Julia C. Parker, PA
- Medicare services, 2024
- 2,488
- Medicare patients, 2024
- 386
- Part D claims, 2024
- 315
- MIPS score, 2024
- 90
- Industry payments
- $4,116
- Practice address
- 2330 Marinship Way, Sausalito, CA 94965
- Practice phone
- Call (415) 887-9758
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Primary practice
Southern Marin Dermatology, Inc.
Sausalito, California
Find Julia Parker'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.
Julia C. Parker is a physician assistant in Sausalito, California
Julia Parker practices at Southern Marin Dermatology, Inc. in Sausalito, California.
Julia Parker's NPI, 1235408352, was assigned on December 19, 2011. Julia Parker holds California license PA22187.
- NPI
- 1235408352NPI Registry (opens in a new tab)
- Medicare PAC ID
- 0244485282
- NPI enumeration date
- December 19, 2011
- NPI status
- Active
- Accepts Medicare assignment
- Yes
- Practice phone
- (415) 887-9758
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- Sex
- Female
- Estimated age
- 41
- Medical school graduation
- 2011
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; Dmand AI Practice Data; and Doctors and Clinicians National Downloadable File (CMS)
Julia C. Parker practices at Southern Marin Dermatology, Inc. in Sausalito, California
Julia Parker's primary practice is Southern Marin Dermatology, Inc., at 2330 Marinship Way, Sausalito, CA 94965 in Marin County. The practice phone is (415) 887-9758.
- Southern Marin Dermatology, Inc.2330 Marinship Way, Sausalito, CA 94965 · Marin CountyPhone(415) 887-9758
Sources: NPPES NPI Registry (CMS); and Dmand AI Practice Data
Julia C. Parker is affiliated with 2 sites of care and 1 medical group
Julia Parker's primary practice is Southern Marin Dermatology, Inc. in Sausalito, California. The medical group on file is Southern Marin Dermatology. Dmand AI also links Julia Parker 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 Julia C. Parker's practice
Dmand AI tracks the electronic health record (EHR) system at each site where Julia Parker practices. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| Southern Marin Dermatology, Inc. | Available with a free account |
| +1 more affiliated site | Available with a free account |
Source: Dmand AI Technology Install Data
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Julia C. Parker is one of 11,482 physician assistants in California
Physician assistant is Julia Parker's primary specialty in the NPI Registry, under taxonomy code 363A00000X. Julia Parker is licensed in California.
Specialties and state licenses
- Physician assistant, CaliforniaPrimary
Physician assistants near Julia Parker
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
Julia C. Parker billed Medicare for 2,488 services in 2024
CMS data shows 2,488 Medicare services from Julia Parker across 15 procedure codes in 2024, for 386 Medicare patients. Medicare paid $136,228 for them. Every service was in an office.
Julia Parker's Medicare services by type, 2024
- Surgery1,783
- Office and hospital visits597
- Drugs given in the office56
- Tests and treatments52
Julia Parker compared with the California median for physician assistants, 2024
- Julia Parker
- California median
- Medicare services
- 2,488vs 20412.2 times
- Medicare patients
- 386vs 1053.7 times
- Part D claims
- 219vs 24310% below
Medians across 7,065 physician assistants in California with Dmand AI profiles that report each measure.
Julia Parker'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
Julia C. Parker treated 386 Medicare patients in 2024, average age 76
CMS counts 386 Medicare patients who saw Julia Parker in 2024. The largest group is 65 to 74, with 177 patients. 72% of them have high cholesterol, and 48% have high blood pressure. Their average risk score is 0.86, where 1.00 is the Medicare average.
Across all payers, Dmand AI patient panel data puts Julia Parker's median patient age at 65, with 60% women.
Julia Parker's Medicare patients by age, 2024
CMS leaves out age groups with fewer than 11 patients.
Julia Parker's Medicare patients by sex, 2024
- Women24363%
- Men14337%
Chronic conditions among Julia Parker's Medicare patients, 2024
- High cholesterol72%
- High blood pressure48%
- Arthritis43%
- Osteoporosis24%
- Anxiety20%
- Ischemic heart disease20%
- Mood disorders19%
- Depression16%
Share of Medicare patients with each condition. A patient can have several.
Julia Parker's patients across all payers
Dmand AI patient panel data covers Medicare, Medicaid and commercial patients.
Patient panel by age, all payers
Median age 65
Patient panel by sex, all payers
- Women60%
- Men39%
Sources: Dmand AI Patient Panel Data; and Medicare Physician & Other Practitioners - by Provider (CMS), 2024 data
Julia C. Parker wrote 315 Medicare Part D claims in 2024
In 2024, Julia Parker wrote 315 Medicare Part D claims for 167 patients. 98% of them were for generic drugs. CMS names the drug for 219 of them, across 10 drugs with 11 or more claims each, at $3,664 in total drug cost.
Julia Parker's Part D claims by kind of drug, 2024
- Generic309 claims98%
- Brand-name and other6 claims2%
Julia Parker'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 Julia Parker's Part D claims, 2024
- Antibiotics8%24 of 315 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
Julia C. Parker scored 90 out of 100 in Medicare's MIPS program for 2024
CMS publishes a Merit-based Incentive Payment System (MIPS) score of 90 out of 100 for Julia Parker for performance year 2024, reported as part of a group. Julia Parker accepts Medicare assignment, so Medicare's approved amount is taken as full payment.
- Accepts Medicare assignment
- Yes
Julia Parker's MIPS scores, performance year 2024
- 90of 100Final score
- 80.9of 100Quality
- 40of 100Improvement Activities
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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Julia C. Parker received $4,116 in industry payments from 2024 to 2025
CMS Open Payments shows 143 general payments to Julia Parker from 21 drug and device companies from 2024 to 2025. Food and beverage make up the largest share, 95% of the total. Janssen Pharmaceuticals, Inc paid the most, $1,180.
General payments to Julia Parker by program year, 2024 to 2025
General payments to Julia Parker by kind, 2024 to 2025
- Food and beverage$3,91095%
- Education$2065%
Companies that paid Julia Parker the most, 2024 to 2025
Share is of all general payments to this clinician.
Source: Open Payments (CMS), 2025 data, released July 7, 2026
Sources for Julia C. Parker's profile data
Data last refreshed October 2026Report an inaccuracyRemove my information
FAQ
Frequently asked questions about Julia C. Parker
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What is Julia C. Parker's NPI number?
Julia C. Parker's NPI number is 1235408352. It was assigned on December 19, 2011, and it is active in the NPI Registry.
What does Julia C. Parker specialize in?
Julia C. Parker is a physician assistant in Sausalito, California. The primary specialty in the NPI Registry is Physician Assistant (taxonomy code 363A00000X).
Where does Julia C. Parker practice?
Julia Parker practices at 2330 Marinship Way, Sausalito, CA 94965. Julia Parker's primary practice is Southern Marin Dermatology, Inc. in Sausalito, California. Dmand AI also links Julia Parker to 1 group practice or clinic.
What is Julia C. Parker's office phone number?
The practice phone on file for Julia Parker is (415) 887-9758.
What is Julia C. Parker's medical license number?
Julia Parker holds California license PA22187.
What medical group is Julia C. Parker part of?
Julia Parker is linked to Southern Marin Dermatology.
Does Julia C. Parker accept Medicare?
Yes. CMS data shows Julia Parker billed Medicare for 2,488 services in 2024, and Julia Parker accepts Medicare assignment.
What is Julia C. Parker's MIPS score?
Julia Parker's MIPS final score for performance year 2024 is 90 out of 100, reported as part of a group.
How many Medicare patients does Julia C. Parker see?
CMS counts 386 Medicare patients who saw Julia Parker in 2024, with an average age of 76.
What services does Julia C. Parker bill to Medicare?
In 2024, Julia Parker's most billed Medicare services were surgery: skin and soft tissue (17003), surgery: skin and soft tissue (17000) and office visit, established patient (99213).
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What drugs does Julia C. Parker prescribe most?
In 2024 Medicare Part D data, Julia Parker's most prescribed drugs by claims were Triamcinolone Acetonide, Valacyclovir and Ketoconazole.
Has Julia C. Parker received payments from drug or device companies?
CMS Open Payments shows $4,116 in general payments to Julia Parker from 21 companies from 2024 to 2025. The largest total came from Janssen Pharmaceuticals, Inc.
How long has Julia C. Parker been practicing?
Julia Parker graduated from medical school in 2011, 15 years ago.
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