Jessica Medestomas, FNP
- Part D claims, 2024
- 1,555
- MIPS score, 2024
- 77
- Hospital affiliations
- 2
- Industry payments
- $366
- Medical group
- 1
- Practice address
- 1601 Ygnacio Valley Rd, Walnut Creek, CA 94598
- Practice phone
- Call (925) 939-3000
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Primary practice
Find Jessica Medestomas' 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.
Jessica Medestomas is a family nurse practitioner in Walnut Creek, California
Jessica Medestomas practices at John Muir Medical Center, Walnut Creek in Walnut Creek, California, part of John Muir Health.
Jessica Medestomas' NPI, 1205341526, was assigned on December 8, 2017. Jessica Medestomas holds California license 95012165.
- NPI
- 1205341526NPI Registry (opens in a new tab)
- NPI enumeration date
- December 8, 2017
- NPI status
- Active
- Practice phone
- (925) 939-3000
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- Sex
- Female
- Estimated age
- 33
- Medical school graduation
- 2019
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; and Dmand AI Affiliation Data
Jessica Medestomas practices at John Muir Medical Center, Walnut Creek in Walnut Creek, California
Jessica Medestomas' primary practice is John Muir Medical Center, Walnut Creek, at 1601 Ygnacio Valley Rd, Walnut Creek, CA 94598 in Contra Costa County. The practice phone is (925) 939-3000.
- John Muir Medical Center, Walnut Creek1601 Ygnacio Valley Rd, Walnut Creek, CA 94598 · Contra Costa CountyPhone(925) 939-3000
Source: Dmand AI Affiliation Data
Jessica Medestomas is affiliated with 3 sites of care and 1 medical group
Jessica Medestomas' primary practice is John Muir Medical Center, Walnut Creek in Walnut Creek, California, part of John Muir Health. The medical group on file is CVS MinuteClinic. Dmand AI also links Jessica Medestomas to 1 more hospital and 1 group practice or clinic, each named with a free account.
Sources: Dmand AI Affiliation Data; and Dmand AI Org Hierarchy Data
Dmand AI tracks the EHR system at Jessica Medestomas' practice
Dmand AI tracks the electronic health record (EHR) system at each site where Jessica Medestomas practices, 3 sites in all. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| John Muir Medical Center, Walnut Creek | 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 John Muir Health and 6.2K+ hospitals, with verified contacts in the same login.
Jessica Medestomas is one of 13,532 family nurse practitioners in California
Family is Jessica Medestomas' primary specialty in the NPI Registry, under taxonomy code 363LF0000X. Jessica Medestomas is licensed in California.
Specialties and state licenses
- Family nurse practitioner, CaliforniaPrimary
Family nurse practitioners near Jessica Medestomas
Counts of family nurse practitioners 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
Jessica Medestomas' patients have a median age of 78
Across all payers, Dmand AI patient panel data puts Jessica Medestomas' median patient age at 78, with 58% women.
Jessica Medestomas' patients across all payers
Dmand AI patient panel data covers Medicare, Medicaid and commercial patients.
Patient panel by age, all payers
Median age 78
Patient panel by sex, all payers
- Women58%
- Men37%
Source: Dmand AI Patient Panel Data
Jessica Medestomas wrote 1,555 Medicare Part D claims in 2024
In 2024, Jessica Medestomas wrote 1,555 Medicare Part D claims for 165 patients. 81% of them were for generic drugs.
Jessica Medestomas' Part D claims by kind of drug, 2024
- Generic1,261 claims81%
- Brand-name and other294 claims19%
Drug classes CMS tracks in Jessica Medestomas' Part D claims, 2024
- Opioids2%31 of 1,555 claims
- Antibiotics3%45 of 1,555 claims
- Antipsychotics, patients 65 and over3%42 of 1,555 claims
Share of all Part D claims for each drug class CMS reports on. Classes with no claims are left out.
Source: Medicare Part D Prescribers - by Provider (CMS), 2024 data
Jessica Medestomas scored 77 out of 100 in Medicare's MIPS program for 2024
CMS publishes a Merit-based Incentive Payment System (MIPS) score of 77 out of 100 for Jessica Medestomas for performance year 2024, reported as part of a group.
Jessica Medestomas' MIPS scores, performance year 2024
- 77of 100Final score
- 65of 100Quality
- 40of 100Improvement Activities
- 87of 100Cost
Each score is out of 100. The final score weighs the categories CMS scored for this clinician.
Source: Clinician Public Reporting: Overall MIPS Performance (CMS), 2024 data, released September 10, 2026
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Filter 7.4M+ HCPs by Medicare procedures, Part D drugs and Open Payments history, then reach them with verified contacts in one login.
Jessica Medestomas received $366 in industry payments in 2025
CMS Open Payments shows 3 general payments to Jessica Medestomas from 3 drug and device companies in 2025. Food and beverage make up the largest share, 100% of the total. Argenx US, Inc. paid the most, $125.
Companies that paid Jessica Medestomas the most, 2025 to 2025
Share is of all general payments to this clinician.
Source: Open Payments (CMS), 2025 data, released July 7, 2026
Sources for Jessica Medestomas'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 | Dmand AI Affiliation Data |
| Primary practice, affiliations and health system | Dmand AI Affiliation DataDmand AI Org Hierarchy Data |
| Medicare patients and the all-payer patient panel | Dmand AI Patient Panel Data |
| Part D prescribing | Medicare Part D Prescribers - by Provider (CMS) (opens in a new tab) |
| MIPS scores, telehealth, assignment and procedure percentiles | Clinician Public Reporting: Overall MIPS Performance (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 Jessica Medestomas
Spotted something out of date? Email hello@dmand.ai and we will check the record. Contact details live in the free trial.
What is Jessica Medestomas' NPI number?
Jessica Medestomas' NPI number is 1205341526. It was assigned on December 8, 2017, and it is active in the NPI Registry.
What does Jessica Medestomas specialize in?
Jessica Medestomas is a family nurse practitioner in Walnut Creek, California. The primary specialty in the NPI Registry is Family Nurse Practitioner (taxonomy code 363LF0000X).
Where does Jessica Medestomas practice?
Jessica Medestomas practices at 1601 Ygnacio Valley Rd, Walnut Creek, CA 94598. Jessica Medestomas' primary practice is John Muir Medical Center, Walnut Creek in Walnut Creek, California, part of John Muir Health. Dmand AI also links Jessica Medestomas to 1 hospital and 1 group practice or clinic.
What is Jessica Medestomas' office phone number?
The practice phone on file for Jessica Medestomas is (925) 939-3000.
What is Jessica Medestomas' medical license number?
Jessica Medestomas holds California license 95012165.
Which hospitals is Jessica Medestomas affiliated with?
Jessica Medestomas practices at John Muir Medical Center, Walnut Creek in Walnut Creek, California. Dmand AI links Jessica Medestomas to 1 more hospital.
What medical group is Jessica Medestomas part of?
Jessica Medestomas is linked to CVS MinuteClinic.
What is Jessica Medestomas' MIPS score?
Jessica Medestomas' MIPS final score for performance year 2024 is 77 out of 100, reported as part of a group.
Has Jessica Medestomas received payments from drug or device companies?
CMS Open Payments shows $366 in general payments to Jessica Medestomas from 3 companies from 2025 to 2025. The largest total came from Argenx US, Inc.
How long has Jessica Medestomas been practicing?
Jessica Medestomas graduated from medical school in 2019, 7 years ago.
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