Dr. Jonathan Sharp Grigsby, DO
- Part D claims, 2024
- 2,038
- Industry payments
- $784
- Affiliated sites
- 1
- Medical group
- 1
- State license
- 1
- Practice address
- 7526 Monterey Street, Gilroy, CA 95020
- Practice phone
- Call (408) 848-9400
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Primary practice
Gardner South County Health Center
FQHC - Main Site · Gilroy, California
Find Dr. Grigsby'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. Jonathan Sharp Grigsby is a family medicine physician in Gilroy, California
Dr. Grigsby practices at Gardner South County Health Center in Gilroy, California.
Dr. Grigsby's NPI, 1932549623, was assigned on June 27, 2013. Dr. Grigsby holds California license 20A12866.
- NPI
- 1932549623NPI Registry (opens in a new tab)
- NPI enumeration date
- June 27, 2013
- NPI status
- Active
- Practice phone
- (408) 848-9400
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- Sex
- Male
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; and Dmand AI Affiliation Data
Dr. Jonathan Sharp Grigsby practices at Gardner South County Health Center in Gilroy, California
Dr. Grigsby's primary practice is Gardner South County Health Center, at 7526 Monterey Street, Gilroy, CA 95020 in Santa Clara County. The practice phone is (408) 848-9400.
- Gardner South County Health Center7526 Monterey Street, Gilroy, CA 95020 · Santa Clara CountyPhone(408) 848-9400
Source: Dmand AI Affiliation Data
Dr. Jonathan Sharp Grigsby is affiliated with 1 site of care and 1 medical group
Dr. Grigsby's primary practice is Gardner South County Health Center in Gilroy, California. The medical group on file is Gardner Health Services.
Sources: Dmand AI Affiliation Data; and Dmand AI Org Hierarchy Data
Dmand AI tracks the EHR system at Dr. Jonathan Sharp Grigsby's practice
Dmand AI tracks the electronic health record (EHR) system at each site where Dr. Grigsby practices. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| Gardner South County Health Center | Available with a free account |
Source: Dmand AI Technology Install Data
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Dr. Jonathan Sharp Grigsby is one of 15,680 family medicine physicians in California
Family medicine is Dr. Grigsby's primary specialty in the NPI Registry, under taxonomy code 207Q00000X. Dr. Grigsby is licensed in California.
Specialties and state licenses
- Family medicine, CaliforniaPrimary
Family medicine physicians near Dr. Grigsby
Counts of family medicine 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. Jonathan Sharp Grigsby's patients have a median age of 63
Across all payers, Dmand AI patient panel data puts Dr. Grigsby's median patient age at 63, with 56% women.
Dr. Grigsby's patients across all payers
Dmand AI patient panel data covers Medicare, Medicaid and commercial patients.
Patient panel by age, all payers
Median age 63
Patient panel by sex, all payers
- Women56%
- Men43%
Source: Dmand AI Patient Panel Data
Dr. Jonathan Sharp Grigsby wrote 2,038 Medicare Part D claims in 2024
In 2024, Dr. Grigsby wrote 2,038 Medicare Part D claims for 155 patients. 81% of them were for generic drugs. CMS names the drug for 1,506 of them, across 48 drugs with 11 or more claims each, at $236,311 in total drug cost. In 2023, CMS named 1,633 claims across 55 drugs.
Dr. Grigsby's Part D claims by kind of drug, 2024
- Generic1,641 claims81%
- Brand-name and other397 claims19%
Dr. Grigsby'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 Dr. Grigsby's Part D claims, 2024
- Opioids2%45 of 2,038 claims
- Antibiotics1%30 of 2,038 claims
- Antipsychotics, patients 65 and over1%19 of 2,038 claims
Share of all Part D claims for each drug class CMS reports on. Classes with no claims are left out.
Part D claims for drugs CMS names, 2023 to 2024
- 2023
- 2024
- Claims for drugs CMS names
- 2023: 1,6332024: 1,5068%
Drugs named by CMS: 48 in 2024, 55 in 2023.
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
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Dr. Jonathan Sharp Grigsby received $784 in industry payments from 2017 to 2025
CMS Open Payments shows 28 general payments to Dr. Grigsby from 11 drug and device companies from 2017 to 2025. Food and beverage make up the largest share, 98% of the total. Bayer HealthCare Pharmaceuticals Inc. paid the most, $195.
General payments to Dr. Grigsby by program year, 2017 to 2025
General payments to Dr. Grigsby by kind, 2017 to 2025
- Food and beverage$77098%
- Education$132%
Companies that paid Dr. Grigsby the most, 2017 to 2025
Share is of all general payments to this clinician.
Source: Open Payments (CMS), 2025 data, released July 7, 2026
Sources for Dr. Jonathan Sharp Grigsby'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 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) |
| 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. Jonathan Sharp Grigsby
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. Jonathan Sharp Grigsby's NPI number?
Dr. Jonathan Sharp Grigsby's NPI number is 1932549623. It was assigned on June 27, 2013, and it is active in the NPI Registry.
What kind of doctor is Dr. Jonathan Sharp Grigsby?
Dr. Jonathan Sharp Grigsby is a family medicine physician in Gilroy, California. The primary specialty in the NPI Registry is Family Medicine Physician (taxonomy code 207Q00000X).
Where does Dr. Jonathan Sharp Grigsby practice?
Dr. Grigsby practices at 7526 Monterey Street, Gilroy, CA 95020. Dr. Grigsby's primary practice is Gardner South County Health Center in Gilroy, California.
What is Dr. Jonathan Sharp Grigsby's office phone number?
The practice phone on file for Dr. Grigsby is (408) 848-9400.
What is Dr. Jonathan Sharp Grigsby's medical license number?
Dr. Grigsby holds California license 20A12866.
What medical group is Dr. Jonathan Sharp Grigsby part of?
Dr. Grigsby is linked to Gardner Health Services.
What drugs does Dr. Jonathan Sharp Grigsby prescribe most?
In 2024 Medicare Part D data, Dr. Grigsby's most prescribed drugs by claims were Amlodipine Besylate, Atorvastatin Calcium and Trulicity.
Has Dr. Jonathan Sharp Grigsby received payments from drug or device companies?
CMS Open Payments shows $784 in general payments to Dr. Grigsby from 11 companies from 2017 to 2025. The largest total came from Bayer HealthCare Pharmaceuticals Inc.
How long has Dr. Jonathan Sharp Grigsby been practicing?
Dr. Grigsby's NPI was assigned in 2013.
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