Dr. Thomas Joseph Kaiser, MD
- Medicare services, 2024
- 30
- Medicare patients, 2024
- 31
- Part D claims, 2023
- 59
- MIPS score, 2024
- 92
- Hospital affiliations
- 1
- Practice address
- 1375 University Avenue, Healdsburg, CA 95448
- Practice phone
- Call (707) 431-6500
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Primary practice
Find Dr. Kaiser'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. Thomas Joseph Kaiser is a cardiologist in Healdsburg, California
Dr. Kaiser practices at Healdsburg Hospital in Healdsburg, California, part of Providence Health & Services.
Dr. Kaiser's NPI, 1104882653, was assigned on April 25, 2006. Dr. Kaiser graduated from University Of Michigan Medical School in 1962. Dr. Kaiser's California license number on file is C25587.
- NPI
- 1104882653NPI Registry (opens in a new tab)
- NPI enumeration date
- April 25, 2006
- NPI status
- Active
- Practice phone
- (707) 431-6500
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- Sex
- Male
- Estimated age
- 90
- Medical school graduation
- 1962
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; and Dmand AI Affiliation Data
Dr. Thomas Joseph Kaiser practices at Healdsburg Hospital in Healdsburg, California
Dr. Kaiser's primary practice is Healdsburg Hospital, at 1375 University Avenue, Healdsburg, CA 95448 in Sonoma County. The practice phone is (707) 431-6500.
- Healdsburg Hospital1375 University Avenue, Healdsburg, CA 95448 · Sonoma CountyPhone(707) 431-6500
Source: Dmand AI Affiliation Data
Dr. Thomas Joseph Kaiser is affiliated with 1 site of care and 1 medical group
Dr. Kaiser's primary practice is Healdsburg Hospital in Healdsburg, California, part of Providence Health & Services. The medical group on file is Healdsburg Hospital.
Sources: Dmand AI Affiliation Data; and Dmand AI Org Hierarchy Data
Dmand AI tracks the EHR system at Dr. Thomas Joseph Kaiser's practice
Dmand AI tracks the electronic health record (EHR) system at each site where Dr. Kaiser practices. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| Healdsburg Hospital | Available with a free account |
Source: Dmand AI Technology Install Data
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Dr. Thomas Joseph Kaiser is one of 2,375 cardiologists in California
Cardiovascular disease is Dr. Kaiser's primary specialty in the NPI Registry, under taxonomy code 207RC0000X. Dr. Kaiser is board certified in cardiovascular disease by the American Board of Internal Medicine. Dr. Kaiser has a license on file in California.
Specialties and state licenses
- Cardiovascular disease, CaliforniaPrimary
Cardiologists near Dr. Kaiser
Counts of 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. Thomas Joseph Kaiser billed Medicare for 30 services in 2024
CMS data shows 30 Medicare services from Dr. Kaiser across 1 procedure code in 2024, for 31 Medicare patients. Medicare paid $199 for them. Every service was in a facility, such as a hospital, rather than an office.
Dr. Kaiser's Medicare services by type, 2022 to 2024
- 2022
- 2024
- Tests and treatments
- 2022: 2062024: 3085%
Dr. Kaiser compared with the California median for cardiologists, 2024
- Dr. Kaiser
- California median
- Medicare services
- 30vs 1,56098% below
- Medicare patients
- 31vs 64495% below
- Part D claims
- 59vs 1,41096% below
Medians across 2,237 cardiologists in California with Dmand AI profiles that report each measure.
Dr. Kaiser'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.
Need commercial claims for Dr. Kaiser?
Medicare shows one payer. Book a meeting to get commercial claims data for Dr. Kaiser and other cardiologists in California.
Sources: Medicare Physician & Other Practitioners - by Provider and Service (CMS), 2024 data; and Dmand AI Peer Benchmarks
Dr. Thomas Joseph Kaiser treated 31 Medicare patients in 2024, average age 78
CMS counts 31 Medicare patients who saw Dr. Kaiser in 2024. The largest group is 85 and over, with 12 patients. 75% of them have high blood pressure, and 75% have high cholesterol. 52% are also on Medicaid. Their average risk score is 2.47, 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. Kaiser's median patient age at 80, with 26% women.
Dr. Kaiser's Medicare patients by age, 2024
CMS leaves out age groups with fewer than 11 patients.
Dr. Kaiser's Medicare patients by sex, 2024
- Women1445%
- Men1755%
Chronic conditions among Dr. Kaiser's Medicare patients, 2024
- High blood pressure75%
- High cholesterol75%
- Mood disorders68%
- Depression61%
- Heart failure61%
- Atrial fibrillation58%
- Chronic kidney disease52%
- Arthritis48%
Share of Medicare patients with each condition. A patient can have several.
Dr. Kaiser's patients across all payers
Dmand AI patient panel data covers Medicare, Medicaid and commercial patients.
Patient panel by age, all payers
Median age 80
Patient panel by sex, all payers
- Women26%
- Men74%
Sources: Dmand AI Patient Panel Data; and Medicare Physician & Other Practitioners - by Provider (CMS), 2024 data
Dr. Thomas Joseph Kaiser wrote 59 Medicare Part D claims in 2023
In 2023, Dr. Kaiser wrote 59 Medicare Part D claims. They cover 4 drugs, with $18,837 in total drug cost. In 2022, CMS named 521 claims across 17 drugs.
Dr. Kaiser's most prescribed drugs by claims, 2023
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, 2022 to 2023
- 2022
- 2023
- Claims for drugs CMS names
- 2022: 5212023: 5989%
Drugs named by CMS: 4 in 2023, 17 in 2022.
Source: Medicare Part D Prescribers - by Provider and Drug (CMS), 2024 data, released May 6, 2026
Dr. Thomas Joseph Kaiser scored 92 out of 100 in Medicare's MIPS program for 2024
CMS publishes a Merit-based Incentive Payment System (MIPS) score of 92 out of 100 for Dr. Kaiser for performance year 2024, reported as part of a group.
Dr. Kaiser's MIPS scores, performance year 2024
- 92of 100Final score
- 81.9of 100Quality
- 99of 100Promoting Interoperability
- 40of 100Improvement Activities
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. Thomas Joseph Kaiser received $2,468 in industry payments from 2016 to 2019
CMS Open Payments shows 102 general payments to Dr. Kaiser from 16 drug and device companies from 2016 to 2019. Food and beverage make up the largest share, 84% of the total. Smith & Nephew, Inc. paid the most, $902.
General payments to Dr. Kaiser by program year, 2016 to 2019
General payments to Dr. Kaiser by kind, 2016 to 2019
- Food and beverage$2,07084%
- Travel and lodging$39816%
Companies that paid Dr. Kaiser the most, 2016 to 2019
Share is of all general payments to this clinician.
Source: Open Payments (CMS), 2025 data, released July 7, 2026
Dr. Thomas Joseph Kaiser has 1 award and honors on record
Dmand AI lists 1 award for Dr. Kaiser, most recently CMS Stage 1 EHR in 2013.
Awards and honors for Dr. Kaiser
- 2013
- CMS Stage 1 EHR
Source: Dmand AI Professional Profile Data
Dr. Thomas Joseph Kaiser graduated from University Of Michigan Medical School
Dr. Kaiser graduated from University Of Michigan Medical School in 1962.
- Medical school
- Board certified in cardiovascular disease
- Board certified in internal medicine
Source: Dmand AI Professional Profile Data
Dr. Thomas Joseph Kaiser accepts plans from 4 insurance carriers
Dr. Kaiser is in network with 4 carriers, including Blue Cross Blue Shield of Massachusetts, HCSC and Regence Health Plans. Medicare plans come from the most carriers, 4. Check the plan with the practice before a visit.
- Blue Cross Blue Shield of Massachusetts
- HCSC
- Regence Health Plans
- CMS Medicare
Plan types Dr. Kaiser accepts, by number of carriers
- Medicare4
- PPO3
Source: Dmand AI Insurance Network Data
Sources for Dr. Thomas Joseph Kaiser'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) |
| Part D prescribing | Medicare Part D Prescribers - by Provider and Drug (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) |
| Industry payments | Open Payments (CMS) (opens in a new tab) |
| Awards and committee roles | Dmand AI Professional Profile Data |
| 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. Thomas Joseph Kaiser
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. Thomas Joseph Kaiser's NPI number?
Dr. Thomas Joseph Kaiser's NPI number is 1104882653. It was assigned on April 25, 2006, and it is active in the NPI Registry.
What kind of doctor is Dr. Thomas Joseph Kaiser?
Dr. Thomas Joseph Kaiser is a cardiologist in Healdsburg, California. The primary specialty in the NPI Registry is Cardiovascular Disease Physician (taxonomy code 207RC0000X).
Where does Dr. Thomas Joseph Kaiser practice?
Dr. Kaiser practices at 1375 University Avenue, Healdsburg, CA 95448. Dr. Kaiser's primary practice is Healdsburg Hospital in Healdsburg, California, part of Providence Health & Services.
What is Dr. Thomas Joseph Kaiser's office phone number?
The practice phone on file for Dr. Kaiser is (707) 431-6500.
What is Dr. Thomas Joseph Kaiser's medical license number?
Dr. Kaiser's California license number on file is C25587.
Which hospitals is Dr. Thomas Joseph Kaiser affiliated with?
Dr. Kaiser practices at Healdsburg Hospital in Healdsburg, California.
What medical group is Dr. Thomas Joseph Kaiser part of?
Dr. Kaiser is linked to Healdsburg Hospital.
Does Dr. Thomas Joseph Kaiser accept Medicare?
Yes. CMS data shows Dr. Kaiser billed Medicare for 30 services in 2024.
What is Dr. Thomas Joseph Kaiser's MIPS score?
Dr. Kaiser's MIPS final score for performance year 2024 is 92 out of 100, reported as part of a group.
How many Medicare patients does Dr. Thomas Joseph Kaiser see?
CMS counts 31 Medicare patients who saw Dr. Kaiser in 2024, with an average age of 78.
Show 7 more questionsShow fewer questions
Is Dr. Thomas Joseph Kaiser board certified?
Yes. Dr. Kaiser is board certified in cardiovascular disease by the American Board of Internal Medicine.
What services does Dr. Thomas Joseph Kaiser bill to Medicare?
In 2024, Dr. Kaiser's most billed Medicare services were heart test or procedure (93010).
Where did Dr. Thomas Joseph Kaiser go to medical school?
Dr. Kaiser graduated from University Of Michigan Medical School in 1962.
What drugs does Dr. Thomas Joseph Kaiser prescribe most?
In 2023 Medicare Part D data, Dr. Kaiser's most prescribed drugs by claims were Metoprolol Succinate, Amlodipine Besylate and Eliquis.
Has Dr. Thomas Joseph Kaiser received payments from drug or device companies?
CMS Open Payments shows $2,468 in general payments to Dr. Kaiser from 16 companies from 2016 to 2019. The largest total came from Smith & Nephew, Inc.
How long has Dr. Thomas Joseph Kaiser been practicing?
Dr. Kaiser graduated from medical school in 1962, 64 years ago.
What insurance does Dr. Thomas Joseph Kaiser accept?
Dr. Kaiser is in network with 4 carriers, including Blue Cross Blue Shield of Massachusetts, HCSC and Regence Health Plans. Medicare plans come from the most carriers, 4. Check the plan with the practice before a visit.
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