Dr. Robert J. Winshall, MD
- Medicare services, 2016
- 12
- Part D claims, 2024
- 120
- Industry payments
- $225
- Affiliated sites
- 3
- Insurance carriers
- 2
- Practice address
- 2167 Montgomery St, Oroville, CA 95965
- Practice phone
- Call (916) 534-3793
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Primary practice
Feather River Tribal Health - Oroville (Montgomery St)
FQHC - Main Site · Oroville, California
Find Dr. Winshall'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. Robert J. Winshall is a general practice physician in Oroville, California
Dr. Winshall practices at Feather River Tribal Health - Oroville (Montgomery St) in Oroville, California.
Dr. Winshall's NPI, 1942363908, was assigned on December 19, 2006. Dr. Winshall graduated from Wayne State University School Of Medicine in 1973. Dr. Winshall's California license number on file is G38611.
- NPI
- 1942363908NPI Registry (opens in a new tab)
- NPI enumeration date
- December 19, 2006
- NPI status
- Active
- Practice phone
- (916) 534-3793
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- Sex
- Male
- Medical school graduation
- 1973
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; and Dmand AI Affiliation Data
Dr. Robert J. Winshall practices at 2 locations in Oroville, California
Dr. Winshall's primary practice is Feather River Tribal Health - Oroville (Montgomery St), at 2167 Montgomery St, Oroville, CA 95965. The practice phone is (916) 534-3793. The NPI Registry lists Dr. Winshall's practice address as 2145 5th Ave, Oroville, CA 95965.
- Feather River Tribal Health - Oroville (Montgomery St)Primary2167 Montgomery St, Oroville, CA 95965Phone(916) 534-3793
- NPI Registry address2145 5th Ave, Oroville, CA 95965 · Butte CountyPhone(530) 534-3793
Sources: NPPES NPI Registry (CMS); Dmand AI Affiliation Data; and Dmand AI Practice Data
Dr. Robert J. Winshall is affiliated with 3 sites of care
Dr. Winshall's primary practice is Feather River Tribal Health - Oroville (Montgomery St) in Oroville, California. Dmand AI also links Dr. Winshall to 2 government and correctional health sites, each named with a free account.
Sources: Dmand AI Affiliation Data; and Dmand AI Org Hierarchy Data
Dmand AI tracks the EHR system at Dr. Robert J. Winshall's practice
Dmand AI tracks the electronic health record (EHR) system at each site where Dr. Winshall practices, 3 sites in all. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| Feather River Tribal Health - Oroville (Montgomery St) | Available with a free account |
| +2 more affiliated sites | Available with a free account |
Source: Dmand AI Technology Install Data
For health IT teams
Dmand AI maps EHR vendors, IT decision makers and buying committees across each health system and 6.2K+ hospitals, with verified contacts in the same login.
Dr. Robert J. Winshall is one of 1,526 general practice physicians in California
General practice is Dr. Winshall's primary specialty in the NPI Registry, under taxonomy code 208D00000X. Dr. Winshall has a license on file in California.
Specialties and state licenses
- General practice, CaliforniaPrimary
General practice physicians near Dr. Winshall
Counts of general practice physicians 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. Robert J. Winshall billed Medicare for 12 services in 2016
CMS data shows 12 Medicare services from Dr. Winshall across 1 procedure code in 2016, all of them office visits. Medicare paid $61 for them. Every service was in an office.
Dr. Winshall compared with the California median for general practice physicians, 2016
- Dr. Winshall
- California median
- Medicare services
- 12vs 26295% below
- Part D claims
- 37vs 19281% below
Medians across 1,114 general practice physicians in California with Dmand AI profiles that report each measure.
Dr. Winshall's most billed Medicare procedure codes, 2016
CMS publishes codes billed for 11 or more Medicare patients. Each label is the code family; CPT descriptions are licensed by the AMA.
Need commercial claims for Dr. Winshall?
Medicare shows one payer. Book a meeting to get commercial claims data for Dr. Winshall and other general practice physicians in California.
Sources: Medicare Physician & Other Practitioners - by Provider and Service (CMS), 2024 data; and Dmand AI Peer Benchmarks
Dr. Robert J. Winshall's patients have a median age of 67
Across all payers, Dmand AI patient panel data puts Dr. Winshall's median patient age at 67, with 50% women.
Dr. Winshall'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
- Women50%
- Men50%
Source: Dmand AI Patient Panel Data
Dr. Robert J. Winshall wrote 120 Medicare Part D claims in 2024
In 2024, Dr. Winshall wrote 120 Medicare Part D claims. 80% of them were for generic drugs. CMS names the drug for 37 of them, across 2 drugs with 11 or more claims each, at $79 in total drug cost. In 2019, CMS named 373 claims across 18 drugs.
Dr. Winshall's Part D claims by kind of drug, 2024
- Generic96 claims80%
- Brand-name24 claims20%
Dr. Winshall'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.
Part D claims for drugs CMS names, 2019 to 2024
- 2019
- 2024
- Claims for drugs CMS names
- 2019: 3732024: 3790%
Drugs named by CMS: 2 in 2024, 18 in 2019.
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
For MedTech and pharma teams
Filter 7.4M+ HCPs by Medicare procedures, Part D drugs and Open Payments history, then reach them with verified contacts in one login.
Dr. Robert J. Winshall received $225 in industry payments from 2018 to 2019
CMS Open Payments shows 3 general payments to Dr. Winshall from 3 drug and device companies from 2018 to 2019. Food and beverage make up the largest share, 100% of the total. Amarin Pharma Inc. paid the most, $125.
General payments to Dr. Winshall by program year, 2018 to 2019
Companies that paid Dr. Winshall the most, 2018 to 2019
Share is of all general payments to this clinician.
Source: Open Payments (CMS), 2025 data, released July 7, 2026
Dr. Robert J. Winshall graduated from Wayne State University School Of Medicine
Dr. Winshall graduated from Wayne State University School Of Medicine in 1973.
- Medical school
Source: Dmand AI Professional Profile Data
Dr. Robert J. Winshall accepts plans from 2 insurance carriers
Dr. Winshall is in network with 2 carriers, including Blue Cross Blue Shield of Massachusetts and HCSC. Medicare plans come from the most carriers, 2. Check the plan with the practice before a visit.
- Blue Cross Blue Shield of Massachusetts
- HCSC
Plan types Dr. Winshall accepts, by number of carriers
- Medicare2
- PPO2
Source: Dmand AI Insurance Network Data
Sources for Dr. Robert J. Winshall'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 Affiliation DataDmand AI Practice Data |
| Primary practice, affiliations and health system | Dmand AI Affiliation DataDmand AI Org Hierarchy 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 Data |
| 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) |
| Industry payments | Open Payments (CMS) (opens in a new tab) |
| Training, board certification and memberships | Dmand AI Professional Profile Data |
| Insurance carriers and plan types | Dmand AI Insurance Network 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. Robert J. Winshall
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. Robert J. Winshall's NPI number?
Dr. Robert J. Winshall's NPI number is 1942363908. It was assigned on December 19, 2006, and it is active in the NPI Registry.
What kind of doctor is Dr. Robert J. Winshall?
Dr. Robert J. Winshall is a general practice physician in Oroville, California. The primary specialty in the NPI Registry is General Practice Physician (taxonomy code 208D00000X).
Where does Dr. Robert J. Winshall practice?
Dr. Winshall practices at 2167 Montgomery St, Oroville, CA 95965. Dr. Winshall also practices at 2145 5th Ave, Oroville, CA 95965. Dr. Winshall's primary practice is Feather River Tribal Health - Oroville (Montgomery St) in Oroville, California. Dmand AI also links Dr. Winshall to 2 government and correctional health sites.
What is Dr. Robert J. Winshall's office phone number?
The practice phone on file for Dr. Winshall is (916) 534-3793.
What is Dr. Robert J. Winshall's medical license number?
Dr. Winshall's California license number on file is G38611.
Does Dr. Robert J. Winshall accept Medicare?
Yes. CMS data shows Dr. Winshall billed Medicare for 12 services in 2016.
What services does Dr. Robert J. Winshall bill to Medicare?
In 2016, Dr. Winshall's most billed Medicare services were office visit, established patient (99213).
Where did Dr. Robert J. Winshall go to medical school?
Dr. Winshall graduated from Wayne State University School Of Medicine in 1973.
What drugs does Dr. Robert J. Winshall prescribe most?
In 2024 Medicare Part D data, Dr. Winshall's most prescribed drugs by claims were Risperidone and Simvastatin.
Has Dr. Robert J. Winshall received payments from drug or device companies?
CMS Open Payments shows $225 in general payments to Dr. Winshall from 3 companies from 2018 to 2019. The largest total came from Amarin Pharma Inc.
How long has Dr. Robert J. Winshall been practicing?
Dr. Winshall graduated from medical school in 1973, 53 years ago.
What insurance does Dr. Robert J. Winshall accept?
Dr. Winshall is in network with 2 carriers, including Blue Cross Blue Shield of Massachusetts and HCSC. Medicare plans come from the most carriers, 2. Check the plan with the practice before a visit.
Selling to general practice practices?
See general practice physicians in California by site of care and group
Find the practices, groups and hospitals they work with, and the right people to contact at each.
- 30 days free
- Self-serve
- No credit card