Dr. Stephen Erik Hemperly, DO
- Medicare services, 2024
- 2,265
- Medicare patients, 2024
- 387
- Part D claims, 2024
- 1,439
- MIPS score, 2024
- 85
- Industry payments
- $11,517
- Practice address
- 9095 Rio San Diego Dr, San Diego, CA 92108
- Practice phone
- Call (619) 819-4524
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Primary practice
Synergy Surgery Center of San Diego LLC
San Diego, California
Find Dr. Hemperly'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. Stephen Erik Hemperly is a dermatologist in San Diego, California
Dr. Hemperly practices at Synergy Surgery Center of San Diego LLC in San Diego, California.
Dr. Hemperly's NPI, 1013277045, was assigned on May 24, 2012. Dr. Hemperly graduated from Lake Erie College of Osteopathic Medicine, Erie in 2012. Dr. Hemperly holds California license 14658.
- NPI
- 1013277045NPI Registry (opens in a new tab)
- Medicare PAC ID
- 5698912707
- NPI enumeration date
- May 24, 2012
- NPI status
- Active
- Accepts Medicare assignment
- Yes
- Practice phone
- (619) 819-4524
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- Sex
- Male
- Estimated age
- 40
- Medical school graduation
- 2012
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; Dmand AI Practice Data; and Doctors and Clinicians National Downloadable File (CMS)
Dr. Stephen Erik Hemperly practices at Synergy Surgery Center of San Diego LLC in San Diego, California
Dr. Hemperly's primary practice is Synergy Surgery Center of San Diego LLC, at 9095 Rio San Diego Dr, San Diego, CA 92108 in San Diego County. The practice phone is (619) 819-4524.
- Synergy Surgery Center of San Diego LLC9095 Rio San Diego Dr, San Diego, CA 92108 · San Diego CountyPhone(619) 819-4524
Sources: NPPES NPI Registry (CMS); and Dmand AI Practice Data
Dr. Stephen Erik Hemperly is affiliated with 2 sites of care and 1 medical group
Dr. Hemperly's primary practice is Synergy Surgery Center of San Diego LLC in San Diego, California. The medical group on file is West Dermatology. Dmand AI also links Dr. Hemperly to 1 more group practice or clinic, 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. Stephen Erik Hemperly's practice
Dmand AI tracks the electronic health record (EHR) system at each site where Dr. Hemperly practices. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| Synergy Surgery Center of San Diego LLC | Available with a free account |
| +1 more affiliated site | Available with a free account |
Source: Dmand AI Technology Install Data
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Dr. Stephen Erik Hemperly is one of 1,910 dermatologists in California
Dermatology is Dr. Hemperly's primary specialty in the NPI Registry, under taxonomy code 207N00000X. Dr. Hemperly is licensed in California.
Specialties and state licenses
- Dermatology, CaliforniaPrimary
Dermatologists near Dr. Hemperly
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. Stephen Erik Hemperly billed Medicare for 2,265 services in 2024
CMS data shows 2,265 Medicare services from Dr. Hemperly across 16 procedure codes in 2024, for 387 Medicare patients. Medicare paid $99,272 for them. Every service was in an office.
Dr. Hemperly's Medicare services by type, 2023 to 2024
- 2023
- 2024
- Surgery
- 2023: 1,7852024: 1,7442%
- Office and hospital visits
- 2023: 5512024: 5215%
Dr. Hemperly compared with the California median for dermatologists, 2024
- Dr. Hemperly
- California median
- Medicare services
- 2,265vs 1,75029% above
- Medicare patients
- 387vs 377Close to median
- Part D claims
- 1,326vs 3673.6 times
Medians across 1,831 dermatologists in California with Dmand AI profiles that report each measure.
Dr. Hemperly'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. Hemperly and other dermatologists in California.
Sources: Medicare Physician & Other Practitioners - by Provider and Service (CMS), 2024 data; and Dmand AI Peer Benchmarks
Dr. Stephen Erik Hemperly treated 387 Medicare patients in 2024, average age 72
CMS counts 387 Medicare patients who saw Dr. Hemperly in 2024. The largest group is 65 to 74, with 226 patients. 75% of them have high cholesterol, and 63% have high blood pressure. 18% are also on Medicaid. Their average risk score is 0.98, where 1.00 is the Medicare average.
Across all payers, Dmand AI patient panel data puts Dr. Hemperly's median patient age at 59, with 47% women.
Dr. Hemperly's Medicare patients by age, 2024
Dr. Hemperly's Medicare patients by sex, 2024
- Women11630%
- Men27170%
Chronic conditions among Dr. Hemperly's Medicare patients, 2024
- High cholesterol75%
- High blood pressure63%
- Arthritis45%
- Ischemic heart disease25%
- Mood disorders22%
- Diabetes20%
- Anxiety19%
- Depression19%
Share of Medicare patients with each condition. A patient can have several.
Dr. Hemperly's patients across all payers
Dmand AI patient panel data covers Medicare, Medicaid and commercial patients.
Patient panel by age, all payers
Median age 59
Patient panel by sex, all payers
- Women47%
- Men52%
Sources: Dmand AI Patient Panel Data; and Medicare Physician & Other Practitioners - by Provider (CMS), 2024 data
Dr. Stephen Erik Hemperly wrote 1,439 Medicare Part D claims in 2024
In 2024, Dr. Hemperly wrote 1,439 Medicare Part D claims for 437 patients. 94% of them were for generic drugs. CMS names the drug for 1,326 of them, across 19 drugs with 11 or more claims each, at $451,950 in total drug cost. In 2023, CMS named 1,206 claims across 16 drugs.
Dr. Hemperly's Part D claims by kind of drug, 2024
- Generic1,356 claims94%
- Brand-name83 claims6%
Dr. Hemperly'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. Hemperly's Part D claims, 2024
- Antibiotics3%40 of 1,439 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: 1,2062024: 1,32610%
Drugs named by CMS: 19 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. Stephen Erik Hemperly scored 85 out of 100 in Medicare's MIPS program for 2024
CMS publishes a Merit-based Incentive Payment System (MIPS) score of 85 out of 100 for Dr. Hemperly for performance year 2024, reported as part of a group. Dr. Hemperly accepts Medicare assignment, so Medicare's approved amount is taken as full payment. CMS counts 103 procedures of melanoma (skin cancer) excision by Dr. Hemperly, more than 93% of the clinicians it reports for that procedure.
- Accepts Medicare assignment
- Yes
Dr. Hemperly's MIPS scores, performance year 2024
- 85of 100Final score
- 74.5of 100Quality
- 92of 100Promoting Interoperability
- 40of 100Improvement Activities
- 83of 100Cost
Each score is out of 100. The final score weighs the categories CMS scored for this clinician.
Where Dr. Hemperly ranks in Medicare procedure volume
- Removal of skin lesions
- 92nd percentile929 procedures
- Skin biopsy
- 91st percentile323 procedures
- Melanoma (skin cancer) excision
- 93rd percentile103 procedures
CMS ranks each clinician against every clinician it reports for the same procedure category.
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. Stephen Erik Hemperly received $11,517 in industry payments from 2016 to 2025
CMS Open Payments shows 594 general payments to Dr. Hemperly from 35 drug and device companies from 2016 to 2025. Food and beverage make up the largest share, 94% of the total. Abbvie Inc. paid the most, $1,829.
General payments to Dr. Hemperly by program year, 2016 to 2025
General payments to Dr. Hemperly by kind, 2016 to 2025
- Food and beverage$10,80294%
- Education$7156%
Companies that paid Dr. Hemperly 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. Stephen Erik Hemperly graduated from Lake Erie College of Osteopathic Medicine, Erie
Dr. Hemperly graduated from Lake Erie College of Osteopathic Medicine, Erie in 2012.
- Medical school
Source: Dmand AI Professional Profile Data
Sources for Dr. Stephen Erik Hemperly'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)Clinician Public Reporting: Overall MIPS Performance (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) |
| Training, board certification and memberships | Dmand AI Professional Profile 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. Stephen Erik Hemperly
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. Stephen Erik Hemperly's NPI number?
Dr. Stephen Erik Hemperly's NPI number is 1013277045. It was assigned on May 24, 2012, and it is active in the NPI Registry.
What kind of doctor is Dr. Stephen Erik Hemperly?
Dr. Stephen Erik Hemperly is a dermatologist in San Diego, California. The primary specialty in the NPI Registry is Dermatology Physician (taxonomy code 207N00000X).
Where does Dr. Stephen Erik Hemperly practice?
Dr. Hemperly practices at 9095 Rio San Diego Dr, San Diego, CA 92108. Dr. Hemperly's primary practice is Synergy Surgery Center of San Diego LLC in San Diego, California. Dmand AI also links Dr. Hemperly to 1 group practice or clinic.
What is Dr. Stephen Erik Hemperly's office phone number?
The practice phone on file for Dr. Hemperly is (619) 819-4524.
What is Dr. Stephen Erik Hemperly's medical license number?
Dr. Hemperly holds California license 14658.
What medical group is Dr. Stephen Erik Hemperly part of?
Dr. Hemperly is linked to West Dermatology.
Does Dr. Stephen Erik Hemperly accept Medicare?
Yes. CMS data shows Dr. Hemperly billed Medicare for 2,265 services in 2024, and Dr. Hemperly accepts Medicare assignment.
What is Dr. Stephen Erik Hemperly's MIPS score?
Dr. Hemperly's MIPS final score for performance year 2024 is 85 out of 100, reported as part of a group.
How many Medicare patients does Dr. Stephen Erik Hemperly see?
CMS counts 387 Medicare patients who saw Dr. Hemperly in 2024, with an average age of 72.
What services does Dr. Stephen Erik Hemperly bill to Medicare?
In 2024, Dr. Hemperly's most billed Medicare services were surgery: skin and soft tissue (17003), office visit, established patient (99213) and surgery: skin and soft tissue (17000).
Show 4 more questionsShow fewer questions
Where did Dr. Stephen Erik Hemperly go to medical school?
Dr. Hemperly graduated from Lake Erie College of Osteopathic Medicine, Erie in 2012.
What drugs does Dr. Stephen Erik Hemperly prescribe most?
In 2024 Medicare Part D data, Dr. Hemperly's most prescribed drugs by claims were Ketoconazole, Hydrocortisone and Triamcinolone Acetonide.
Has Dr. Stephen Erik Hemperly received payments from drug or device companies?
CMS Open Payments shows $11,517 in general payments to Dr. Hemperly from 35 companies from 2016 to 2025. The largest total came from Abbvie Inc.
How long has Dr. Stephen Erik Hemperly been practicing?
Dr. Hemperly graduated from medical school in 2012, 14 years ago.
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