Dr. Jonathan David Kaiser, MD
- Part D claims, 2024
- 204
- Hospital affiliations
- 1
- State license
- 1
- Year NPI issued
- 2006
- Practice address
- 347 Andrieux St, Sonoma, CA 95476
- Practice phone
- Call (707) 935-5000
- 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. Jonathan David Kaiser is an internist in Sonoma, California
Dr. Kaiser practices at Sonoma Valley Hospital in Sonoma, California, part of Sonoma Valley Hospital.
Dr. Kaiser's NPI, 1467521484, was assigned on November 6, 2006. Dr. Kaiser graduated from McGovern Medical School in 1984. Dr. Kaiser holds California license A42113.
- NPI
- 1467521484NPI Registry (opens in a new tab)
- NPI enumeration date
- November 6, 2006
- NPI status
- Active
- Practice phone
- (707) 935-5000
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- Sex
- Male
- Medical school graduation
- 1984
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; and Dmand AI Affiliation Data
Dr. Jonathan David Kaiser practices at Sonoma Valley Hospital in Sonoma, California
Dr. Kaiser's primary practice is Sonoma Valley Hospital, at 347 Andrieux St, Sonoma, CA 95476 in Sonoma County. The practice phone is (707) 935-5000.
- Sonoma Valley Hospital347 Andrieux St, Sonoma, CA 95476 · Sonoma CountyPhone(707) 935-5000
Source: Dmand AI Affiliation Data
Dr. Jonathan David Kaiser is affiliated with 1 site of care
Dr. Kaiser's primary practice is Sonoma Valley Hospital in Sonoma, California, part of Sonoma Valley Hospital.
Sources: Dmand AI Affiliation Data; and Dmand AI Org Hierarchy Data
Dmand AI tracks the EHR system at Dr. Jonathan David 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 |
|---|---|
| Sonoma Valley Hospital | Available with a free account |
Source: Dmand AI Technology Install Data
For health IT teams
Dmand AI maps EHR vendors, IT decision makers and buying committees across Sonoma Valley Hospital and 6.2K+ hospitals, with verified contacts in the same login.
Dr. Jonathan David Kaiser is one of 16,751 internists in California
Internal medicine is Dr. Kaiser's primary specialty in the NPI Registry, under taxonomy code 207R00000X. Dr. Kaiser is licensed in California.
Specialties and state licenses
- Internal medicine, CaliforniaPrimary
Internists near Dr. Kaiser
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. Jonathan David Kaiser's patients have a median age of 56
Across all payers, Dmand AI patient panel data puts Dr. Kaiser's median patient age at 56, with 60% women.
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 56
Patient panel by sex, all payers
- Women60%
- Men40%
Source: Dmand AI Patient Panel Data
Dr. Jonathan David Kaiser wrote 204 Medicare Part D claims in 2024
In 2024, Dr. Kaiser wrote 204 Medicare Part D claims for 16 patients. 81% of them were for generic drugs. CMS names the drug for 125 of them, across 9 drugs with 11 or more claims each, at $19,496 in total drug cost. In 2023, CMS named 102 claims across 6 drugs.
Dr. Kaiser's Part D claims by kind of drug, 2024
- Generic165 claims81%
- Brand-name39 claims19%
Dr. Kaiser'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. Kaiser's Part D claims, 2024
- Opioids7%14 of 204 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: 1022024: 12523%
Drugs named by CMS: 9 in 2024, 6 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
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Filter 7.4M+ HCPs by Medicare procedures, Part D drugs and Open Payments history, then reach them with verified contacts in one login.
Dr. Jonathan David Kaiser graduated from McGovern Medical School
Dr. Kaiser graduated from McGovern Medical School in 1984.
- Medical school
Source: Dmand AI Professional Profile Data
Sources for Dr. Jonathan David 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 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) |
| Training, board certification and memberships | Dmand AI Professional Profile 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. Jonathan David 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. Jonathan David Kaiser's NPI number?
Dr. Jonathan David Kaiser's NPI number is 1467521484. It was assigned on November 6, 2006, and it is active in the NPI Registry.
What kind of doctor is Dr. Jonathan David Kaiser?
Dr. Jonathan David Kaiser is an internist in Sonoma, California. The primary specialty in the NPI Registry is Internal Medicine Physician (taxonomy code 207R00000X).
Where does Dr. Jonathan David Kaiser practice?
Dr. Kaiser practices at 347 Andrieux St, Sonoma, CA 95476. Dr. Kaiser's primary practice is Sonoma Valley Hospital in Sonoma, California, part of Sonoma Valley Hospital.
What is Dr. Jonathan David Kaiser's office phone number?
The practice phone on file for Dr. Kaiser is (707) 935-5000.
What is Dr. Jonathan David Kaiser's medical license number?
Dr. Kaiser holds California license A42113.
Which hospitals is Dr. Jonathan David Kaiser affiliated with?
Dr. Kaiser practices at Sonoma Valley Hospital in Sonoma, California.
Where did Dr. Jonathan David Kaiser go to medical school?
Dr. Kaiser graduated from McGovern Medical School in 1984.
What drugs does Dr. Jonathan David Kaiser prescribe most?
In 2024 Medicare Part D data, Dr. Kaiser's most prescribed drugs by claims were Levothyroxine Sodium, Gabapentin and Hydrocortisone.
How long has Dr. Jonathan David Kaiser been practicing?
Dr. Kaiser graduated from medical school in 1984, 42 years ago.
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