J Neurol Sci
Dr. Ken Hashimoto, MD
- Medicare services, 2024
- 2,105
- Medicare patients, 2024
- 170
- Part D claims, 2024
- 2,551
- Publications
- 4
- Hospital affiliations
- 1
- Practice address
- 23625 W R Holman Highway, Monterey, CA 93940
- Practice phone
- Call (831) 624-5311
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Find Dr. Hashimoto'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. Ken Hashimoto is a family medicine physician in Monterey, California
Dr. Hashimoto practices at Community Hospital of the Monterey Peninsula in Monterey, California, part of Montage Health.
Dr. Hashimoto's NPI, 1831179712, was assigned on January 18, 2006. Dr. Hashimoto graduated from Chicago Medical School at Rosalind Franklin University of Medicine and Science in 2001. Dr. Hashimoto's California license number on file is A85319.
- NPI
- 1831179712NPI Registry (opens in a new tab)
- Medicare PAC ID
- 6103890876
- NPI enumeration date
- January 18, 2006
- NPI status
- Active
- Accepts Medicare assignment
- Yes
- Practice phone
- (831) 624-5311
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- Sex
- Male
- Estimated age
- 51
- Medical school graduation
- 2001
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; Dmand AI Affiliation Data; and Doctors and Clinicians National Downloadable File (CMS)
Dr. Ken Hashimoto practices at Community Hospital of the Monterey Peninsula in Monterey, California
Dr. Hashimoto's primary practice is Community Hospital of the Monterey Peninsula, at 23625 W R Holman Highway, Monterey, CA 93940 in Monterey County. The practice phone is (831) 624-5311.
- Community Hospital of the Monterey Peninsula23625 W R Holman Highway, Monterey, CA 93940 · Monterey CountyPhone(831) 624-5311
Source: Dmand AI Affiliation Data
Dr. Ken Hashimoto is affiliated with 2 sites of care
Dr. Hashimoto's primary practice is Community Hospital of the Monterey Peninsula in Monterey, California, part of Montage Health. Dmand AI also links Dr. Hashimoto to 1 physician office, named with a free account.
Sources: Dmand AI Affiliation Data; and Dmand AI Org Hierarchy Data
Dmand AI tracks the EHR system at Dr. Ken Hashimoto's practice
Dmand AI tracks the electronic health record (EHR) system at each site where Dr. Hashimoto practices, 2 sites in all. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| Community Hospital of the Monterey Peninsula | 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. Ken Hashimoto is one of 15,680 family medicine physicians in California
Family medicine is Dr. Hashimoto's primary specialty in the NPI Registry, under taxonomy code 207Q00000X. Dr. Hashimoto is board certified in family medicine by the American Board of Family Medicine. Dmand AI has Dr. Hashimoto's licenses on file in 3 states: California, Illinois and Wisconsin.
Specialties and state licenses
- Family medicine, CaliforniaPrimary
- Illinois license
- Wisconsin license
Clinical focus
Dmand AI lists acid reflux, acute kidney failure, acute sinusitis, acute skin infection, adjustment disease, alcohol use disorders, aneurysm and anxiety among the conditions Dr. Hashimoto treats.
Family medicine physicians near Dr. Hashimoto
Counts of family medicine physicians 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. Ken Hashimoto billed Medicare for 2,105 services in 2024
CMS data shows 2,105 Medicare services from Dr. Hashimoto across 12 procedure codes in 2024, for 170 Medicare patients. Medicare paid $131,922 for them. Every service was in an office.
Dr. Hashimoto's Medicare services by type, 2023 to 2024
- 2023
- 2024
- Office and hospital visits
- 2023: 1,0992024: 1,0663%
- Other services
- 2023: 6932024: 6477%
- Surgery
- 2023: 1732024: 24139%
- Tests and treatments
- 2023: 982024: 8810%
- Lab and pathology
- 2023: 902024: 6330%
Dr. Hashimoto compared with the California median for family medicine physicians, 2024
- Dr. Hashimoto
- California median
- Medicare services
- 2,105vs 2468.6 times
- Medicare patients
- 170vs 11844% above
- Part D claims
- 2,163vs 8332.6 times
Medians across 15,349 family medicine physicians in California with Dmand AI profiles that report each measure.
Dr. Hashimoto'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. Hashimoto?
Medicare shows one payer. Book a meeting to get commercial claims data for Dr. Hashimoto and other family medicine physicians in California.
Sources: Medicare Physician & Other Practitioners - by Provider and Service (CMS), 2024 data; and Dmand AI Peer Benchmarks
Dr. Ken Hashimoto treated 170 Medicare patients in 2024, average age 75
CMS counts 170 Medicare patients who saw Dr. Hashimoto in 2024. The largest group is 65 to 74, with 85 patients. 75% of them have high blood pressure, and 75% have high cholesterol. Their average risk score is 0.90, where 1.00 is the Medicare average.
Across all payers, Dmand AI patient panel data puts Dr. Hashimoto's median patient age at 69, with 47% women.
Dr. Hashimoto's Medicare patients by age, 2024
CMS leaves out age groups with fewer than 11 patients.
Dr. Hashimoto's Medicare patients by sex, 2024
- Women7544%
- Men9556%
Chronic conditions among Dr. Hashimoto's Medicare patients, 2024
- High blood pressure75%
- High cholesterol75%
- Chronic kidney disease35%
- Diabetes30%
- Arthritis27%
- Depression22%
- Mood disorders22%
- Osteoporosis19%
Share of Medicare patients with each condition. A patient can have several.
Dr. Hashimoto's patients across all payers
Dmand AI patient panel data covers Medicare, Medicaid and commercial patients.
Patient panel by age, all payers
Median age 69
Patient panel by sex, all payers
- Women47%
- Men53%
Sources: Dmand AI Patient Panel Data; and Medicare Physician & Other Practitioners - by Provider (CMS), 2024 data
Dr. Ken Hashimoto wrote 2,551 Medicare Part D claims in 2024
In 2024, Dr. Hashimoto wrote 2,551 Medicare Part D claims for 176 patients. 95% of them were for generic drugs. CMS names the drug for 2,163 of them, across 48 drugs with 11 or more claims each, at $87,188 in total drug cost. In 2023, CMS named 2,088 claims across 51 drugs.
Dr. Hashimoto's Part D claims by kind of drug, 2024
- Generic2,414 claims95%
- Brand-name and other137 claims5%
Dr. Hashimoto'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. Hashimoto's Part D claims, 2024
- Antibiotics1%31 of 2,551 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: 2,0882024: 2,1634%
Drugs named by CMS: 48 in 2024, 51 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
Dr. Ken Hashimoto ranks in the 82nd percentile for removal of skin lesions in Medicare
Dr. Hashimoto accepts Medicare assignment, so Medicare's approved amount is taken as full payment. CMS counts 312 procedures of removal of skin lesions by Dr. Hashimoto, more than 82% of the clinicians it reports for that procedure.
- Accepts Medicare assignment
- Yes
Where Dr. Hashimoto ranks in Medicare procedure volume
- Removal of skin lesions
- 82nd percentile312 procedures
CMS ranks each clinician against every clinician it reports for the same procedure category.
Removal of nail tissue: 1 to 10 procedures (CMS shows small counts as a range)
Sources: Doctors and Clinicians National Downloadable File (CMS); and Doctors and Clinicians Utilization Data (CMS)
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Dr. Ken Hashimoto has 4 publications on record
Dmand AI links 4 papers to Dr. Hashimoto in 2012. 2012 was the busiest year, with 2. The most frequent topics are Microscopy, Electron and Skin Neoplasms. Dr. Hashimoto's most frequent co-author is Christos Sidiropoulos, MD.
Topics Dr. Hashimoto writes about most
- Microscopy, Electron
- Skin Neoplasms
Dr. Hashimoto's most frequent co-authors
Recent publications by Dr. Hashimoto
Nihon Jibiinkoka Gakkai Kaiho
Eur J Dermatol
See who Dr. Hashimoto researches with
Physician Network Discovery turns co-authorship, shared hospitals and shared groups into a map of who Dr. Hashimoto works with, so you can find a warm path to the right family medicine physicians.
Sources: PubMed (National Library of Medicine); and Dmand AI Research Linkage
Dr. Ken Hashimoto received $2,253 in industry payments from 2016 to 2020
CMS Open Payments shows 122 general payments to Dr. Hashimoto from 23 drug and device companies from 2016 to 2020. Food and beverage make up the largest share, 93% of the total. Amgen Inc. paid the most, $280.
General payments to Dr. Hashimoto by program year, 2016 to 2020
General payments to Dr. Hashimoto by kind, 2016 to 2020
- Food and beverage$2,10393%
- Consulting fees$1507%
Companies that paid Dr. Hashimoto the most, 2016 to 2020
Share is of all general payments to this clinician.
Source: Open Payments (CMS), 2025 data, released July 7, 2026
Dr. Ken Hashimoto graduated from Chicago Medical School at Rosalind Franklin University of Medicine and Science
Dr. Hashimoto graduated from Chicago Medical School at Rosalind Franklin University of Medicine and Science in 2001.
- Medical school
- Board certified in family medicine
Source: Dmand AI Professional Profile Data
Dr. Ken Hashimoto accepts plans from 14 insurance carriers
Dr. Hashimoto is in network with 14 carriers, including Aetna, Blue Cross Blue Shield of Michigan and United Healthcare. PPO plans come from the most carriers, 9. Check the plan with the practice before a visit.
- Aetna
- Blue Cross Blue Shield of Michigan
- United Healthcare
- Elevance
- HCSC
- Blue Cross Blue Shield of Massachusetts
- Regence Health Plans
- Alliant Health Plans
- +6 more carriersWith a free account
Plan types Dr. Hashimoto accepts, by number of carriers
- PPO9
- Medicare7
- HMO6
- EPO4
- POS4
Source: Dmand AI Insurance Network Data
Sources for Dr. Ken Hashimoto'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)Medicare Part D Prescribers - by Provider (CMS) (opens in a new tab) |
| MIPS scores, telehealth, assignment and procedure percentiles | Doctors and Clinicians National Downloadable File (CMS) (opens in a new tab)Doctors and Clinicians Utilization Data (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) |
| 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. Ken Hashimoto
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. Ken Hashimoto's NPI number?
Dr. Ken Hashimoto's NPI number is 1831179712. It was assigned on January 18, 2006, and it is active in the NPI Registry.
What kind of doctor is Dr. Ken Hashimoto?
Dr. Ken Hashimoto is a family medicine physician in Monterey, California. The primary specialty in the NPI Registry is Family Medicine Physician (taxonomy code 207Q00000X).
Where does Dr. Ken Hashimoto practice?
Dr. Hashimoto practices at 23625 W R Holman Highway, Monterey, CA 93940. Dr. Hashimoto's primary practice is Community Hospital of the Monterey Peninsula in Monterey, California, part of Montage Health. Dmand AI also links Dr. Hashimoto to 1 physician office.
What is Dr. Ken Hashimoto's office phone number?
The practice phone on file for Dr. Hashimoto is (831) 624-5311.
What is Dr. Ken Hashimoto's medical license number?
Dr. Hashimoto's California license number on file is A85319, one of the licenses on file in 3 states.
Which states has Dr. Ken Hashimoto been licensed in?
Dmand AI has state licenses on file for Dr. Hashimoto in California (2003 to 2025), Illinois (2003 to 2005) and Wisconsin (2003 to 2005).
Which hospitals is Dr. Ken Hashimoto affiliated with?
Dr. Hashimoto practices at Community Hospital of the Monterey Peninsula in Monterey, California.
Does Dr. Ken Hashimoto accept Medicare?
Yes. CMS data shows Dr. Hashimoto billed Medicare for 2,105 services in 2024, and Dr. Hashimoto accepts Medicare assignment.
How many Medicare patients does Dr. Ken Hashimoto see?
CMS counts 170 Medicare patients who saw Dr. Hashimoto in 2024, with an average age of 75.
Is Dr. Ken Hashimoto board certified?
Yes. Dr. Hashimoto is board certified in family medicine by the American Board of Family Medicine.
Show 8 more questionsShow fewer questions
What services does Dr. Ken Hashimoto bill to Medicare?
In 2024, Dr. Hashimoto's most billed Medicare services were office visit, established patient (99214), office visit, established patient (99213) and medicare service (G0442).
Where did Dr. Ken Hashimoto go to medical school?
Dr. Hashimoto graduated from Chicago Medical School at Rosalind Franklin University of Medicine and Science in 2001.
What drugs does Dr. Ken Hashimoto prescribe most?
In 2024 Medicare Part D data, Dr. Hashimoto's most prescribed drugs by claims were Atorvastatin Calcium, Amlodipine Besylate and Losartan Potassium.
Has Dr. Ken Hashimoto received payments from drug or device companies?
CMS Open Payments shows $2,253 in general payments to Dr. Hashimoto from 23 companies from 2016 to 2020. The largest total came from Amgen Inc.
How long has Dr. Ken Hashimoto been practicing?
Dr. Hashimoto graduated from medical school in 2001, 25 years ago.
Does Dr. Ken Hashimoto do research?
Dmand AI links 4 publications to Dr. Hashimoto.
Who does Dr. Ken Hashimoto publish with?
Dr. Hashimoto's most frequent co-authors are Christos Sidiropoulos, MD (1 shared paper).
What insurance does Dr. Ken Hashimoto accept?
Dr. Hashimoto is in network with 14 carriers, including Aetna, Blue Cross Blue Shield of Michigan and United Healthcare. PPO plans come from the most carriers, 9. Check the plan with the practice before a visit.
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