Dr. Gregory David Weygandt, DO
- Part D claims, 2024
- 127
- Industry payments
- $1,017
- Affiliated sites
- 4
- Medical group
- 1
- Insurance carriers
- 1
- Practice address
- 1809 National Ave, San Diego, CA 92113
- Practice phone
- Call (619) 234-8171
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Primary practice
Logan Heights Family Health Center
FQHC - Main Site · San Diego, California
Find Dr. Weygandt'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. Gregory David Weygandt is a family medicine physician in San Diego, California
Dr. Weygandt practices at Logan Heights Family Health Center in San Diego, California.
Dr. Weygandt's NPI, 1336728559, was assigned on April 5, 2021. Dr. Weygandt graduated from Touro University California - Vallejo in 2021. Dr. Weygandt holds California license 20A20464.
- NPI
- 1336728559NPI Registry (opens in a new tab)
- NPI enumeration date
- April 5, 2021
- NPI status
- Active
- Practice phone
- (619) 234-8171
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- Sex
- Male
- Estimated age
- 31
- Medical school graduation
- 2021
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; and Dmand AI Affiliation Data
Dr. Gregory David Weygandt practices at Logan Heights Family Health Center in San Diego, California
Dr. Weygandt's primary practice is Logan Heights Family Health Center, at 1809 National Ave, San Diego, CA 92113. The practice phone is (619) 234-8171.
- Logan Heights Family Health Center1809 National Ave, San Diego, CA 92113Phone(619) 234-8171
Source: Dmand AI Affiliation Data
Dr. Gregory David Weygandt is affiliated with 4 sites of care and 1 medical group
Dr. Weygandt's primary practice is Logan Heights Family Health Center in San Diego, California. The medical group on file is Family Health Centers of San Diego. Dmand AI also links Dr. Weygandt to 1 more community health center, 1 ambulatory surgery center and 1 urgent care center, each named with a free account. Dr. Weygandt's employer is on file too: a community health center (fqhc).
Sources: Dmand AI Affiliation Data; and Dmand AI Org Hierarchy Data
Dmand AI tracks the EHR system at Dr. Gregory David Weygandt's practice
Dmand AI tracks the electronic health record (EHR) system at each site where Dr. Weygandt practices, 4 sites in all. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| Logan Heights Family Health Center | Available with a free account |
| +3 more affiliated sites | Available with a free account |
Source: Dmand AI Technology Install Data
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Dr. Gregory David Weygandt is one of 15,680 family medicine physicians in California
Family medicine is Dr. Weygandt's primary specialty in the NPI Registry, under taxonomy code 207Q00000X. Dr. Weygandt is board certified in family medicine by the American Board of Family Medicine. Dr. Weygandt is licensed in California.
Specialties and state licenses
- Family medicine, CaliforniaPrimary
Family medicine physicians near Dr. Weygandt
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. Gregory David Weygandt's patients have a median age of 39
Across all payers, Dmand AI patient panel data puts Dr. Weygandt's median patient age at 39, with 32% women.
Dr. Weygandt's patients across all payers
Dmand AI patient panel data covers Medicare, Medicaid and commercial patients.
Patient panel by age, all payers
Median age 39
Patient panel by sex, all payers
- Women32%
- Men65%
Source: Dmand AI Patient Panel Data
Dr. Gregory David Weygandt wrote 127 Medicare Part D claims in 2024
In 2024, Dr. Weygandt wrote 127 Medicare Part D claims for 26 patients. 92% of them were for generic drugs.
Dr. Weygandt's Part D claims by kind of drug, 2024
- Generic117 claims92%
- Brand-name and other10 claims8%
Drug classes CMS tracks in Dr. Weygandt's Part D claims, 2024
- Antibiotics10%13 of 127 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
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Dr. Gregory David Weygandt received $1,017 in industry payments from 2023 to 2025
CMS Open Payments shows 18 general payments to Dr. Weygandt from 5 drug and device companies from 2023 to 2025. Food and beverage make up the largest share, 100% of the total. ViiV Healthcare Company paid the most, $416.
General payments to Dr. Weygandt by program year, 2023 to 2025
Companies that paid Dr. Weygandt the most, 2023 to 2025
Share is of all general payments to this clinician.
Source: Open Payments (CMS), 2025 data, released July 7, 2026
Dr. Gregory David Weygandt graduated from Touro University California - Vallejo
Dr. Weygandt graduated from Touro University California - Vallejo in 2021.
- Medical school
- Board certified in family medicine
Source: Dmand AI Professional Profile Data
Dr. Gregory David Weygandt accepts plans from 1 insurance carrier
Dr. Weygandt is in network with 1 carrier, including CMS Medicare. Medicare plans come from the most carriers, 1. Check the plan with the practice before a visit.
- CMS Medicare
Source: Dmand AI Insurance Network Data
Sources for Dr. Gregory David Weygandt'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) |
| 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. Gregory David Weygandt
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. Gregory David Weygandt's NPI number?
Dr. Gregory David Weygandt's NPI number is 1336728559. It was assigned on April 5, 2021, and it is active in the NPI Registry.
What kind of doctor is Dr. Gregory David Weygandt?
Dr. Gregory David Weygandt is a family medicine physician in San Diego, California. The primary specialty in the NPI Registry is Family Medicine Physician (taxonomy code 207Q00000X).
Where does Dr. Gregory David Weygandt practice?
Dr. Weygandt practices at 1809 National Ave, San Diego, CA 92113. Dr. Weygandt's primary practice is Logan Heights Family Health Center in San Diego, California. Dmand AI also links Dr. Weygandt to 1 community health center, 1 ambulatory surgery center and 1 urgent care center.
What is Dr. Gregory David Weygandt's office phone number?
The practice phone on file for Dr. Weygandt is (619) 234-8171.
What is Dr. Gregory David Weygandt's medical license number?
Dr. Weygandt holds California license 20A20464.
What medical group is Dr. Gregory David Weygandt part of?
Dr. Weygandt is linked to Family Health Centers of San Diego.
Is Dr. Gregory David Weygandt board certified?
Yes. Dr. Weygandt is board certified in family medicine by the American Board of Family Medicine.
Where did Dr. Gregory David Weygandt go to medical school?
Dr. Weygandt graduated from Touro University California - Vallejo in 2021.
Has Dr. Gregory David Weygandt received payments from drug or device companies?
CMS Open Payments shows $1,017 in general payments to Dr. Weygandt from 5 companies from 2023 to 2025. The largest total came from ViiV Healthcare Company.
How long has Dr. Gregory David Weygandt been practicing?
Dr. Weygandt graduated from medical school in 2021, 5 years ago.
What insurance does Dr. Gregory David Weygandt accept?
Dr. Weygandt is in network with 1 carrier, including CMS Medicare. Medicare plans come from the most carriers, 1. Check the plan with the practice before a visit.
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