Dr. Christopher Joseph Edward Harper, MD
- Medicare services, 2024
- 964
- Medicare patients, 2024
- 283
- Part D claims, 2024
- 1,248
- MIPS score, 2024
- 78
- Industry payments
- $9,102
- Practice address
- 160 E Artesia St, Pomona, CA 91767
- Practice phone
- Call (909) 865-1020
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Primary practice
Chaparral Medical Group Inc
Pomona, California
Find Dr. Harper's professional email, personal email and mobile number
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Dr. Christopher Joseph Edward Harper is a dermatologist in Pomona, California
Dr. Harper practices at Chaparral Medical Group Inc in Pomona, California.
Dr. Harper's NPI, 1013150630, was assigned on April 13, 2009. Dr. Harper holds California license A137455.
- NPI
- 1013150630NPI Registry (opens in a new tab)
- Medicare PAC ID
- 8527209923
- NPI enumeration date
- April 13, 2009
- NPI status
- Active
- Accepts Medicare assignment
- Yes
- Practice phone
- (909) 865-1020
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- Sex
- Male
- Estimated age
- 45
- Medical school graduation
- 2007
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; Dmand AI Practice Data; and Doctors and Clinicians National Downloadable File (CMS)
Dr. Christopher Joseph Edward Harper practices at Chaparral Medical Group Inc in Pomona, California
Dr. Harper's primary practice is Chaparral Medical Group Inc, at 160 E Artesia St, Pomona, CA 91767 in Los Angeles County. The practice phone is (909) 865-1020.
- Chaparral Medical Group Inc160 E Artesia St, Pomona, CA 91767 · Los Angeles CountyPhone(909) 865-1020
Sources: NPPES NPI Registry (CMS); and Dmand AI Practice Data
Dr. Christopher Joseph Edward Harper is affiliated with 3 sites of care and 2 medical groups
Dr. Harper's primary practice is Chaparral Medical Group Inc in Pomona, California. The medical group on file is Chaparral Medical Group. Dmand AI also links Dr. Harper to 2 more group practices and clinics and 1 medical group, each named with a free account.
Sources: NPPES NPI Registry (CMS); Dmand AI Practice Data; and Dmand AI Affiliation Data
Dmand AI tracks the EHR system at Dr. Christopher Joseph Edward Harper's practice
Dmand AI tracks the electronic health record (EHR) system at each site where Dr. Harper practices, 2 sites in all. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| Chaparral Medical Group Inc | Available with a free account |
| +2 more sites and 1 medical group | Available with a free account |
Source: Dmand AI Technology Install Data
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Dr. Christopher Joseph Edward Harper is one of 1,910 dermatologists in California
Dermatology is Dr. Harper's primary specialty in the NPI Registry, under taxonomy code 207N00000X. Dmand AI has Dr. Harper's licenses on file in 2 states: California and New York.
Specialties and state licenses
- Dermatology, CaliforniaPrimary
- Family medicine, New York
Dermatologists near Dr. Harper
Counts of dermatologists 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. Christopher Joseph Edward Harper billed Medicare for 964 services in 2024
CMS data shows 964 Medicare services from Dr. Harper across 11 procedure codes in 2024, for 283 Medicare patients. Medicare paid $85,665 for them. Every service was in an office.
Dr. Harper's Medicare services by type, 2023 to 2024
- 2023
- 2024
- Office and hospital visits
- 2023: 6122024: 53013%
- Surgery
- 2023: 4762024: 41513%
- Drugs given in the office
- 2023: 232024: 1917%
Dr. Harper compared with the California median for dermatologists, 2024
- Dr. Harper
- California median
- Medicare services
- 964vs 1,75045% below
- Medicare patients
- 283vs 37725% below
- Part D claims
- 1,094vs 3673.0 times
Medians across 1,831 dermatologists in California with Dmand AI profiles that report each measure.
Dr. Harper'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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Sources: Medicare Physician & Other Practitioners - by Provider and Service (CMS), 2024 data; and Dmand AI Peer Benchmarks
Dr. Christopher Joseph Edward Harper treated 283 Medicare patients in 2024, average age 72
CMS counts 283 Medicare patients who saw Dr. Harper in 2024. The largest group is 65 to 74, with 142 patients. 75% of them have high cholesterol, and 73% have high blood pressure. 35% are also on Medicaid. Their average risk score is 1.26, where 1.00 is the Medicare average.
Across all payers, Dmand AI patient panel data puts Dr. Harper's median patient age at 63, with 56% women.
Dr. Harper's Medicare patients by age, 2024
Dr. Harper's Medicare patients by sex, 2024
- Women13849%
- Men14551%
Chronic conditions among Dr. Harper's Medicare patients, 2024
- High cholesterol75%
- High blood pressure73%
- Arthritis48%
- Diabetes40%
- Chronic kidney disease24%
- Ischemic heart disease23%
- Mood disorders22%
- Anxiety19%
Share of Medicare patients with each condition. A patient can have several.
Dr. Harper's patients across all payers
Dmand AI patient panel data covers Medicare, Medicaid and commercial patients.
Patient panel by age, all payers
Median age 63
Patient panel by sex, all payers
- Women56%
- Men43%
Sources: Dmand AI Patient Panel Data; and Medicare Physician & Other Practitioners - by Provider (CMS), 2024 data
Dr. Christopher Joseph Edward Harper wrote 1,248 Medicare Part D claims in 2024
In 2024, Dr. Harper wrote 1,248 Medicare Part D claims for 531 patients. 93% of them were for generic drugs. CMS names the drug for 1,094 of them, across 19 drugs with 11 or more claims each, at $411,744 in total drug cost. In 2023, CMS named 1,151 claims across 19 drugs.
Dr. Harper's Part D claims by kind of drug, 2024
- Generic1,164 claims93%
- Brand-name84 claims7%
Dr. Harper'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. Harper's Part D claims, 2024
- Antibiotics7%91 of 1,248 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: 1,1512024: 1,0945%
Drugs named by CMS: 19 in 2024, 19 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. Christopher Joseph Edward Harper scored 78 out of 100 in Medicare's MIPS program for 2024
CMS publishes a Merit-based Incentive Payment System (MIPS) score of 78 out of 100 for Dr. Harper for performance year 2024, reported as part of a group. Dr. Harper accepts Medicare assignment, so Medicare's approved amount is taken as full payment. CMS counts 316 procedures of removal of skin lesions by Dr. Harper, more than 82% of the clinicians it reports for that procedure.
- Accepts Medicare assignment
- Yes
Dr. Harper's MIPS scores, performance year 2024
- 78of 100Final score
- 40.9of 100Quality
- 75of 100Promoting Interoperability
- 40of 100Improvement Activities
- 75of 100Cost
Each score is out of 100. The final score weighs the categories CMS scored for this clinician.
Where Dr. Harper ranks in Medicare procedure volume
- Removal of skin lesions
- 82nd percentile316 procedures
- Skin biopsy
- 79th percentile132 procedures
- Melanoma (skin cancer) excision
- 75th percentile21 procedures
CMS ranks each clinician against every clinician it reports for the same procedure category.
Removal or shaving of skin growth: 1 to 10 procedures (CMS shows small counts as a range)
Sources: Doctors and Clinicians National Downloadable File (CMS); Clinician Public Reporting: Overall MIPS Performance (CMS), 2024 data, released September 10, 2026; and Doctors and Clinicians Utilization Data (CMS)
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Dr. Christopher Joseph Edward Harper received $9,102 in industry payments from 2016 to 2025
CMS Open Payments shows 465 general payments to Dr. Harper from 30 drug and device companies from 2016 to 2025. Food and beverage make up the largest share, 98% of the total. Sanofi and Genzyme US Companies paid the most, $1,839.
General payments to Dr. Harper by program year, 2016 to 2025
General payments to Dr. Harper by kind, 2016 to 2025
- Food and beverage$8,92698%
- Education$1762%
Companies that paid Dr. Harper the most, 2016 to 2025
Share is of all general payments to this clinician.
Source: Open Payments (CMS), 2025 data, released July 7, 2026
Sources for Dr. Christopher Joseph Edward Harper's profile data
Data last refreshed October 2026Report an inaccuracyRemove my information
FAQ
Frequently asked questions about Dr. Christopher Joseph Edward Harper
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. Christopher Joseph Edward Harper's NPI number?
Dr. Christopher Joseph Edward Harper's NPI number is 1013150630. It was assigned on April 13, 2009, and it is active in the NPI Registry.
What kind of doctor is Dr. Christopher Joseph Edward Harper?
Dr. Christopher Joseph Edward Harper is a dermatologist in Pomona, California. The primary specialty in the NPI Registry is Dermatology Physician (taxonomy code 207N00000X).
Where does Dr. Christopher Joseph Edward Harper practice?
Dr. Harper practices at 160 E Artesia St, Pomona, CA 91767. Dr. Harper's primary practice is Chaparral Medical Group Inc in Pomona, California. Dmand AI also links Dr. Harper to 2 group practices and clinics and 1 medical group.
What is Dr. Christopher Joseph Edward Harper's office phone number?
The practice phone on file for Dr. Harper is (909) 865-1020.
What is Dr. Christopher Joseph Edward Harper's medical license number?
Dr. Harper holds California license A137455, one of the licenses on file in 2 states.
Which states has Dr. Christopher Joseph Edward Harper been licensed in?
Dmand AI has state licenses on file for Dr. Harper in California and New York.
What medical group is Dr. Christopher Joseph Edward Harper part of?
Dr. Harper is linked to Chaparral Medical Group. Dmand AI links Dr. Harper to 1 more medical group.
Does Dr. Christopher Joseph Edward Harper accept Medicare?
Yes. CMS data shows Dr. Harper billed Medicare for 964 services in 2024, and Dr. Harper accepts Medicare assignment.
What is Dr. Christopher Joseph Edward Harper's MIPS score?
Dr. Harper's MIPS final score for performance year 2024 is 78 out of 100, reported as part of a group.
How many Medicare patients does Dr. Christopher Joseph Edward Harper see?
CMS counts 283 Medicare patients who saw Dr. Harper in 2024, with an average age of 72.
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What services does Dr. Christopher Joseph Edward Harper bill to Medicare?
In 2024, Dr. Harper's most billed Medicare services were office visit, established patient (99214), surgery: skin and soft tissue (11102) and surgery: skin and soft tissue (17000).
What drugs does Dr. Christopher Joseph Edward Harper prescribe most?
In 2024 Medicare Part D data, Dr. Harper's most prescribed drugs by claims were Triamcinolone Acetonide, Ketoconazole and Clobetasol Propionate.
Has Dr. Christopher Joseph Edward Harper received payments from drug or device companies?
CMS Open Payments shows $9,102 in general payments to Dr. Harper from 30 companies from 2016 to 2025. The largest total came from Sanofi and Genzyme US Companies.
How long has Dr. Christopher Joseph Edward Harper been practicing?
Dr. Harper graduated from medical school in 2007, 19 years ago.
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