Dr. Charles Frederick Tuffli Jr., MD

  • Gilroy, CA
  • Interventional cardiologist
NPI1316129398
Medicare services, 2017
125
Part D claims, 2017
28
Industry payments
$148
Affiliated sites
1
Insurance carriers
3
Practice address
2100 Forest Ave Suite 101 Suite 101, San Jose, CA 95128
Practice phone
Call (408) 286-6900
Professional email
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Personal email
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Mobile number
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Social profiles

Primary practice

Charles Tuffli Jr, MD

Physician office · San Jose, California

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Dr. Charles Frederick Tuffli Jr. is an interventional cardiologist in Gilroy, California

Dr. Tuffli practices at Charles Tuffli Jr, MD in San Jose, California.

Dr. Tuffli's NPI, 1316129398, was assigned on November 30, 2007. Dr. Tuffli graduated from Harvard Medical School in 1969. Dr. Tuffli's California license number on file is G021128.

NPI and contact details
NPI enumeration date
November 30, 2007
NPI status
Active
Practice phone
(408) 286-6900
Professional email
Get email
Personal email
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Mobile number
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Sex
Male
Medical school graduation
1969

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

Dr. Charles Frederick Tuffli Jr. practices in San Jose and Gilroy

Dr. Tuffli's primary practice is Charles Tuffli Jr, MD, at 2100 Forest Ave Suite 101 Suite 101, San Jose, CA 95128. The practice phone is (408) 286-6900. The NPI Registry lists Dr. Tuffli's practice address as 9400 No Name Uno, Gilroy, CA 95020.

  • Charles Tuffli Jr, MDPrimary
    2100 Forest Ave Suite 101 Suite 101, San Jose, CA 95128Phone(408) 286-6900
  • NPI Registry address
    9400 No Name Uno, Gilroy, CA 95020 · Santa Clara CountyPhone(408) 286-6900

Sources: NPPES NPI Registry (CMS); Dmand AI Affiliation Data; and Dmand AI Practice Data

Dr. Charles Frederick Tuffli Jr. is affiliated with 1 site of care

Dr. Tuffli's primary practice is Charles Tuffli Jr, MD in San Jose, California.

Charles Tuffli Jr, MDPhysician office · San Jose, CaliforniaPrimary

Source: Dmand AI Affiliation Data

Dmand AI tracks the EHR system at Dr. Charles Frederick Tuffli Jr.'s practice

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

EHR by site
SiteEHR vendor and product
Charles Tuffli Jr, MDAvailable with a free account

Source: Dmand AI Technology Install Data

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Dr. Charles Frederick Tuffli Jr. is one of 582 interventional cardiologists in California

Interventional cardiology is Dr. Tuffli's primary specialty in the NPI Registry, under taxonomy code 207RI0011X. Dr. Tuffli is board certified in cardiovascular disease by the American Board of Internal Medicine. Dmand AI has Dr. Tuffli's licenses on file in 2 states: California and Colorado.

Specialties and state licenses

  • Interventional cardiology, CaliforniaPrimaryLicense G021128 · 1971 to 2023 · taxonomy 207RI0011X
  • Colorado license1974 to 1976

Interventional cardiologists near Dr. Tuffli

Counts of interventional cardiologists 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. Charles Frederick Tuffli Jr. billed Medicare for 125 services in 2017

CMS data shows 125 Medicare services from Dr. Tuffli across 6 procedure codes in 2017. Medicare paid $1,964 for them.

Medicare services, 2017125
Paid by Medicare$1,964
Procedure codes6

Dr. Tuffli's Medicare services by type, 2016 to 2017

  • 2016
  • 2017
Office and hospital visits
2016: 3812017: 6683%
Lab and pathology
2016: 1152017: 3570%
Tests and treatments
2016: 2262017: 2489%
Imaging
2016: 322017: 0100%
Other services
2016: 602017: 0100%

Where Dr. Tuffli's Medicare services took place, 2017

  • In an office11390%
  • In a facility1210%

Dr. Tuffli compared with the California median for interventional cardiologists, 2017

  • Dr. Tuffli
  • California median
Medicare services
125vs 2,38795% below
Part D claims
28vs 1,82698% below

Medians across 573 interventional cardiologists in California with Dmand AI profiles that report each measure.

Dr. Tuffli's most billed Medicare procedure codes, 2017

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

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

Dr. Charles Frederick Tuffli Jr.'s patients have a median age of 78

Across all payers, Dmand AI patient panel data puts Dr. Tuffli's median patient age at 78, with 33% women.

Dr. Tuffli's patients across all payers

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

Patient panel by age, all payers

Median age 78

Patient panel by sex, all payers

  • Women33%
  • Men67%

Source: Dmand AI Patient Panel Data

Dr. Charles Frederick Tuffli Jr. wrote 28 Medicare Part D claims in 2017

In 2017, Dr. Tuffli wrote 28 Medicare Part D claims. Every claim was for a generic drug. They cover 2 drugs, with $592 in total drug cost. In 2016, CMS named 291 claims across 12 drugs.

Part D claims, 201728
Drugs named by CMS2
Total drug cost$592

Dr. Tuffli's most prescribed drugs by claims, 2017

CMS names a drug when it has 11 or more claims. Share is of the claims for drugs CMS names.

Part D claims for drugs CMS names, 2016 to 2017

  • 2016
  • 2017
Claims for drugs CMS names
2016: 2912017: 2890%

Drugs named by CMS: 2 in 2017, 12 in 2016.

See all prescribing by Dr. Tuffli

Source: Medicare Part D Prescribers - by Provider and Drug (CMS), 2024 data, released May 6, 2026

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Dr. Charles Frederick Tuffli Jr. received $148 in industry payments from 2016 to 2017

CMS Open Payments shows 8 general payments to Dr. Tuffli from 6 drug and device companies from 2016 to 2017. Food and beverage make up the largest share, 100% of the total. Amgen Inc. paid the most, $52.

General payments to Dr. Tuffli by program year, 2016 to 2017

Companies that paid Dr. Tuffli the most, 2016 to 2017

Share is of all general payments to this clinician.

See all payments to Dr. Tuffli

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

Dr. Charles Frederick Tuffli Jr. has 1 award and honors on record

Dmand AI lists 1 award for Dr. Tuffli.

Awards and honors for Dr. Tuffli

  1. Undated
    • ACC Fellow

Source: Dmand AI Professional Profile Data

Dr. Charles Frederick Tuffli Jr. graduated from Harvard Medical School

Dr. Tuffli graduated from Harvard Medical School in 1969. Dr. Tuffli is a member of ACC.

  1. Medical schoolHarvard Medical School
  2. Board certified in cardiovascular diseaseAmerican Board of Internal Medicine
  3. Board certified in internal medicineAmerican Board of Internal Medicine

Source: Dmand AI Professional Profile Data

Dr. Charles Frederick Tuffli Jr. accepts plans from 3 insurance carriers

Dr. Tuffli is in network with 3 carriers, including Elevance, Blue Cross Blue Shield of Massachusetts and HCSC. Medicare plans come from the most carriers, 3. Check the plan with the practice before a visit.

  • Elevance
  • Blue Cross Blue Shield of Massachusetts
  • HCSC

Plan types Dr. Tuffli accepts, by number of carriers

  1. Medicare3
  2. PPO3
  3. EPO1
  4. HMO1
  5. POS1

Source: Dmand AI Insurance Network Data

Sources for Dr. Charles Frederick Tuffli Jr.'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 phoneNPPES NPI Registry (CMS) (opens in a new tab)Dmand AI Affiliation DataDmand AI Practice 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 Data
Part D prescribingMedicare Part D Prescribers - by Provider and Drug (CMS) (opens in a new tab)
Industry paymentsOpen Payments (CMS) (opens in a new tab)
Awards and committee rolesDmand AI Professional Profile Data
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. Charles Frederick Tuffli Jr.

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. Charles Frederick Tuffli Jr.'s NPI number?

Dr. Charles Frederick Tuffli Jr.'s NPI number is 1316129398. It was assigned on November 30, 2007, and it is active in the NPI Registry.

What kind of doctor is Dr. Charles Frederick Tuffli Jr.?

Dr. Charles Frederick Tuffli Jr. is an interventional cardiologist in Gilroy, California. The primary specialty in the NPI Registry is Interventional Cardiology Physician (taxonomy code 207RI0011X).

Where does Dr. Charles Frederick Tuffli Jr. practice?

Dr. Tuffli practices at 2100 Forest Ave Suite 101 Suite 101, San Jose, CA 95128. Dr. Tuffli also practices at 9400 No Name Uno, Gilroy, CA 95020. Dr. Tuffli's primary practice is Charles Tuffli Jr, MD in San Jose, California.

What is Dr. Charles Frederick Tuffli Jr.'s office phone number?

The practice phone on file for Dr. Tuffli is (408) 286-6900.

What is Dr. Charles Frederick Tuffli Jr.'s medical license number?

Dr. Tuffli's California license number on file is G021128, one of the licenses on file in 2 states.

Which states has Dr. Charles Frederick Tuffli Jr. been licensed in?

Dmand AI has state licenses on file for Dr. Tuffli in California (1971 to 2023) and Colorado (1974 to 1976).

Does Dr. Charles Frederick Tuffli Jr. accept Medicare?

Yes. CMS data shows Dr. Tuffli billed Medicare for 125 services in 2017.

Is Dr. Charles Frederick Tuffli Jr. board certified?

Yes. Dr. Tuffli is board certified in cardiovascular disease by the American Board of Internal Medicine.

What services does Dr. Charles Frederick Tuffli Jr. bill to Medicare?

In 2017, Dr. Tuffli's most billed Medicare services were lab and pathology test (85610), office visit, established patient (99211) and office visit, established patient (99214).

Where did Dr. Charles Frederick Tuffli Jr. go to medical school?

Dr. Tuffli graduated from Harvard Medical School in 1969.

Show 4 more questionsShow fewer questions

What drugs does Dr. Charles Frederick Tuffli Jr. prescribe most?

In 2017 Medicare Part D data, Dr. Tuffli's most prescribed drugs by claims were Warfarin Sodium and Metoprolol Succinate.

Has Dr. Charles Frederick Tuffli Jr. received payments from drug or device companies?

CMS Open Payments shows $148 in general payments to Dr. Tuffli from 6 companies from 2016 to 2017. The largest total came from Amgen Inc.

How long has Dr. Charles Frederick Tuffli Jr. been practicing?

Dr. Tuffli graduated from medical school in 1969, 57 years ago.

What insurance does Dr. Charles Frederick Tuffli Jr. accept?

Dr. Tuffli is in network with 3 carriers, including Elevance, Blue Cross Blue Shield of Massachusetts and HCSC. Medicare plans come from the most carriers, 3. Check the plan with the practice before a visit.

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