Julie E. Castner, PA
- Medicare services, 2024
- 464
- Medicare patients, 2024
- 281
- Part D claims, 2024
- 2,206
- Hospital affiliations
- 3
- Industry payments
- $4,299
- Practice address
- 3104 Sunset Blvd, Rocklin, CA 95677
- Practice phone
- Call (916) 624-0300
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Primary practice
Rocklin Family Practice and Sports Medicine
Rocklin, California
Find Julie Castner'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.
Julie E. Castner is a physician assistant in Rocklin, California
Julie Castner practices at Rocklin Family Practice and Sports Medicine in Rocklin, California.
Julie Castner's NPI, 1508357435, was assigned on May 26, 2018. Julie Castner holds California license PA56505.
- NPI
- 1508357435NPI Registry (opens in a new tab)
- Medicare PAC ID
- 0446592778
- NPI enumeration date
- May 26, 2018
- NPI status
- Active
- Accepts Medicare assignment
- Yes
- Offers telehealth
- Yes
- Practice phone
- (916) 624-0300
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- Sex
- Female
- Estimated age
- 34
- Medical school graduation
- 2018
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; Dmand AI Practice Data; and Doctors and Clinicians National Downloadable File (CMS)
Julie E. Castner practices at Rocklin Family Practice and Sports Medicine in Rocklin, California
Julie Castner's primary practice is Rocklin Family Practice and Sports Medicine, at 3104 Sunset Blvd, Rocklin, CA 95677 in Placer County. The practice phone is (916) 624-0300.
- Rocklin Family Practice and Sports Medicine3104 Sunset Blvd, Rocklin, CA 95677 · Placer CountyPhone(916) 624-0300
Sources: NPPES NPI Registry (CMS); and Dmand AI Practice Data
Julie E. Castner is affiliated with 5 sites of care and 2 medical groups
Julie Castner's primary practice is Rocklin Family Practice and Sports Medicine in Rocklin, California. Julie Castner is also affiliated with Sutter Medical Center, Sacramento. The medical group on file is Rocklin Family Practice and Sports Medicine. Dmand AI also links Julie Castner to 2 more hospitals, 1 group practice or clinic 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 Julie E. Castner's practice
Dmand AI tracks the electronic health record (EHR) system at each site where Julie Castner practices, 4 sites in all. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| Rocklin Family Practice and Sports Medicine | Available with a free account |
| +4 more sites and 1 medical group | Available with a free account |
Source: Dmand AI Technology Install Data
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Julie E. Castner is one of 11,482 physician assistants in California
Physician assistant is Julie Castner's primary specialty in the NPI Registry, under taxonomy code 363A00000X. Julie Castner is licensed in California.
Specialties and state licenses
- Physician assistant, CaliforniaPrimary
Physician assistants near Julie Castner
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
Julie E. Castner billed Medicare for 464 services in 2024
CMS data shows 464 Medicare services from Julie Castner across 8 procedure codes in 2024, for 281 Medicare patients. Medicare paid $28,781 for them. Every service was in an office.
Julie Castner's Medicare services by type, 2024
- Office and hospital visits353
- Other services47
- Surgery27
- Lab and pathology26
- Tests and treatments11
Julie Castner compared with the California median for physician assistants, 2024
- Julie Castner
- California median
- Medicare services
- 464vs 2042.3 times
- Medicare patients
- 281vs 1052.7 times
- Part D claims
- 1,617vs 2436.7 times
Medians across 7,065 physician assistants in California with Dmand AI profiles that report each measure.
Julie Castner'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
Julie E. Castner treated 281 Medicare patients in 2024, average age 75
CMS counts 281 Medicare patients who saw Julie Castner in 2024. The largest group is 65 to 74, with 130 patients. 74% of them have high cholesterol, and 66% 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 Julie Castner's median patient age at 67, with 67% women.
Julie Castner's Medicare patients by age, 2024
Julie Castner's Medicare patients by sex, 2024
- Women18867%
- Men9333%
Chronic conditions among Julie Castner's Medicare patients, 2024
- High cholesterol74%
- High blood pressure66%
- Arthritis49%
- Mood disorders26%
- Depression22%
- Ischemic heart disease22%
- Diabetes21%
- Osteoporosis20%
Share of Medicare patients with each condition. A patient can have several.
Julie Castner's patients across all payers
Dmand AI patient panel data covers Medicare, Medicaid and commercial patients.
Patient panel by age, all payers
Median age 67
Patient panel by sex, all payers
- Women67%
- Men32%
Sources: Dmand AI Patient Panel Data; and Medicare Physician & Other Practitioners - by Provider (CMS), 2024 data
Julie E. Castner wrote 2,206 Medicare Part D claims in 2024
In 2024, Julie Castner wrote 2,206 Medicare Part D claims for 450 patients. 86% of them were for generic drugs. CMS names the drug for 1,617 of them, across 66 drugs with 11 or more claims each, at $126,739 in total drug cost.
Julie Castner's Part D claims by kind of drug, 2024
- Generic1,900 claims86%
- Brand-name291 claims13%
- Other15 claims1%
Julie Castner'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 Julie Castner's Part D claims, 2024
- Opioids4%84 of 2,206 claims
- Antibiotics7%152 of 2,206 claims
- Antipsychotics, patients 65 and over1%24 of 2,206 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
Julie E. Castner offers telehealth to Medicare patients
Julie Castner accepts Medicare assignment, so Medicare's approved amount is taken as full payment. CMS lists Julie Castner as offering telehealth.
- Accepts Medicare assignment
- Yes
- Offers telehealth
- Yes
Source: Doctors and Clinicians National Downloadable File (CMS)
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Julie E. Castner received $4,299 in industry payments from 2024 to 2025
CMS Open Payments shows 230 general payments to Julie Castner from 25 drug and device companies from 2024 to 2025. Food and beverage make up the largest share, 100% of the total. GlaxoSmithKline, LLC. paid the most, $588.
General payments to Julie Castner by program year, 2024 to 2025
Companies that paid Julie Castner 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 Julie E. Castner'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) |
| Industry payments | Open Payments (CMS) (opens in a new tab) |
| 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 Julie E. Castner
Spotted something out of date? Email hello@dmand.ai and we will check the record. Contact details live in the free trial.
What is Julie E. Castner's NPI number?
Julie E. Castner's NPI number is 1508357435. It was assigned on May 26, 2018, and it is active in the NPI Registry.
What does Julie E. Castner specialize in?
Julie E. Castner is a physician assistant in Rocklin, California. The primary specialty in the NPI Registry is Physician Assistant (taxonomy code 363A00000X).
Where does Julie E. Castner practice?
Julie Castner practices at 3104 Sunset Blvd, Rocklin, CA 95677. Julie Castner's primary practice is Rocklin Family Practice and Sports Medicine in Rocklin, California. Dmand AI also links Julie Castner to 2 hospitals, 1 group practice or clinic and 1 medical group.
What is Julie E. Castner's office phone number?
The practice phone on file for Julie Castner is (916) 624-0300.
What is Julie E. Castner's medical license number?
Julie Castner holds California license PA56505.
Which hospitals is Julie E. Castner affiliated with?
Julie Castner is affiliated with Sutter Medical Center, Sacramento. Dmand AI links Julie Castner to 2 more hospitals.
What medical group is Julie E. Castner part of?
Julie Castner is linked to Rocklin Family Practice and Sports Medicine. Dmand AI links Julie Castner to 1 more medical group.
Does Julie E. Castner accept Medicare?
Yes. CMS data shows Julie Castner billed Medicare for 464 services in 2024, and Julie Castner accepts Medicare assignment.
Does Julie E. Castner offer telehealth?
Yes. The CMS Doctors and Clinicians file lists Julie Castner as offering telehealth services.
How many Medicare patients does Julie E. Castner see?
CMS counts 281 Medicare patients who saw Julie Castner in 2024, with an average age of 75.
Show 4 more questionsShow fewer questions
What services does Julie E. Castner bill to Medicare?
In 2024, Julie Castner's most billed Medicare services were office visit, established patient (99213), office visit, established patient (99214) and medicare service (G0439).
What drugs does Julie E. Castner prescribe most?
In 2024 Medicare Part D data, Julie Castner's most prescribed drugs by claims were Levothyroxine Sodium, Atorvastatin Calcium and Amlodipine Besylate.
Has Julie E. Castner received payments from drug or device companies?
CMS Open Payments shows $4,299 in general payments to Julie Castner from 25 companies from 2024 to 2025. The largest total came from GlaxoSmithKline, LLC.
How long has Julie E. Castner been practicing?
Julie Castner graduated from medical school in 2018, 8 years ago.
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