Michael J. Nelms, PA-C
- Medicare services, 2024
- 12,237
- Medicare patients, 2024
- 436
- Part D claims, 2024
- 411
- MIPS score, 2024
- 85
- Industry payments
- $3,050
- Practice address
- 1300 Avenida Vista Hermosa, San Clemente, CA 92673
- Practice phone
- Call (949) 644-0101
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Primary practice
Southern California Dermatology
San Clemente, California
Find Michael Nelms' 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.
Michael J. Nelms is a physician assistant in San Clemente, California
Michael Nelms practices at Southern California Dermatology in San Clemente, California.
Michael Nelms' NPI, 1235113580, was assigned on November 30, 2005. Michael Nelms holds California license PA14379.
- NPI
- 1235113580NPI Registry (opens in a new tab)
- Medicare PAC ID
- 1456432293
- NPI enumeration date
- November 30, 2005
- NPI status
- Active
- Accepts Medicare assignment
- Yes
- Practice phone
- (949) 644-0101
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- Sex
- Male
- Estimated age
- 55
- Medical school graduation
- 1997
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; Dmand AI Practice Data; and Doctors and Clinicians National Downloadable File (CMS)
Michael J. Nelms practices at Southern California Dermatology in San Clemente, California
Michael Nelms' primary practice is Southern California Dermatology, at 1300 Avenida Vista Hermosa, San Clemente, CA 92673 in Orange County. The practice phone is (949) 644-0101.
- Southern California Dermatology1300 Avenida Vista Hermosa, San Clemente, CA 92673 · Orange CountyPhone(949) 644-0101
Sources: NPPES NPI Registry (CMS); and Dmand AI Practice Data
Michael J. Nelms is affiliated with 2 sites of care and 1 medical group
Michael Nelms' primary practice is Southern California Dermatology in San Clemente, California. The medical group on file is West Dermatology. Dmand AI also links Michael Nelms 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 Michael J. Nelms' practice
Dmand AI tracks the electronic health record (EHR) system at each site where Michael Nelms practices. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| Southern California Dermatology | Available with a free account |
| +1 more affiliated site | Available with a free account |
Source: Dmand AI Technology Install Data
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Michael J. Nelms is one of 11,482 physician assistants in California
Physician assistant is Michael Nelms' primary specialty in the NPI Registry, under taxonomy code 363A00000X. Michael Nelms is board certified in certified physician assistant by the National Commission on Certification of Physician Assistants (NCCPA). Michael Nelms is licensed in California.
Specialties and state licenses
- Physician assistant, CaliforniaPrimary
Clinical focus
Dmand AI lists acute skin infection, benign or precancerous skin growths, bursitis, cold sores or genital herpes, contact dermatitis, corns and calluses, itchy rashes and minor head injury among the conditions Michael Nelms treats.
Physician assistants near Michael Nelms
Counts of physician assistants 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
Michael J. Nelms billed Medicare for 12,237 services in 2024
CMS data shows 12,237 Medicare services from Michael Nelms across 18 procedure codes in 2024, for 436 Medicare patients. Medicare paid $215,911 for them. Every service was in an office.
Michael Nelms' Medicare services by type, 2024
- Drugs given in the office7,600
- Surgery3,677
- Office and hospital visits924
- Tests and treatments36
Michael Nelms compared with the California median for physician assistants, 2024
- Michael Nelms
- California median
- Medicare services
- 12,237vs 20460.0 times
- Medicare patients
- 436vs 1054.2 times
- Part D claims
- 341vs 24340% above
Medians across 7,065 physician assistants in California with Dmand AI profiles that report each measure.
Michael Nelms' 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 Michael Nelms and other physician assistants in California.
Sources: Medicare Physician & Other Practitioners - by Provider and Service (CMS), 2024 data; and Dmand AI Peer Benchmarks
Michael J. Nelms treated 436 Medicare patients in 2024, average age 74
CMS counts 436 Medicare patients who saw Michael Nelms in 2024. The largest group is 65 to 74, with 244 patients. 75% of them have high cholesterol, and 61% have high blood pressure. 4% are also on Medicaid. Their average risk score is 0.84, where 1.00 is the Medicare average.
Across all payers, Dmand AI patient panel data puts Michael Nelms' median patient age at 56, with 44% women.
Michael Nelms' Medicare patients by age, 2024
CMS leaves out age groups with fewer than 11 patients.
Michael Nelms' Medicare patients by sex, 2024
- Women19444%
- Men24256%
Chronic conditions among Michael Nelms' Medicare patients, 2024
- High cholesterol75%
- High blood pressure61%
- Arthritis42%
- Ischemic heart disease23%
- Anxiety18%
- Mood disorders17%
- Atrial fibrillation16%
- Cancer16%
Share of Medicare patients with each condition. A patient can have several.
Michael Nelms' patients across all payers
Dmand AI patient panel data covers Medicare, Medicaid and commercial patients.
Patient panel by age, all payers
Median age 56
Patient panel by sex, all payers
- Women44%
- Men55%
Sources: Dmand AI Patient Panel Data; and Medicare Physician & Other Practitioners - by Provider (CMS), 2024 data
Michael J. Nelms wrote 411 Medicare Part D claims in 2024
In 2024, Michael Nelms wrote 411 Medicare Part D claims for 186 patients. 95% of them were for generic drugs. CMS names the drug for 341 of them, across 12 drugs with 11 or more claims each, at $8,074 in total drug cost.
Michael Nelms' Part D claims by kind of drug, 2024
- Generic392 claims95%
- Brand-name19 claims5%
Michael Nelms' 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 Michael Nelms' Part D claims, 2024
- Antibiotics14%59 of 411 claims
Share of all Part D claims for each drug class CMS reports on. Classes with no claims are left out.
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
Michael J. Nelms 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 Michael Nelms for performance year 2024, reported as part of a group. Michael Nelms accepts Medicare assignment, so Medicare's approved amount is taken as full payment.
- Accepts Medicare assignment
- Yes
Michael Nelms' 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.
Sources: Doctors and Clinicians National Downloadable File (CMS); and Clinician Public Reporting: Overall MIPS Performance (CMS), 2024 data, released September 10, 2026
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Michael J. Nelms received $3,050 in industry payments from 2024 to 2025
CMS Open Payments shows 139 general payments to Michael Nelms from 21 drug and device companies from 2024 to 2025. Food and beverage make up the largest share, 100% of the total. Abbvie Inc. paid the most, $551.
General payments to Michael Nelms by program year, 2024 to 2025
Companies that paid Michael Nelms the most, 2024 to 2025
Share is of all general payments to this clinician.
Source: Open Payments (CMS), 2025 data, released July 7, 2026
Michael J. Nelms is board certified in certified physician assistant
- Board certified in certified physician assistant
Source: Dmand AI Professional Profile Data
Sources for Michael J. Nelms'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) |
| 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 Michael J. Nelms
Spotted something out of date? Email hello@dmand.ai and we will check the record. Contact details live in the free trial.
What is Michael J. Nelms' NPI number?
Michael J. Nelms' NPI number is 1235113580. It was assigned on November 30, 2005, and it is active in the NPI Registry.
What does Michael J. Nelms specialize in?
Michael J. Nelms is a physician assistant in San Clemente, California. The primary specialty in the NPI Registry is Physician Assistant (taxonomy code 363A00000X).
Where does Michael J. Nelms practice?
Michael Nelms practices at 1300 Avenida Vista Hermosa, San Clemente, CA 92673. Michael Nelms' primary practice is Southern California Dermatology in San Clemente, California. Dmand AI also links Michael Nelms to 1 group practice or clinic.
What is Michael J. Nelms' office phone number?
The practice phone on file for Michael Nelms is (949) 644-0101.
What is Michael J. Nelms' medical license number?
Michael Nelms holds California license PA14379.
What medical group is Michael J. Nelms part of?
Michael Nelms is linked to West Dermatology.
Does Michael J. Nelms accept Medicare?
Yes. CMS data shows Michael Nelms billed Medicare for 12,237 services in 2024, and Michael Nelms accepts Medicare assignment.
What is Michael J. Nelms' MIPS score?
Michael Nelms' MIPS final score for performance year 2024 is 85 out of 100, reported as part of a group.
How many Medicare patients does Michael J. Nelms see?
CMS counts 436 Medicare patients who saw Michael Nelms in 2024, with an average age of 74.
Is Michael J. Nelms board certified?
Yes. Michael Nelms is board certified in certified physician assistant by the National Commission on Certification of Physician Assistants (NCCPA).
Show 4 more questionsShow fewer questions
What services does Michael J. Nelms bill to Medicare?
In 2024, Michael Nelms' most billed Medicare services were injected or infused drug (J7345), surgery: skin and soft tissue (17003) and office visit, established patient (99213).
What drugs does Michael J. Nelms prescribe most?
In 2024 Medicare Part D data, Michael Nelms' most prescribed drugs by claims were Ketoconazole, Triamcinolone Acetonide and Clobetasol Propionate.
Has Michael J. Nelms received payments from drug or device companies?
CMS Open Payments shows $3,050 in general payments to Michael Nelms from 21 companies from 2024 to 2025. The largest total came from Abbvie Inc.
How long has Michael J. Nelms been practicing?
Michael Nelms graduated from medical school in 1997, 29 years ago.
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