Dr. Jeffrey Phan, MD
- Part D claims, 2024
- 5,072
- Hospital affiliations
- 1
- Industry payments
- $194
- 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. Phan'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. Jeffrey Phan is an internist in Santa Clara, California
Dr. Phan practices at Permanente Medical Group Inc in Santa Clara, California.
Dr. Phan's NPI, 1740367671, was assigned on October 31, 2006. Dr. Phan graduated from Chicago Medical School at Rosalind Franklin University of Medicine and Science in 2000. Dr. Phan's California license number on file is A78243.
- NPI
- 1740367671NPI Registry (opens in a new tab)
- Medicare PAC ID
- 5890836282
- NPI enumeration date
- October 31, 2006
- 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
- 52
- Medical school graduation
- 2000
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; Dmand AI Practice Data; and Doctors and Clinicians National Downloadable File (CMS)
Dr. Jeffrey Phan practices at Permanente Medical Group Inc in Santa Clara, California
Dr. Phan'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. Jeffrey Phan is affiliated with 3 sites of care and 1 medical group
Dr. Phan's primary practice is Permanente Medical Group Inc in Santa Clara, California. Dr. Phan is also affiliated with Santa Clara Medical Center. The medical group on file is The Permanente Medical Group, Inc. Dmand AI also links Dr. Phan 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. Jeffrey Phan's practice
Dmand AI tracks the electronic health record (EHR) system at each site where Dr. Phan practices, 2 sites in all. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| Permanente Medical Group Inc | Available with a free account |
| +2 more affiliated sites | Available with a free account |
Source: Dmand AI Technology Install Data
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Dr. Jeffrey Phan is one of 16,751 internists in California
Internal medicine is Dr. Phan's primary specialty in the NPI Registry, under taxonomy code 207R00000X. Dr. Phan is board certified in internal medicine by the American Board of Internal Medicine. Dr. Phan has a license on file in California.
Specialties and state licenses
- Internal medicine, CaliforniaPrimary
Clinical focus
Dmand AI lists chronic hypertension among the conditions Dr. Phan treats.
Internists near Dr. Phan
Counts of internists 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. Jeffrey Phan's patients have a median age of 61
Across all payers, Dmand AI patient panel data puts Dr. Phan's median patient age at 61, with 36% women.
Dr. Phan's patients across all payers
Dmand AI patient panel data covers Medicare, Medicaid and commercial patients.
Patient panel by age, all payers
Median age 61
Patient panel by sex, all payers
- Women36%
- Men64%
Source: Dmand AI Patient Panel Data
Dr. Jeffrey Phan wrote 5,072 Medicare Part D claims in 2024
In 2024, Dr. Phan wrote 5,072 Medicare Part D claims for 595 patients. 89% of them were for generic drugs. CMS names the drug for 4,576 of them, across 82 drugs with 11 or more claims each, at $198,228 in total drug cost. In 2023, CMS named 4,538 claims across 74 drugs.
Dr. Phan's Part D claims by kind of drug, 2024
- Generic4,533 claims89%
- Brand-name479 claims9%
- Other60 claims1%
Dr. Phan'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. Phan's Part D claims, 2024
- Opioids2%110 of 5,072 claims
- Antibiotics2%85 of 5,072 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: 4,5382024: 4,5761%
Drugs named by CMS: 82 in 2024, 74 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. Jeffrey Phan takes part in Medicare
Dr. Phan 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. Jeffrey Phan received $194 in industry payments from 2020 to 2021
CMS Open Payments shows 4 general payments to Dr. Phan from 1 drug or device company from 2020 to 2021. Food and beverage make up the largest share, 100% of the total. SS White Burs, Inc. paid the most, $194.
General payments to Dr. Phan by program year, 2020 to 2021
Companies that paid Dr. Phan the most, 2020 to 2021
Share is of all general payments to this clinician.
Source: Open Payments (CMS), 2025 data, released July 7, 2026
Dr. Jeffrey Phan graduated from Chicago Medical School at Rosalind Franklin University of Medicine and Science
Dr. Phan graduated from Chicago Medical School at Rosalind Franklin University of Medicine and Science in 2000.
- Medical school
- Board certified in internal medicine
Source: Dmand AI Professional Profile Data
Dr. Jeffrey Phan accepts plans from 2 insurance carriers
Dr. Phan 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. Phan accepts, by number of carriers
- EPO1
- HMO1
- Medicare1
- POS1
Source: Dmand AI Insurance Network Data
Sources for Dr. Jeffrey Phan'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. Jeffrey Phan
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. Jeffrey Phan's NPI number?
Dr. Jeffrey Phan's NPI number is 1740367671. It was assigned on October 31, 2006, and it is active in the NPI Registry.
What kind of doctor is Dr. Jeffrey Phan?
Dr. Jeffrey Phan is an internist in Santa Clara, California. The primary specialty in the NPI Registry is Internal Medicine Physician (taxonomy code 207R00000X).
Where does Dr. Jeffrey Phan practice?
Dr. Phan practices at 710 Lawrence Expy, Santa Clara, CA 95051. Dr. Phan's primary practice is Permanente Medical Group Inc in Santa Clara, California. Dmand AI also links Dr. Phan to 1 group practice or clinic.
What is Dr. Jeffrey Phan's office phone number?
The practice phone on file for Dr. Phan is (408) 851-1000.
What is Dr. Jeffrey Phan's medical license number?
Dr. Phan's California license number on file is A78243.
Which hospitals is Dr. Jeffrey Phan affiliated with?
Dr. Phan is affiliated with Santa Clara Medical Center.
What medical group is Dr. Jeffrey Phan part of?
Dr. Phan is linked to The Permanente Medical Group, Inc.
Does Dr. Jeffrey Phan accept Medicare?
Yes. CMS lists Dr. Phan as accepting Medicare assignment.
Is Dr. Jeffrey Phan board certified?
Yes. Dr. Phan is board certified in internal medicine by the American Board of Internal Medicine.
Where did Dr. Jeffrey Phan go to medical school?
Dr. Phan graduated from Chicago Medical School at Rosalind Franklin University of Medicine and Science in 2000.
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What drugs does Dr. Jeffrey Phan prescribe most?
In 2024 Medicare Part D data, Dr. Phan's most prescribed drugs by claims were Atorvastatin Calcium, Amlodipine Besylate and Losartan Potassium.
Has Dr. Jeffrey Phan received payments from drug or device companies?
CMS Open Payments shows $194 in general payments to Dr. Phan from 1 company from 2020 to 2021. The largest total came from SS White Burs, Inc.
How long has Dr. Jeffrey Phan been practicing?
Dr. Phan graduated from medical school in 2000, 26 years ago.
What insurance does Dr. Jeffrey Phan accept?
Dr. Phan 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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