Dr. Charles J. Chester, MD
- Medicare services, 2024
- 34
- Medicare patients, 2024
- 32
- Part D claims, 2024
- 817
- Hospital affiliations
- 1
- Industry payments
- $55,976
- Practice address
- 56-117 Pualalea Street, Kahuku, HI 96731
- Practice phone
- Call (808) 293-6200
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Primary practice
Find Dr. Chester'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. Charles J. Chester is a psychiatrist in Kahuku, Hawaii
Dr. Chester practices at Kahuku Medical Center in Kahuku, Hawaii, part of State of Hawaiʻi.
Dr. Chester's NPI, 1316953227, was assigned on July 31, 2006. Dr. Chester graduated from Geisel School Of Medicine At Dartmouth in 1978. Dr. Chester's Louisiana license number on file is R054635 / L014921.
- NPI
- 1316953227NPI Registry (opens in a new tab)
- NPI enumeration date
- July 31, 2006
- NPI status
- Active
- Practice phone
- (808) 293-6200
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- Sex
- Male
- Estimated age
- 74
- Medical school graduation
- 1978
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; and Dmand AI Affiliation Data
Dr. Charles J. Chester practices at Kahuku Medical Center in Kahuku, Hawaii
Dr. Chester's primary practice is Kahuku Medical Center, at 56-117 Pualalea Street, Kahuku, HI 96731 in Honolulu County. The practice phone is (808) 293-6200.
- Kahuku Medical Center56-117 Pualalea Street, Kahuku, HI 96731 · Honolulu CountyPhone(808) 293-6200
Source: Dmand AI Affiliation Data
Dr. Charles J. Chester is affiliated with 1 site of care
Dr. Chester's primary practice is Kahuku Medical Center in Kahuku, Hawaii, part of State of Hawaiʻi.
Sources: Dmand AI Affiliation Data; and Dmand AI Org Hierarchy Data
Dmand AI tracks the EHR system at Dr. Charles J. Chester's practice
Dmand AI tracks the electronic health record (EHR) system at each site where Dr. Chester practices. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| Kahuku Medical Center | Available with a free account |
Source: Dmand AI Technology Install Data
For health IT teams
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Dr. Charles J. Chester is one of 236 psychiatrists in Hawaii
Psychiatry is Dr. Chester's primary specialty in the NPI Registry, under taxonomy code 2084P0800X. Dr. Chester is board certified in psychiatry by the American Board of Psychiatry and Neurology. Dmand AI has Dr. Chester's licenses on file in 3 states: Louisiana, Hawaii and Virginia.
Specialties and state licenses
- Psychiatry, LouisianaPrimary
- Hawaii license
- Virginia license
Clinical focus
Dmand AI lists ADHD, anxiety, bipolar disorder, depression, insomnia and schizophrenia among the conditions Dr. Chester treats.
Psychiatrists near Dr. Chester
Counts of psychiatrists 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 J. Chester billed Medicare for 34 services in 2024
CMS data shows 34 Medicare services from Dr. Chester across 2 procedure codes in 2024, all of them office visits, for 32 Medicare patients. Medicare paid $1,506 for them. Every service was in an office.
Dr. Chester's Medicare services by type, 2023 to 2024
- 2023
- 2024
- Office and hospital visits
- 2023: 1982024: 3483%
Dr. Chester compared with the Hawaii median for psychiatrists, 2024
- Dr. Chester
- Hawaii median
- Medicare services
- 34vs 11871% below
- Medicare patients
- 32vs 307% above
- Part D claims
- 699vs 1674.2 times
Medians across 223 psychiatrists in Hawaii with Dmand AI profiles that report each measure.
Dr. Chester'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. Chester?
Medicare shows one payer. Book a meeting to get commercial claims data for Dr. Chester and other psychiatrists in Hawaii.
Sources: Medicare Physician & Other Practitioners - by Provider and Service (CMS), 2024 data; and Dmand AI Peer Benchmarks
Dr. Charles J. Chester treated 32 Medicare patients in 2024, average age 69
CMS counts 32 Medicare patients who saw Dr. Chester in 2024. The largest group is 65 to 74, with 21 patients. 75% of them have anxiety, and 75% have high cholesterol. Their average risk score is 0.88, where 1.00 is the Medicare average.
Across all payers, Dmand AI patient panel data puts Dr. Chester's median patient age at 67, with 0% women.
Dr. Chester's Medicare patients by age, 2024
CMS leaves out age groups with fewer than 11 patients.
Chronic conditions among Dr. Chester's Medicare patients, 2024
- Anxiety75%
- High cholesterol75%
- Mood disorders75%
- High blood pressure72%
- Depression63%
- Arthritis44%
- Personality disorders44%
Share of Medicare patients with each condition. A patient can have several.
Dr. Chester's patients across all payers
Dmand AI patient panel data covers Medicare, Medicaid and commercial patients.
Patient panel by age, all payers
Median age 67
Patient panel by sex, all payers
- Women0%
- Men100%
Sources: Dmand AI Patient Panel Data; and Medicare Physician & Other Practitioners - by Provider (CMS), 2024 data
Dr. Charles J. Chester wrote 817 Medicare Part D claims in 2024
In 2024, Dr. Chester wrote 817 Medicare Part D claims for 101 patients. 96% of them were for generic drugs. CMS names the drug for 699 of them, across 20 drugs with 11 or more claims each, at $8,016 in total drug cost. In 2023, CMS named 1,667 claims across 34 drugs.
Dr. Chester's Part D claims by kind of drug, 2024
- Generic787 claims96%
- Brand-name30 claims4%
Dr. Chester'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. Chester's Part D claims, 2024
- Antipsychotics, patients 65 and over7%57 of 817 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: 1,6672024: 69958%
Drugs named by CMS: 20 in 2024, 34 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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Dr. Charles J. Chester received $55,976 in industry payments from 2016 to 2025
CMS Open Payments shows 1,085 general payments to Dr. Chester from 39 drug and device companies from 2016 to 2025. Speaker and faculty fees make up the largest share, 52% of the total. Otsuka America Pharmaceutical, Inc. paid the most, $31,394.
General payments to Dr. Chester by program year, 2016 to 2025
General payments to Dr. Chester by kind, 2016 to 2025
- Speaker and faculty fees$28,92652%
- Food and beverage$20,48837%
- Travel and lodging$6,13211%
- Education$1710%
- Other$2580%
Companies that paid Dr. Chester the most, 2016 to 2025
Share is of all general payments to this clinician.
Source: Open Payments (CMS), 2025 data, released July 7, 2026
Dr. Charles J. Chester has 1 award and honors on record
Dmand AI lists 1 award for Dr. Chester.
Awards and honors for Dr. Chester
- Undated
- Super Doc
Source: Dmand AI Professional Profile Data
Dr. Charles J. Chester graduated from Geisel School Of Medicine At Dartmouth
Dr. Chester graduated from Geisel School Of Medicine At Dartmouth in 1978. Dr. Chester is a member of APA.
- Medical school
- Board certified in psychiatry
Source: Dmand AI Professional Profile Data
Dr. Charles J. Chester accepts plans from 2 insurance carriers
Dr. Chester is in network with 2 carriers, including Aetna and Blue Cross Blue Shield of Michigan. POS plans come from the most carriers, 2. Check the plan with the practice before a visit.
- Aetna
- Blue Cross Blue Shield of Michigan
Plan types Dr. Chester accepts, by number of carriers
- POS2
- PPO2
- EPO1
- HMO1
- Medicare1
Source: Dmand AI Insurance Network Data
Sources for Dr. Charles J. Chester'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) |
| 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. Charles J. Chester
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 J. Chester's NPI number?
Dr. Charles J. Chester's NPI number is 1316953227. It was assigned on July 31, 2006, and it is active in the NPI Registry.
What kind of doctor is Dr. Charles J. Chester?
Dr. Charles J. Chester is a psychiatrist in Kahuku, Hawaii. The primary specialty in the NPI Registry is Psychiatry Physician (taxonomy code 2084P0800X).
Where does Dr. Charles J. Chester practice?
Dr. Chester practices at 56-117 Pualalea Street, Kahuku, HI 96731. Dr. Chester's primary practice is Kahuku Medical Center in Kahuku, Hawaii, part of State of Hawaiʻi.
What is Dr. Charles J. Chester's office phone number?
The practice phone on file for Dr. Chester is (808) 293-6200.
What is Dr. Charles J. Chester's medical license number?
Dr. Chester's Louisiana license number on file is R054635 / L014921, one of the licenses on file in 3 states.
Which states has Dr. Charles J. Chester been licensed in?
Dmand AI has state licenses on file for Dr. Chester in Louisiana (1978 to 2025), Hawaii (1986 to 2026) and Virginia (2006 to 2012).
Which hospitals is Dr. Charles J. Chester affiliated with?
Dr. Chester practices at Kahuku Medical Center in Kahuku, Hawaii.
Does Dr. Charles J. Chester accept Medicare?
Yes. CMS data shows Dr. Chester billed Medicare for 34 services in 2024.
How many Medicare patients does Dr. Charles J. Chester see?
CMS counts 32 Medicare patients who saw Dr. Chester in 2024, with an average age of 69.
Is Dr. Charles J. Chester board certified?
Yes. Dr. Chester is board certified in psychiatry by the American Board of Psychiatry and Neurology.
Show 6 more questionsShow fewer questions
What services does Dr. Charles J. Chester bill to Medicare?
In 2024, Dr. Chester's most billed Medicare services were office visit, established patient (99213) and office visit, established patient (99214).
Where did Dr. Charles J. Chester go to medical school?
Dr. Chester graduated from Geisel School Of Medicine At Dartmouth in 1978.
What drugs does Dr. Charles J. Chester prescribe most?
In 2024 Medicare Part D data, Dr. Chester's most prescribed drugs by claims were Bupropion XL, Clonazepam and Trazodone HCl.
Has Dr. Charles J. Chester received payments from drug or device companies?
CMS Open Payments shows $55,976 in general payments to Dr. Chester from 39 companies from 2016 to 2025. The largest total came from Otsuka America Pharmaceutical, Inc.
How long has Dr. Charles J. Chester been practicing?
Dr. Chester graduated from medical school in 1978, 48 years ago.
What insurance does Dr. Charles J. Chester accept?
Dr. Chester is in network with 2 carriers, including Aetna and Blue Cross Blue Shield of Michigan. POS plans come from the most carriers, 2. Check the plan with the practice before a visit.
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