Dr. Joseph Frantzias, MD
- Medicare services, 2024
- 12
- Medicare patients, 2024
- 34
- Publications
- 7
- MIPS score, 2024
- 89
- Hospital affiliations
- 2
- Practice address
- 300 Pasteur Drive, Stanford, CA 94305
- Practice phone
- Call (650) 723-4000
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Primary practice
Find Dr. Frantzias' 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. Joseph Frantzias is a neurosurgeon in Stanford, California
Dr. Frantzias practices at Stanford Hospital at 300 Pasteur Drive in Stanford, California, part of Stanford University.
Dr. Frantzias' NPI, 1750061594, was assigned on July 18, 2023. Dr. Frantzias' California license number on file is SPI780.
- NPI
- 1750061594NPI Registry (opens in a new tab)
- NPI enumeration date
- July 18, 2023
- NPI status
- Active
- Practice phone
- (650) 723-4000
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- Sex
- Male
- Estimated age
- 41
- Medical school graduation
- 2011
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; and Dmand AI Affiliation Data
Dr. Joseph Frantzias practices at Stanford Hospital at 300 Pasteur Drive in Stanford, California
Dr. Frantzias' primary practice is Stanford Hospital at 300 Pasteur Drive, at 300 Pasteur Drive, Stanford, CA 94305 in Santa Clara County. The practice phone is (650) 723-4000.
- Stanford Hospital at 300 Pasteur Drive300 Pasteur Drive, Stanford, CA 94305 · Santa Clara CountyPhone(650) 723-4000
Source: Dmand AI Affiliation Data
Dr. Joseph Frantzias is affiliated with 2 sites of care and 1 medical group
Dr. Frantzias' primary practice is Stanford Hospital at 300 Pasteur Drive in Stanford, California, part of Stanford University. The medical group on file is Stanford Health Care. Dmand AI also links Dr. Frantzias to 1 more hospital, named with a free account. Dr. Frantzias' employer is on file too: a hospital.
Sources: Dmand AI Affiliation Data; and Dmand AI Org Hierarchy Data
Dmand AI tracks the EHR system at Dr. Joseph Frantzias' practice
Dmand AI tracks the electronic health record (EHR) system at each site where Dr. Frantzias practices, 2 sites in all. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| Stanford Hospital at 300 Pasteur Drive | 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. Joseph Frantzias is one of 846 neurosurgeons in California
Neurological surgery is Dr. Frantzias' primary specialty in the NPI Registry, under taxonomy code 207T00000X. Dr. Frantzias has a license on file in California.
Specialties and state licenses
- Neurological surgery, CaliforniaPrimary
Neurosurgeons near Dr. Frantzias
Counts of neurosurgeons 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. Joseph Frantzias billed Medicare for 12 services in 2024
CMS data shows 12 Medicare services from Dr. Frantzias across 1 procedure code in 2024, for 34 Medicare patients. Medicare paid $1,225 for them. Every service was in a facility, such as a hospital, rather than an office.
Dr. Frantzias compared with the California median for neurosurgeons, 2024
- Dr. Frantzias
- California median
- Medicare services
- 12vs 21694% below
- Medicare patients
- 34vs 15478% below
Medians across 679 neurosurgeons in California with Dmand AI profiles that report each measure.
Dr. Frantzias' 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.
Need commercial claims for Dr. Frantzias?
Medicare shows one payer. Book a meeting to get commercial claims data for Dr. Frantzias and other neurosurgeons in California.
Sources: Medicare Physician & Other Practitioners - by Provider and Service (CMS), 2024 data; and Dmand AI Peer Benchmarks
Dr. Joseph Frantzias treated 34 Medicare patients in 2024, average age 72
CMS counts 34 Medicare patients who saw Dr. Frantzias in 2024. The largest group is 65 to 74, with 17 patients. 75% of them have high blood pressure, and 75% have high cholesterol. Their average risk score is 1.44, where 1.00 is the Medicare average.
Across all payers, Dmand AI patient panel data puts Dr. Frantzias' median patient age at 63, with 17% women.
Dr. Frantzias' Medicare patients by age, 2024
CMS leaves out age groups with fewer than 11 patients.
Dr. Frantzias' Medicare patients by sex, 2024
- Women1750%
- Men1750%
Chronic conditions among Dr. Frantzias' Medicare patients, 2024
- High blood pressure75%
- High cholesterol75%
- Arthritis71%
- Mood disorders47%
- Anxiety44%
- Chronic kidney disease41%
- Depression41%
- Diabetes38%
Share of Medicare patients with each condition. A patient can have several.
Dr. Frantzias' patients across all payers
Dmand AI patient panel data covers Medicare, Medicaid and commercial patients.
Patient panel by age, all payers
Median age 63
Patient panel by sex, all payers
- Women17%
- Men83%
Sources: Dmand AI Patient Panel Data; and Medicare Physician & Other Practitioners - by Provider (CMS), 2024 data
Dr. Joseph Frantzias scored 89 out of 100 in Medicare's MIPS program for 2024
CMS publishes a Merit-based Incentive Payment System (MIPS) score of 89 out of 100 for Dr. Frantzias for performance year 2024, reported as part of a group.
Dr. Frantzias' MIPS scores, performance year 2024
- 89of 100Final score
- 87.1of 100Quality
- 100of 100Promoting Interoperability
- 40of 100Improvement Activities
- 70of 100Cost
Each score is out of 100. The final score weighs the categories CMS scored for this clinician.
Source: Clinician Public Reporting: Overall MIPS Performance (CMS), 2024 data, released September 10, 2026
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Dr. Joseph Frantzias has 7 publications on record
Dmand AI links 7 papers to Dr. Frantzias, published from 2016 to 2024. 2021 was the busiest year, with 2. The most frequent topics are Postoperative Complications. Dr. Frantzias has published most often in Acta Neurochir (Wien).
Dr. Frantzias' papers by year, 2016 to 2024
Topics Dr. Frantzias writes about most
- Postoperative Complications
Recent publications by Dr. Frantzias
Acta Neurochir (Wien)
Acta Neurochir (Wien)
See who Dr. Frantzias researches with
Physician Network Discovery turns co-authorship, shared hospitals and shared groups into a map of who Dr. Frantzias works with, so you can find a warm path to the right neurosurgeons.
Sources: PubMed (National Library of Medicine); and Dmand AI Research Linkage
Dr. Joseph Frantzias received $2,004 in industry payments in 2024
CMS Open Payments shows 12 general payments to Dr. Frantzias from 2 drug and device companies in 2024. Travel and lodging make up the largest share, 70% of the total. Stryker Corporation paid the most, $1,764.
General payments to Dr. Frantzias by kind, 2024 to 2024
- Travel and lodging$1,39870%
- Food and beverage$39019%
- Education$21711%
Companies that paid Dr. Frantzias the most, 2024 to 2024
Share is of all general payments to this clinician.
Source: Open Payments (CMS), 2025 data, released July 7, 2026
Dr. Joseph Frantzias accepts plans from 4 insurance carriers
Dr. Frantzias is in network with 4 carriers, including Blue Cross Blue Shield of Massachusetts, HCSC and Blue Cross Blue Shield of Michigan. Medicare plans come from the most carriers, 3. Check the plan with the practice before a visit.
- Blue Cross Blue Shield of Massachusetts
- HCSC
- Blue Cross Blue Shield of Michigan
- CMS Medicare
Plan types Dr. Frantzias accepts, by number of carriers
- Medicare3
- PPO3
Source: Dmand AI Insurance Network Data
Sources for Dr. Joseph Frantzias'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 services and procedure codes | Medicare Physician & Other Practitioners - by Provider and Service (CMS) (opens in a new tab) |
| State medians for the same specialty | Dmand AI Peer Benchmarks |
| Medicare patients and the all-payer patient panel | Dmand AI Patient Panel DataMedicare Physician & Other Practitioners - by Provider (CMS) (opens in a new tab) |
| MIPS scores, telehealth, assignment and procedure percentiles | Clinician Public Reporting: Overall MIPS Performance (CMS) (opens in a new tab) |
| Publications, topics and co-authors | PubMed (National Library of Medicine) (opens in a new tab)Dmand AI Research Linkage |
| Industry payments | Open Payments (CMS) (opens in a new tab) |
| 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. Joseph Frantzias
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. Joseph Frantzias' NPI number?
Dr. Joseph Frantzias' NPI number is 1750061594. It was assigned on July 18, 2023, and it is active in the NPI Registry.
What kind of doctor is Dr. Joseph Frantzias?
Dr. Joseph Frantzias is a neurosurgeon in Stanford, California. The primary specialty in the NPI Registry is Neurological Surgery Physician (taxonomy code 207T00000X).
Where does Dr. Joseph Frantzias practice?
Dr. Frantzias practices at 300 Pasteur Drive, Stanford, CA 94305. Dr. Frantzias' primary practice is Stanford Hospital at 300 Pasteur Drive in Stanford, California, part of Stanford University. Dmand AI also links Dr. Frantzias to 1 hospital.
What is Dr. Joseph Frantzias' office phone number?
The practice phone on file for Dr. Frantzias is (650) 723-4000.
What is Dr. Joseph Frantzias' medical license number?
Dr. Frantzias' California license number on file is SPI780.
Which hospitals is Dr. Joseph Frantzias affiliated with?
Dr. Frantzias practices at Stanford Hospital at 300 Pasteur Drive in Stanford, California. Dmand AI links Dr. Frantzias to 1 more hospital.
What medical group is Dr. Joseph Frantzias part of?
Dr. Frantzias is linked to Stanford Health Care.
Does Dr. Joseph Frantzias accept Medicare?
Yes. CMS data shows Dr. Frantzias billed Medicare for 12 services in 2024.
What is Dr. Joseph Frantzias' MIPS score?
Dr. Frantzias' MIPS final score for performance year 2024 is 89 out of 100, reported as part of a group.
How many Medicare patients does Dr. Joseph Frantzias see?
CMS counts 34 Medicare patients who saw Dr. Frantzias in 2024, with an average age of 72.
Show 5 more questionsShow fewer questions
What services does Dr. Joseph Frantzias bill to Medicare?
In 2024, Dr. Frantzias' most billed Medicare services were surgery: bones and joints (22842).
Has Dr. Joseph Frantzias received payments from drug or device companies?
CMS Open Payments shows $2,004 in general payments to Dr. Frantzias from 2 companies from 2024 to 2024. The largest total came from Stryker Corporation.
How long has Dr. Joseph Frantzias been practicing?
Dr. Frantzias graduated from medical school in 2011, 15 years ago.
Does Dr. Joseph Frantzias do research?
Dmand AI links 7 publications to Dr. Frantzias, published from 2016 to 2024.
What insurance does Dr. Joseph Frantzias accept?
Dr. Frantzias is in network with 4 carriers, including Blue Cross Blue Shield of Massachusetts, HCSC and Blue Cross Blue Shield of Michigan. Medicare plans come from the most carriers, 3. Check the plan with the practice before a visit.
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