Dr. Tad Antognini, MD
- Part D claims, 2024
- 3,672
- Industry payments
- $339
- Affiliated sites
- 1
- Medical group
- 1
- Insurance carriers
- 2
- Practice address
- 710 Lawrence Expy, Santa Clara, CA 95051
- Practice phone
- Call (408) 851-1000
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Primary practice
Permanente Medical Group Inc
Santa Clara, California
Find Dr. Antognini'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. Tad Antognini is a family medicine physician in Santa Clara, California
Dr. Antognini practices at Permanente Medical Group Inc in Santa Clara, California.
Dr. Antognini's NPI, 1447609847, was assigned on June 7, 2016. Dr. Antognini graduated from UMass Chan Medical School in 2015. Dr. Antognini's Pennsylvania license number on file is MT211488.
- NPI
- 1447609847NPI Registry (opens in a new tab)
- Medicare PAC ID
- 2062709272
- NPI enumeration date
- June 7, 2016
- NPI status
- Active
- Accepts Medicare assignment
- Yes
- Practice phone
- (408) 851-1000
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- Sex
- Male
- 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)
Dr. Tad Antognini practices at Permanente Medical Group Inc in Santa Clara, California
Dr. Antognini's primary practice is Permanente Medical Group Inc, at 710 Lawrence Expy, Santa Clara, CA 95051 in Santa Clara County. The practice phone is (408) 851-1000.
- Permanente Medical Group Inc710 Lawrence Expy, Santa Clara, CA 95051 · Santa Clara CountyPhone(408) 851-1000
Sources: NPPES NPI Registry (CMS); and Dmand AI Practice Data
Dr. Tad Antognini is affiliated with 2 sites of care and 1 medical group
Dr. Antognini's primary practice is Permanente Medical Group Inc in Santa Clara, California. The medical group on file is The Permanente Medical Group, Inc. Dmand AI also links Dr. Antognini to 1 more group practice or clinic, 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 Dr. Tad Antognini's practice
Dmand AI tracks the electronic health record (EHR) system at each site where Dr. Antognini practices. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| Permanente Medical Group Inc | Available with a free account |
| +1 more affiliated site | Available with a free account |
Source: Dmand AI Technology Install Data
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Dr. Tad Antognini is one of 15,680 family medicine physicians in California
Family medicine is Dr. Antognini's primary specialty in the NPI Registry, under taxonomy code 207Q00000X. Dr. Antognini is board certified in family medicine by the American Board of Family Medicine. Dmand AI has Dr. Antognini's licenses on file in 2 states: Pennsylvania and California.
Specialties and state licenses
- Family medicine, PennsylvaniaPrimary
- California license
Clinical focus
Dmand AI lists lower back pain and thoracic spine disorders among the conditions Dr. Antognini treats.
Family medicine physicians near Dr. Antognini
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. Tad Antognini's patients have a median age of 57
Across all payers, Dmand AI patient panel data puts Dr. Antognini's median patient age at 57, with 31% women.
Dr. Antognini's patients across all payers
Dmand AI patient panel data covers Medicare, Medicaid and commercial patients.
Patient panel by age, all payers
Median age 57
Patient panel by sex, all payers
- Women31%
- Men69%
Source: Dmand AI Patient Panel Data
Dr. Tad Antognini wrote 3,672 Medicare Part D claims in 2024
In 2024, Dr. Antognini wrote 3,672 Medicare Part D claims for 367 patients. 92% of them were for generic drugs. CMS names the drug for 3,086 of them, across 74 drugs with 11 or more claims each, at $107,261 in total drug cost. In 2023, CMS named 2,780 claims across 73 drugs.
Dr. Antognini's Part D claims by kind of drug, 2024
- Generic3,370 claims92%
- Brand-name283 claims8%
- Other19 claims1%
Dr. Antognini'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. Antognini's Part D claims, 2024
- Opioids3%111 of 3,672 claims
- Antibiotics3%105 of 3,672 claims
- Antipsychotics, patients 65 and over1%22 of 3,672 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: 2,7802024: 3,08611%
Drugs named by CMS: 74 in 2024, 73 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
How Dr. Tad Antognini takes part in Medicare
Dr. Antognini 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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Dr. Tad Antognini received $339 in industry payments from 2017 to 2019
CMS Open Payments shows 9 general payments to Dr. Antognini from 6 drug and device companies from 2017 to 2019. Food and beverage make up the largest share, 97% of the total. Amarin Pharma Inc. paid the most, $146.
General payments to Dr. Antognini by program year, 2017 to 2019
General payments to Dr. Antognini by kind, 2017 to 2019
- Food and beverage$32997%
- Education$103%
Companies that paid Dr. Antognini the most, 2017 to 2019
Share is of all general payments to this clinician.
Source: Open Payments (CMS), 2025 data, released July 7, 2026
Dr. Tad Antognini graduated from UMass Chan Medical School
Dr. Antognini graduated from UMass Chan Medical School in 2015.
- Medical school
- Board certified in family medicine
Source: Dmand AI Professional Profile Data
Dr. Tad Antognini accepts plans from 2 insurance carriers
Dr. Antognini is in network with 2 carriers, including Kaiser Permanente and CMS Medicare. EPO plans come from the most carriers, 1. Check the plan with the practice before a visit.
- Kaiser Permanente
- CMS Medicare
Plan types Dr. Antognini accepts, by number of carriers
- EPO1
- HMO1
- Medicare1
- POS1
Source: Dmand AI Insurance Network Data
Sources for Dr. Tad Antognini'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 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) |
| 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 |
| 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. Tad Antognini
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. Tad Antognini's NPI number?
Dr. Tad Antognini's NPI number is 1447609847. It was assigned on June 7, 2016, and it is active in the NPI Registry.
What kind of doctor is Dr. Tad Antognini?
Dr. Tad Antognini is a family medicine physician in Santa Clara, California. The primary specialty in the NPI Registry is Family Medicine Physician (taxonomy code 207Q00000X).
Where does Dr. Tad Antognini practice?
Dr. Antognini practices at 710 Lawrence Expy, Santa Clara, CA 95051. Dr. Antognini's primary practice is Permanente Medical Group Inc in Santa Clara, California. Dmand AI also links Dr. Antognini to 1 group practice or clinic.
What is Dr. Tad Antognini's office phone number?
The practice phone on file for Dr. Antognini is (408) 851-1000.
What is Dr. Tad Antognini's medical license number?
Dr. Antognini's Pennsylvania license number on file is MT211488, one of the licenses on file in 2 states.
Which states has Dr. Tad Antognini been licensed in?
Dmand AI has state licenses on file for Dr. Antognini in Pennsylvania (2016 to 2019) and California (2019 to 2025).
What medical group is Dr. Tad Antognini part of?
Dr. Antognini is linked to The Permanente Medical Group, Inc.
Does Dr. Tad Antognini accept Medicare?
Yes. CMS lists Dr. Antognini as accepting Medicare assignment.
Is Dr. Tad Antognini board certified?
Yes. Dr. Antognini is board certified in family medicine by the American Board of Family Medicine.
Where did Dr. Tad Antognini go to medical school?
Dr. Antognini graduated from UMass Chan Medical School in 2015.
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What drugs does Dr. Tad Antognini prescribe most?
In 2024 Medicare Part D data, Dr. Antognini's most prescribed drugs by claims were Atorvastatin Calcium, Amlodipine Besylate and Losartan Potassium.
Has Dr. Tad Antognini received payments from drug or device companies?
CMS Open Payments shows $339 in general payments to Dr. Antognini from 6 companies from 2017 to 2019. The largest total came from Amarin Pharma Inc.
How long has Dr. Tad Antognini been practicing?
Dr. Antognini graduated from medical school in 2015, 11 years ago.
What insurance does Dr. Tad Antognini accept?
Dr. Antognini is in network with 2 carriers, including Kaiser Permanente and CMS Medicare. EPO plans come from the most carriers, 1. Check the plan with the practice before a visit.
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