Janet Marshall, PA
- Medicare services, 2024
- 8,385
- Medicare patients, 2024
- 329
- Part D claims, 2024
- 418
- Hospital affiliations
- 2
- Industry payments
- $141
- Practice address
- 11795 Education St, Auburn, CA 95602
- Practice phone
- Call (800) 470-0071
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Primary practice
Sutter Valley Medical Foundation
Auburn, California
Find Janet Marshall'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.
Janet Marshall is a physician assistant in Auburn, California
Janet Marshall practices at Sutter Valley Medical Foundation in Auburn, California.
Janet Marshall's NPI, 1558739201, was assigned on September 11, 2015. Janet Marshall holds Nevada license 1769.
- NPI
- 1558739201NPI Registry (opens in a new tab)
- Medicare PAC ID
- 5294045720
- NPI enumeration date
- September 11, 2015
- NPI status
- Active
- Accepts Medicare assignment
- Yes
- Practice phone
- (800) 470-0071
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- Sex
- Female
- Estimated age
- 37
- Medical school graduation
- 2015
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; Dmand AI Practice Data; and Doctors and Clinicians National Downloadable File (CMS)
Janet Marshall practices at Sutter Valley Medical Foundation in Auburn, California
Janet Marshall's primary practice is Sutter Valley Medical Foundation, at 11795 Education St, Auburn, CA 95602 in Placer County. The practice phone is (800) 470-0071.
- Sutter Valley Medical Foundation11795 Education St, Auburn, CA 95602 · Placer CountyPhone(800) 470-0071
Sources: NPPES NPI Registry (CMS); and Dmand AI Practice Data
Janet Marshall is affiliated with 4 sites of care and 1 medical group
Janet Marshall's primary practice is Sutter Valley Medical Foundation in Auburn, California. Janet Marshall is also affiliated with Sutter Auburn Faith Hospital. The medical group on file is SGMF Radiology. Dmand AI also links Janet Marshall to 1 more hospital and 1 group practice or clinic, 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 Janet Marshall's practice
Dmand AI tracks the electronic health record (EHR) system at each site where Janet Marshall practices, 3 sites in all. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| Sutter Valley Medical Foundation | Available with a free account |
| +3 more affiliated sites | Available with a free account |
Source: Dmand AI Technology Install Data
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Janet Marshall is one of 11,482 physician assistants in California
Physician assistant is Janet Marshall's primary specialty in the NPI Registry, under taxonomy code 363A00000X. Janet Marshall is board certified in certified physician assistant by the National Commission on Certification of Physician Assistants (NCCPA). Janet Marshall is licensed in Nevada.
Specialties and state licenses
- Physician assistant, NevadaPrimary
Clinical focus
Dmand AI lists acute skin infection, arthritis, bursitis, enthesopathy in arms, fluid in a joint, hand joint or tendon inflammation, joint arthropathy and joint pain among the conditions Janet Marshall treats.
Physician assistants near Janet Marshall
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
Janet Marshall billed Medicare for 8,385 services in 2024
CMS data shows 8,385 Medicare services from Janet Marshall across 10 procedure codes in 2024, for 329 Medicare patients. Medicare paid $63,368 for them.
Janet Marshall's Medicare services by type, 2024
- Drugs given in the office7,631
- Office and hospital visits458
- Surgery296
Where Janet Marshall's Medicare services took place, 2024
- In an office8,347100%
- In a facility380%
Janet Marshall compared with the California median for physician assistants, 2024
- Janet Marshall
- California median
- Medicare services
- 8,385vs 20441.1 times
- Medicare patients
- 329vs 1053.1 times
- Part D claims
- 390vs 24360% above
Medians across 7,065 physician assistants in California with Dmand AI profiles that report each measure.
Janet Marshall'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 Janet Marshall and other physician assistants in California.
Sources: Medicare Physician & Other Practitioners - by Provider and Service (CMS), 2024 data; and Dmand AI Peer Benchmarks
Janet Marshall treated 329 Medicare patients in 2024, average age 73
CMS counts 329 Medicare patients who saw Janet Marshall in 2024. The largest group is 65 to 74, with 172 patients. 75% of them have arthritis, and 74% have high cholesterol. 13% are also on Medicaid. Their average risk score is 0.99, where 1.00 is the Medicare average.
Across all payers, Dmand AI patient panel data puts Janet Marshall's median patient age at 69, with 56% women.
Janet Marshall's Medicare patients by age, 2024
Janet Marshall's Medicare patients by sex, 2024
- Women20061%
- Men12939%
Chronic conditions among Janet Marshall's Medicare patients, 2024
- Arthritis75%
- High cholesterol74%
- High blood pressure64%
- Mood disorders28%
- Anxiety27%
- Ischemic heart disease26%
- Chronic kidney disease24%
- Depression23%
Share of Medicare patients with each condition. A patient can have several.
Janet Marshall's patients across all payers
Dmand AI patient panel data covers Medicare, Medicaid and commercial patients.
Patient panel by age, all payers
Median age 69
Patient panel by sex, all payers
- Women56%
- Men44%
Sources: Dmand AI Patient Panel Data; and Medicare Physician & Other Practitioners - by Provider (CMS), 2024 data
Janet Marshall wrote 418 Medicare Part D claims in 2024
In 2024, Janet Marshall wrote 418 Medicare Part D claims for 222 patients. 100% of them were for generic drugs. CMS names the drug for 390 of them, across 8 drugs with 11 or more claims each, at $2,198 in total drug cost.
Janet Marshall's Part D claims by kind of drug, 2024
- Generic417 claims100%
- Brand-name and other1 claims0%
Janet Marshall'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 Janet Marshall's Part D claims, 2024
- Opioids55%228 of 418 claims
- Antibiotics17%72 of 418 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
How Janet Marshall takes part in Medicare
Janet Marshall accepts Medicare assignment, so Medicare's approved amount is taken as full payment.
- Accepts Medicare assignment
- Yes
Source: Doctors and Clinicians National Downloadable File (CMS)
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Janet Marshall received $141 in industry payments in 2025
CMS Open Payments shows 2 general payments to Janet Marshall from 2 drug and device companies in 2025. Food and beverage make up the largest share, 100% of the total. Vertex Pharmaceuticals Incorporated paid the most, $124.
Companies that paid Janet Marshall the most, 2025 to 2025
Share is of all general payments to this clinician.
Source: Open Payments (CMS), 2025 data, released July 7, 2026
Janet Marshall is board certified in certified physician assistant
- Board certified in certified physician assistant
Source: Dmand AI Professional Profile Data
Sources for Janet Marshall'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) |
| 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 Janet Marshall
Spotted something out of date? Email hello@dmand.ai and we will check the record. Contact details live in the free trial.
What is Janet Marshall's NPI number?
Janet Marshall's NPI number is 1558739201. It was assigned on September 11, 2015, and it is active in the NPI Registry.
What does Janet Marshall specialize in?
Janet Marshall is a physician assistant in Auburn, California. The primary specialty in the NPI Registry is Physician Assistant (taxonomy code 363A00000X).
Where does Janet Marshall practice?
Janet Marshall practices at 11795 Education St, Auburn, CA 95602. Janet Marshall's primary practice is Sutter Valley Medical Foundation in Auburn, California. Dmand AI also links Janet Marshall to 1 hospital and 1 group practice or clinic.
What is Janet Marshall's office phone number?
The practice phone on file for Janet Marshall is (800) 470-0071.
What is Janet Marshall's medical license number?
Janet Marshall holds Nevada license 1769.
Which hospitals is Janet Marshall affiliated with?
Janet Marshall is affiliated with Sutter Auburn Faith Hospital. Dmand AI links Janet Marshall to 1 more hospital.
What medical group is Janet Marshall part of?
Janet Marshall is linked to SGMF Radiology.
Does Janet Marshall accept Medicare?
Yes. CMS data shows Janet Marshall billed Medicare for 8,385 services in 2024, and Janet Marshall accepts Medicare assignment.
How many Medicare patients does Janet Marshall see?
CMS counts 329 Medicare patients who saw Janet Marshall in 2024, with an average age of 73.
Is Janet Marshall board certified?
Yes. Janet Marshall 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 Janet Marshall bill to Medicare?
In 2024, Janet Marshall's most billed Medicare services were injected or infused drug (J1010), office visit, established patient (99213) and surgery: bones and joints (20610).
What drugs does Janet Marshall prescribe most?
In 2024 Medicare Part D data, Janet Marshall's most prescribed drugs by claims were Oxycodone HCl, Ondansetron HCl and Metoclopramide HCl.
Has Janet Marshall received payments from drug or device companies?
CMS Open Payments shows $141 in general payments to Janet Marshall from 2 companies from 2025 to 2025. The largest total came from Vertex Pharmaceuticals Incorporated.
How long has Janet Marshall been practicing?
Janet Marshall graduated from medical school in 2015, 11 years ago.
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