal of tissue: 1 to 10 procedures (CMS shows small counts as a range)
Skin biopsy: 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. Marcelle O. Mahan received $932 in industry payments from 2016 to 2024
CMS Open Payments shows 34 general payments to Dr. Mahan from 12 drug and device companies from 2016 to 2024. Food and beverage make up the largest share, 100% of the total. Pfizer Inc. paid the most, $430.
General payments to Dr. Mahan by program year, 2016 to 2024
Companies that paid Dr. Mahan the most, 2016 to 2024
Share is of all general payments to this clinician.
Source: Open Payments (CMS), 2025 data, released July 7, 2026
Dr. Marcelle O. Mahan has 1 award and honors on record
Dmand AI lists 1 award for Dr. Mahan, most recently CMS Stage 1 2012 in 2012.
Awards and honors for Dr. Mahan
- 2012
- CMS Stage 1 2012
Source: Dmand AI Professional Profile Data
Dr. Marcelle O. Mahan graduated from Loma Linda University School Of Medicine
Dr. Mahan graduated from Loma Linda University School Of Medicine in 1990.
- Medical school
Source: Dmand AI Professional Profile Data
Dr. Marcelle O. Mahan accepts plans from 12 insurance carriers
Dr. Mahan is in network with 12 carriers, including Aetna, Elevance and Blue Cross Blue Shield of Michigan. Medicare plans come from the most carriers, 8. Check the plan with the practice before a visit.
- Aetna
- Elevance
- Blue Cross Blue Shield of Michigan
- United Healthcare
- HCSC
- Blue Cross Blue Shield of Massachusetts
- Regence Health Plans
- Alliant Health Plans
- +4 more carriersWith a free account
Plan types Dr. Mahan accepts, by number of carriers
- Medicare8
- PPO8
- HMO6
- EPO4
- POS4
Source: Dmand AI Insurance Network Data
Sources for Dr. Marcelle O. Mahan'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 | Dmand AI Affiliation Data |
| Primary practice, affiliations and health system | Dmand AI Affiliation DataDmand AI Org Hierarchy 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) |
| Industry payments | Open Payments (CMS) (opens in a new tab) |
| Awards and committee roles | Dmand AI Professional Profile Data |
| 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. Marcelle O. Mahan
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. Marcelle O. Mahan's NPI number?
Dr. Marcelle O. Mahan's NPI number is 1245292085. It was assigned on April 5, 2006, and it is active in the NPI Registry.
What kind of doctor is Dr. Marcelle O. Mahan?
Dr. Marcelle O. Mahan is a general practice physician in Anaheim, California. The primary specialty in the NPI Registry is General Practice Physician (taxonomy code 208D00000X).
Where does Dr. Marcelle O. Mahan practice?
Dr. Mahan practices at 200 W Center Street Promenade, Anaheim, CA 92805. Dr. Mahan's primary practice is Providence at Home With Compassus Home Health Orange County in Anaheim, California. Dmand AI also links Dr. Mahan to 2 hospitals, 1 physician office, 1 home health agency and 1 hospice.
What is Dr. Marcelle O. Mahan's office phone number?
The practice phone on file for Dr. Mahan is (657) 640-8090.
What is Dr. Marcelle O. Mahan's medical license number?
Dr. Mahan holds California license G078160.
Which hospitals is Dr. Marcelle O. Mahan affiliated with?
Dr. Mahan is affiliated with Providence Santa Rosa Memorial Hospital. Dmand AI links Dr. Mahan to 2 more hospitals.
What medical group is Dr. Marcelle O. Mahan part of?
Dr. Mahan is linked to St. Jude Heritage Medical Group.
Does Dr. Marcelle O. Mahan accept Medicare?
Yes. CMS data shows Dr. Mahan billed Medicare for 2,663 services in 2024, and Dr. Mahan accepts Medicare assignment.
Does Dr. Marcelle O. Mahan offer telehealth?
Yes. The CMS Doctors and Clinicians file lists Dr. Mahan as offering telehealth services.
How many Medicare patients does Dr. Marcelle O. Mahan see?
CMS counts 517 Medicare patients who saw Dr. Mahan in 2024, with an average age of 75.
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What services does Dr. Marcelle O. Mahan bill to Medicare?
In 2024, Dr. Mahan's most billed Medicare services were office visit, established patient (99214), medicare service (G2211) and office visit, established patient (99213).
Where did Dr. Marcelle O. Mahan go to medical school?
Dr. Mahan graduated from Loma Linda University School Of Medicine in 1990.
What drugs does Dr. Marcelle O. Mahan prescribe most?
In 2024 Medicare Part D data, Dr. Mahan's most prescribed drugs by claims were Atorvastatin Calcium, Losartan Potassium and Levothyroxine Sodium.
Has Dr. Marcelle O. Mahan received payments from drug or device companies?
CMS Open Payments shows $932 in general payments to Dr. Mahan from 12 companies from 2016 to 2024. The largest total came from Pfizer Inc.
How long has Dr. Marcelle O. Mahan been practicing?
Dr. Mahan graduated from medical school in 1990, 36 years ago.
What insurance does Dr. Marcelle O. Mahan accept?
Dr. Mahan is in network with 12 carriers, including Aetna, Elevance and Blue Cross Blue Shield of Michigan. Medicare plans come from the most carriers, 8. Check the plan with the practice before a visit.
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