Dr. Phong Thanh Dargon, MD

  • San Bernardino, CA
  • Vascular surgeon
NPI1679733927PAC ID0244475168
Medicare services, 2024
1,323
Medicare patients, 2024
321
Part D claims, 2024
56
Publications
14
MIPS score, 2024
75
Practice address
401 E Highland Ave, San Bernardino, CA 92404
Professional email
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Personal email
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Mobile number
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Social profiles

Primary practice

Seven Oaks Surgery Center LLC - HOPD

Acute Care Hospital outpatient department · San Bernardino, California

See all 6 affiliations

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Dr. Phong Thanh Dargon is a vascular surgeon in San Bernardino, California

Dr. Dargon practices at Seven Oaks Surgery Center LLC - HOPD in San Bernardino, California.

Dr. Dargon's NPI, 1679733927, was assigned on June 11, 2008. Dr. Dargon graduated from UMass Chan Medical School in 2008. Dr. Dargon's California license number on file is A128212.

NPI and contact details
Medicare PAC ID
0244475168
NPI enumeration date
June 11, 2008
NPI status
Active
Accepts Medicare assignment
Yes
Professional email
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Personal email
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Mobile number
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Sex
Male
Estimated age
44
Medical school graduation
2008

Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; Dmand AI Affiliation Data; and Doctors and Clinicians National Downloadable File (CMS)

Dr. Phong Thanh Dargon practices at Seven Oaks Surgery Center LLC - HOPD in San Bernardino, California

Dr. Dargon's primary practice is Seven Oaks Surgery Center LLC - HOPD, at 401 E Highland Ave, San Bernardino, CA 92404.

  • Seven Oaks Surgery Center LLC - HOPD
    401 E Highland Ave, San Bernardino, CA 92404

Source: Dmand AI Affiliation Data

Dr. Phong Thanh Dargon is affiliated with 4 sites of care and 2 medical groups

Dr. Dargon's primary practice is Seven Oaks Surgery Center LLC - HOPD in San Bernardino, California. Dr. Dargon is also affiliated with Dignity Health - St. Bernardine Medical Center. The medical group on file is Western Bariatric AMC. Dmand AI also links Dr. Dargon to 1 more hospital, 1 ambulatory surgery center and 1 medical group, each named with a free account.

See all 6 affiliations for Dr. Dargon

Source: Dmand AI Affiliation Data

Dmand AI tracks the EHR system at Dr. Phong Thanh Dargon's practice

Dmand AI tracks the electronic health record (EHR) system at each site where Dr. Dargon practices, 4 sites in all. Vendor and product names are available with a free account.

EHR by site
SiteEHR vendor and product
Seven Oaks Surgery Center LLC - HOPDAvailable with a free account
+3 more sites and 1 medical groupAvailable with a free account

Source: Dmand AI Technology Install Data

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Dr. Phong Thanh Dargon is one of 532 vascular surgeons in California

Vascular surgery is Dr. Dargon's primary specialty in the NPI Registry, under taxonomy code 2086S0129X. Dmand AI has Dr. Dargon's licenses on file in 3 states: California, Massachusetts and Oregon.

Specialties and state licenses

  • Vascular surgery, CaliforniaPrimaryLicense A128212 · 2013 to 2025 · taxonomy 2086S0129X
  • Surgery, MassachusettsLicense 236799 · taxonomy 208600000X
  • Oregon licenseSince 2013

Clinical focus

Dmand AI lists blood vessel access for dialysis, chronic skin ulcer, leg revascularization and peripheral vascular disease among the conditions Dr. Dargon treats.

Vascular surgeons near Dr. Dargon

Counts of vascular surgeons with a Dmand AI profile, by place and practice. Each opens the list.

532vascular surgeons in California
2vascular surgeons in San Bernardino

Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; and Dmand AI Peer Benchmarks

Dr. Phong Thanh Dargon billed Medicare for 1,323 services in 2024

CMS data shows 1,323 Medicare services from Dr. Dargon across 20 procedure codes in 2024, for 321 Medicare patients. Medicare paid $92,213 for them.

Medicare services, 20241,323
Medicare patients321
Paid by Medicare$92,213
Procedure codes20

Dr. Dargon's Medicare services by type, 2023 to 2024

  • 2023
  • 2024
Tests and treatments
2023: 1,6492024: 56466%
Other services
2023: 1,3242024: 49762%
Office and hospital visits
2023: 2582024: 11257%
Drugs given in the office
2023: 3602024: 6682%
Imaging
2023: 1972024: 4478%
Surgery
2023: 5092024: 4092%

Where Dr. Dargon's Medicare services took place, 2024

  • In an office1,21192%
  • In a facility1128%

Dr. Dargon compared with the California median for vascular surgeons, 2024

  • Dr. Dargon
  • California median
Medicare services
1,323vs 6092.2 times
Medicare patients
321vs 27218% above
Part D claims
50vs 559% below

Medians across 499 vascular surgeons in California with Dmand AI profiles that report each measure.

Dr. Dargon's most billed Medicare procedure codes, 2024

CMS publishes codes billed for 11 or more Medicare patients. Each label is the code family; CPT descriptions are licensed by the AMA.

See all procedures by Dr. Dargon

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Sources: Medicare Physician & Other Practitioners - by Provider and Service (CMS), 2024 data; and Dmand AI Peer Benchmarks

Dr. Phong Thanh Dargon treated 321 Medicare patients in 2024, average age 69

CMS counts 321 Medicare patients who saw Dr. Dargon in 2024. The largest group is 65 to 74, with 125 patients. 75% of them have high blood pressure, and 75% have high cholesterol. 71% are also on Medicaid. Their average risk score is 5.45, where 1.00 is the Medicare average, so they are sicker than most Medicare patients.

Across all payers, Dmand AI patient panel data puts Dr. Dargon's median patient age at 62, with 44% women.

Medicare patients, 2024321
Average age69
Average risk score5.45
Also on Medicaid71%

Dr. Dargon's Medicare patients by age, 2024

Dr. Dargon's Medicare patients by sex, 2024

  • Women13743%
  • Men18457%

Chronic conditions among Dr. Dargon's Medicare patients, 2024

  1. High blood pressure75%
  2. High cholesterol75%
  3. Diabetes74%
  4. Chronic kidney disease68%
  5. Heart failure55%
  6. Ischemic heart disease50%
  7. Arthritis46%
  8. COPD32%

Share of Medicare patients with each condition. A patient can have several.

Dr. Dargon's patients across all payers

Dmand AI patient panel data covers Medicare, Medicaid and commercial patients.

Patient panel by age, all payers

Median age 62

Patient panel by sex, all payers

  • Women44%
  • Men55%

Sources: Dmand AI Patient Panel Data; and Medicare Physician & Other Practitioners - by Provider (CMS), 2024 data

Dr. Phong Thanh Dargon wrote 56 Medicare Part D claims in 2024

In 2024, Dr. Dargon wrote 56 Medicare Part D claims for 39 patients. 98% of them were for generic drugs. CMS names the drug for 50 of them, across 3 drugs with 11 or more claims each, at $654 in total drug cost. In 2023, CMS named 159 claims across 3 drugs.

Part D claims, 202456
Drugs named by CMS3
Total drug cost$654
Part D patients39

Dr. Dargon's Part D claims by kind of drug, 2024

  • Generic55 claims98%
  • Brand-name and other1 claims2%

Dr. Dargon'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. Dargon's Part D claims, 2024

  • Opioids27%15 of 56 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: 1592024: 5069%

Drugs named by CMS: 3 in 2024, 3 in 2023.

See all prescribing by Dr. Dargon

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

Dr. Phong Thanh Dargon scored 75 out of 100 in Medicare's MIPS program for 2024

CMS publishes a Merit-based Incentive Payment System (MIPS) score of 75 out of 100 for Dr. Dargon for performance year 2024, reported individually. Dr. Dargon accepts Medicare assignment, so Medicare's approved amount is taken as full payment. CMS counts 18 procedures of leg revascularization (restoring blood flow) by Dr. Dargon, more than 77% of the clinicians it reports for that procedure.

Accepts Medicare assignment
Yes
MIPS final score, 2024
75 of 100

Where Dr. Dargon ranks in Medicare procedure volume

Removal of tissue
70th percentile22 procedures
Leg revascularization (restoring blood flow)
77th percentile18 procedures

CMS ranks each clinician against every clinician it reports for the same procedure category.

Skin biopsy: 1 to 10 procedures (CMS shows small counts as a range)

Sources: Doctors and Clinicians National Downloadable File (CMS); Clinician Public Reporting: Overall MIPS Performance (CMS), 2024 data, released September 10, 2026; and Doctors and Clinicians Utilization Data (CMS)

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Dr. Phong Thanh Dargon has 14 publications on record

Dmand AI links 14 papers to Dr. Dargon, published from 2009 to 2014. 2013 was the busiest year, with 5. The most frequent topics are Aortic Aneurysm, Abdominal, Atherosclerosis and Chi-Square Distribution. Dr. Dargon has published most often in J Vasc Surg. Dr. Dargon's most frequent co-authors are Gregory Louis Moneta, MD, Amir Farzin Azarbal, MD and John Francis Eidt, MD.

Papers14
Years published2009 to 2014

Dr. Dargon's papers by year, 2009 to 2014

Topics Dr. Dargon writes about most

  • Aortic Aneurysm, Abdominal
  • Atherosclerosis
  • Chi-Square Distribution
  • Endovascular Procedures
  • Hyperplasia
  • Ischemia
  • Length of Stay
  • Limb Salvage

Dr. Dargon's most frequent co-authors

Recent publications by Dr. Dargon

See all 14 publications and co-authors

See who Dr. Dargon researches with

Physician Network Discovery turns co-authorship, shared hospitals and shared groups into a map of who Dr. Dargon works with, so you can find a warm path to the right vascular surgeons.

How network discovery works

Sources: PubMed (National Library of Medicine); and Dmand AI Research Linkage

Dr. Phong Thanh Dargon received $7,038 in industry payments from 2016 to 2025

CMS Open Payments shows 83 general payments to Dr. Dargon from 22 drug and device companies from 2016 to 2025. Food and beverage make up the largest share, 61% of the total. TissueTech, Inc. paid the most, $1,450.

General payments to Dr. Dargon by program year, 2016 to 2025

General payments to Dr. Dargon by kind, 2016 to 2025

$7Kin total
  • Food and beverage$4,25961%
  • Travel and lodging$2,66938%
  • Education$1102%

Companies that paid Dr. Dargon the most, 2016 to 2025

Share is of all general payments to this clinician.

See all payments to Dr. Dargon

Source: Open Payments (CMS), 2025 data, released July 7, 2026

Dr. Phong Thanh Dargon graduated from UMass Chan Medical School

Dr. Dargon graduated from UMass Chan Medical School in 2008.

  1. Medical schoolUMass Chan Medical School

Source: Dmand AI Professional Profile Data

Dr. Phong Thanh Dargon accepts plans from 9 insurance carriers

Dr. Dargon is in network with 9 carriers, including Blue Cross Blue Shield of Michigan, Aetna and LA Care. Medicare plans come from the most carriers, 8. Check the plan with the practice before a visit.

  • Blue Cross Blue Shield of Michigan
  • Aetna
  • LA Care
  • Blue Cross Blue Shield of Massachusetts
  • HCSC
  • Molina
  • Regence Health Plans
  • CMS Medicare
  • +1 more carriersWith a free account

Plan types Dr. Dargon accepts, by number of carriers

  1. Medicare8
  2. HMO5
  3. PPO4
  4. POS2
  5. Medicaid1

Source: Dmand AI Insurance Network Data

Sources for Dr. Phong Thanh Dargon's profile data

Sources for the data on this page
Data on this pageSource
NPI, name, sex, specialty and licensesNPPES NPI Registry (CMS) (opens in a new tab)Dmand AI Professional Profile Data
Practice locations and phoneDmand AI Affiliation Data
Primary practice, affiliations and health systemDmand AI Affiliation Data
Medicare services and procedure codesMedicare Physician & Other Practitioners - by Provider and Service (CMS) (opens in a new tab)
State medians for the same specialtyDmand AI Peer Benchmarks
Medicare patients and the all-payer patient panelDmand AI Patient Panel DataMedicare Physician & Other Practitioners - by Provider (CMS) (opens in a new tab)
Part D prescribingMedicare 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 percentilesDoctors and Clinicians National Downloadable File (CMS) (opens in a new tab)Clinician Public Reporting: Overall MIPS Performance (CMS) (opens in a new tab)Doctors and Clinicians Utilization Data (CMS) (opens in a new tab)
Publications, topics and co-authorsPubMed (National Library of Medicine) (opens in a new tab)Dmand AI Research Linkage
Industry paymentsOpen Payments (CMS) (opens in a new tab)
Training, board certification and membershipsDmand AI Professional Profile Data
Insurance carriers and plan typesDmand AI Insurance Network Data
EHR at each practice siteDmand AI Technology Install Data
Similar physiciansDmand AI Affiliation Data

Data last refreshed October 2026Report an inaccuracyRemove my information

FAQ

Frequently asked questions about Dr. Phong Thanh Dargon

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. Phong Thanh Dargon's NPI number?

Dr. Phong Thanh Dargon's NPI number is 1679733927. It was assigned on June 11, 2008, and it is active in the NPI Registry.

What kind of doctor is Dr. Phong Thanh Dargon?

Dr. Phong Thanh Dargon is a vascular surgeon in San Bernardino, California. The primary specialty in the NPI Registry is Vascular Surgery Physician (taxonomy code 2086S0129X).

Where does Dr. Phong Thanh Dargon practice?

Dr. Dargon practices at 401 E Highland Ave, San Bernardino, CA 92404. Dr. Dargon's primary practice is Seven Oaks Surgery Center LLC - HOPD in San Bernardino, California. Dmand AI also links Dr. Dargon to 1 hospital, 1 ambulatory surgery center and 1 medical group.

What is Dr. Phong Thanh Dargon's medical license number?

Dr. Dargon's California license number on file is A128212, one of the licenses on file in 3 states.

Which states has Dr. Phong Thanh Dargon been licensed in?

Dmand AI has state licenses on file for Dr. Dargon in California (2013 to 2025), Massachusetts and Oregon (since 2013).

Which hospitals is Dr. Phong Thanh Dargon affiliated with?

Dr. Dargon is affiliated with Dignity Health - St. Bernardine Medical Center. Dmand AI links Dr. Dargon to 1 more hospital.

What medical group is Dr. Phong Thanh Dargon part of?

Dr. Dargon is linked to Western Bariatric AMC. Dmand AI links Dr. Dargon to 1 more medical group.

Does Dr. Phong Thanh Dargon accept Medicare?

Yes. CMS data shows Dr. Dargon billed Medicare for 1,323 services in 2024, and Dr. Dargon accepts Medicare assignment.

What is Dr. Phong Thanh Dargon's MIPS score?

Dr. Dargon's MIPS final score for performance year 2024 is 75 out of 100, reported individually.

How many Medicare patients does Dr. Phong Thanh Dargon see?

CMS counts 321 Medicare patients who saw Dr. Dargon in 2024, with an average age of 69.

Show 8 more questionsShow fewer questions

What services does Dr. Phong Thanh Dargon bill to Medicare?

In 2024, Dr. Dargon's most billed Medicare services were medicare temporary code (Q9967), blood vessel study (93922) and blood vessel study (93925).

Where did Dr. Phong Thanh Dargon go to medical school?

Dr. Dargon graduated from UMass Chan Medical School in 2008.

What drugs does Dr. Phong Thanh Dargon prescribe most?

In 2024 Medicare Part D data, Dr. Dargon's most prescribed drugs by claims were Clopidogrel, Hydrocodone-Acetaminophen and Atorvastatin Calcium.

Has Dr. Phong Thanh Dargon received payments from drug or device companies?

CMS Open Payments shows $7,038 in general payments to Dr. Dargon from 22 companies from 2016 to 2025. The largest total came from TissueTech, Inc.

How long has Dr. Phong Thanh Dargon been practicing?

Dr. Dargon graduated from medical school in 2008, 18 years ago.

Does Dr. Phong Thanh Dargon do research?

Dmand AI links 14 publications to Dr. Dargon, published from 2009 to 2014.

Who does Dr. Phong Thanh Dargon publish with?

Dr. Dargon's most frequent co-authors are Gregory Louis Moneta, MD (3 shared papers), Amir Farzin Azarbal, MD (2 shared papers) and John Francis Eidt, MD (2 shared papers).

What insurance does Dr. Phong Thanh Dargon accept?

Dr. Dargon is in network with 9 carriers, including Blue Cross Blue Shield of Michigan, Aetna and LA Care. Medicare plans come from the most carriers, 8. Check the plan with the practice before a visit.

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