Dr. Travis Hamilton Parker, MD
- Medicare services, 2024
- 163
- Medicare patients, 2024
- 154
- Part D claims, 2024
- 247
- MIPS score, 2024
- 88
- Hospital affiliations
- 3
- Practice address
- 4643 Waimea Canyon Drive, Waimea, HI 96796
- Practice phone
- Call (808) 338-9431
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Primary practice
Kauai Veterans Memorial Hospital
Skilled Nursing Facility - Hospital-Based · Waimea, Hawaii
Find Dr. Parker's professional email, personal email and mobile number
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Dr. Travis Hamilton Parker is an emergency medicine physician in Waimea, Hawaii
Dr. Parker practices at Kauai Veterans Memorial Hospital in Waimea, Hawaii.
Dr. Parker's NPI, 1669551453, was assigned on November 3, 2006. Dr. Parker graduated from Albany Medical College in 2004. Dr. Parker holds California license A94127.
- NPI
- 1669551453NPI Registry (opens in a new tab)
- Medicare PAC ID
- 0244239069
- NPI enumeration date
- November 3, 2006
- NPI status
- Active
- Accepts Medicare assignment
- Yes
- Practice phone
- (808) 338-9431
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- Sex
- Male
- Estimated age
- 48
- Medical school graduation
- 2004
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; Dmand AI Affiliation Data; and Doctors and Clinicians National Downloadable File (CMS)
Dr. Travis Hamilton Parker practices at Kauai Veterans Memorial Hospital in Waimea, Hawaii
Dr. Parker's primary practice is Kauai Veterans Memorial Hospital, at 4643 Waimea Canyon Drive, Waimea, HI 96796 in Kauai County. The practice phone is (808) 338-9431.
- Kauai Veterans Memorial Hospital4643 Waimea Canyon Drive, Waimea, HI 96796 · Kauai CountyPhone(808) 338-9431
Source: Dmand AI Affiliation Data
Dr. Travis Hamilton Parker is affiliated with 4 sites of care and 3 medical groups
Dr. Parker's primary practice is Kauai Veterans Memorial Hospital in Waimea, Hawaii. Dr. Parker is also affiliated with Kauai Veterans Memorial Hospital. The medical group on file is Kauai Veterans Memorial Hospital. Dmand AI also links Dr. Parker to 2 more hospitals and 2 medical groups, each named with a free account.
Sources: Dmand AI Affiliation Data; and Dmand AI Org Hierarchy Data
Dmand AI tracks the EHR system at Dr. Travis Hamilton Parker's practice
Dmand AI tracks the electronic health record (EHR) system at each site where Dr. Parker practices, 4 sites in all. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| Kauai Veterans Memorial Hospital | Available with a free account |
| +3 more sites and 2 medical groups | Available with a free account |
Source: Dmand AI Technology Install Data
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Dr. Travis Hamilton Parker is one of 393 emergency medicine physicians in Hawaii
Emergency medicine is Dr. Parker's primary specialty in the NPI Registry, under taxonomy code 207P00000X. Dr. Parker is board certified in emergency medicine by the American Board of Emergency Medicine. Dmand AI has Dr. Parker's licenses on file in 2 states: California and Hawaii.
Specialties and state licenses
- Emergency medicine, CaliforniaPrimary
- Hawaii license
Emergency medicine physicians near Dr. Parker
Counts of emergency 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. Travis Hamilton Parker billed Medicare for 163 services in 2024
CMS data shows 163 Medicare services from Dr. Parker across 3 procedure codes in 2024, for 154 Medicare patients. Medicare paid $13,398 for them. Every service was in a facility, such as a hospital, rather than an office.
Dr. Parker's Medicare services by type, 2023 to 2024
- 2023
- 2024
- Office and hospital visits
- 2023: 1452024: 1461%
- Tests and treatments
- 2023: 02024: 17
Dr. Parker compared with the Hawaii median for emergency medicine physicians, 2024
- Dr. Parker
- Hawaii median
- Medicare services
- 163vs 22929% below
- Medicare patients
- 154vs 20425% below
- Part D claims
- 145vs 722.0 times
Medians across 378 emergency medicine physicians in Hawaii with Dmand AI profiles that report each measure.
Dr. Parker'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.
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Sources: Medicare Physician & Other Practitioners - by Provider and Service (CMS), 2024 data; and Dmand AI Peer Benchmarks
Dr. Travis Hamilton Parker treated 154 Medicare patients in 2024, average age 75
CMS counts 154 Medicare patients who saw Dr. Parker in 2024. The largest group is 65 to 74, with 65 patients. 75% of them have high blood pressure, and 69% have high cholesterol. 16% are also on Medicaid. Their average risk score is 1.43, where 1.00 is the Medicare average.
Across all payers, Dmand AI patient panel data puts Dr. Parker's median patient age at 40, with 50% women.
Dr. Parker's Medicare patients by age, 2024
CMS leaves out age groups with fewer than 11 patients.
Dr. Parker's Medicare patients by sex, 2024
- Women8656%
- Men6844%
Chronic conditions among Dr. Parker's Medicare patients, 2024
- High blood pressure75%
- High cholesterol69%
- Arthritis39%
- Chronic kidney disease29%
- Diabetes28%
- Heart failure26%
- Atrial fibrillation23%
- Anxiety19%
Share of Medicare patients with each condition. A patient can have several.
Dr. Parker's patients across all payers
Dmand AI patient panel data covers Medicare, Medicaid and commercial patients.
Patient panel by age, all payers
Median age 40
Patient panel by sex, all payers
- Women50%
- Men50%
Sources: Dmand AI Patient Panel Data; and Medicare Physician & Other Practitioners - by Provider (CMS), 2024 data
Dr. Travis Hamilton Parker wrote 247 Medicare Part D claims in 2024
In 2024, Dr. Parker wrote 247 Medicare Part D claims for 152 patients. 95% of them were for generic drugs. CMS names the drug for 145 of them, across 8 drugs with 11 or more claims each, at $851 in total drug cost. In 2023, CMS named 37 claims across 2 drugs.
Dr. Parker's Part D claims by kind of drug, 2024
- Generic235 claims95%
- Brand-name12 claims5%
Dr. Parker'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. Parker's Part D claims, 2024
- Opioids6%16 of 247 claims
- Antibiotics38%93 of 247 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: 372024: 145292%
Drugs named by CMS: 8 in 2024, 2 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. Travis Hamilton Parker scored 88 out of 100 in Medicare's MIPS program for 2024
CMS publishes a Merit-based Incentive Payment System (MIPS) score of 88 out of 100 for Dr. Parker for performance year 2024, reported as part of a group. Dr. Parker accepts Medicare assignment, so Medicare's approved amount is taken as full payment.
- Accepts Medicare assignment
- Yes
Dr. Parker's MIPS scores, performance year 2024
- 88of 100Final score
- 79.9of 100Quality
- 99of 100Promoting Interoperability
- 40of 100Improvement Activities
- 82of 100Cost
Each score is out of 100. The final score weighs the categories CMS scored for this clinician.
Sources: Doctors and Clinicians National Downloadable File (CMS); and Clinician Public Reporting: Overall MIPS Performance (CMS), 2024 data, released September 10, 2026
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Dr. Travis Hamilton Parker received $49 in industry payments in 2023
CMS Open Payments shows 2 general payments to Dr. Parker from 1 drug or device company in 2023. Food and beverage make up the largest share, 100% of the total. Carl Zeiss Meditec USA, Inc. paid the most, $49.
Companies that paid Dr. Parker the most, 2023 to 2023
Share is of all general payments to this clinician.
Source: Open Payments (CMS), 2025 data, released July 7, 2026
Dr. Travis Hamilton Parker graduated from Albany Medical College
Dr. Parker graduated from Albany Medical College in 2004.
- Medical school
- Board certified in emergency medicine
Source: Dmand AI Professional Profile Data
Dr. Travis Hamilton Parker accepts plans from 7 insurance carriers
Dr. Parker is in network with 7 carriers, including Aetna, Blue Cross Blue Shield of Michigan and Blue Cross Blue Shield of Massachusetts. Medicare plans come from the most carriers, 6. Check the plan with the practice before a visit.
- Aetna
- Blue Cross Blue Shield of Michigan
- Blue Cross Blue Shield of Massachusetts
- HCSC
- Regence Health Plans
- CMS Medicare
- RI State Medicaid
Plan types Dr. Parker accepts, by number of carriers
- Medicare6
- PPO5
- HMO2
- POS2
- EPO1
- Medicaid1
Source: Dmand AI Insurance Network Data
Sources for Dr. Travis Hamilton Parker'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)Clinician Public Reporting: Overall MIPS Performance (CMS) (opens in a new tab) |
| 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. Travis Hamilton Parker
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. Travis Hamilton Parker's NPI number?
Dr. Travis Hamilton Parker's NPI number is 1669551453. It was assigned on November 3, 2006, and it is active in the NPI Registry.
What kind of doctor is Dr. Travis Hamilton Parker?
Dr. Travis Hamilton Parker is an emergency medicine physician in Waimea, Hawaii. The primary specialty in the NPI Registry is Emergency Medicine Physician (taxonomy code 207P00000X).
Where does Dr. Travis Hamilton Parker practice?
Dr. Parker practices at 4643 Waimea Canyon Drive, Waimea, HI 96796. Dr. Parker's primary practice is Kauai Veterans Memorial Hospital in Waimea, Hawaii. Dmand AI also links Dr. Parker to 2 hospitals and 2 medical groups.
What is Dr. Travis Hamilton Parker's office phone number?
The practice phone on file for Dr. Parker is (808) 338-9431.
What is Dr. Travis Hamilton Parker's medical license number?
Dr. Parker holds California license A94127, one of the licenses on file in 2 states.
Which states has Dr. Travis Hamilton Parker been licensed in?
Dmand AI has state licenses on file for Dr. Parker in California (since 2006) and Hawaii (2007 to 2026).
Which hospitals is Dr. Travis Hamilton Parker affiliated with?
Dr. Parker is affiliated with Kauai Veterans Memorial Hospital. Dmand AI links Dr. Parker to 2 more hospitals.
What medical group is Dr. Travis Hamilton Parker part of?
Dr. Parker is linked to Kauai Veterans Memorial Hospital. Dmand AI links Dr. Parker to 2 more medical groups.
Does Dr. Travis Hamilton Parker accept Medicare?
Yes. CMS data shows Dr. Parker billed Medicare for 163 services in 2024, and Dr. Parker accepts Medicare assignment.
What is Dr. Travis Hamilton Parker's MIPS score?
Dr. Parker's MIPS final score for performance year 2024 is 88 out of 100, reported as part of a group.
Show 8 more questionsShow fewer questions
How many Medicare patients does Dr. Travis Hamilton Parker see?
CMS counts 154 Medicare patients who saw Dr. Parker in 2024, with an average age of 75.
Is Dr. Travis Hamilton Parker board certified?
Yes. Dr. Parker is board certified in emergency medicine by the American Board of Emergency Medicine.
What services does Dr. Travis Hamilton Parker bill to Medicare?
In 2024, Dr. Parker's most billed Medicare services were emergency department visit (99284), emergency department visit (99285) and heart test or procedure (93010).
Where did Dr. Travis Hamilton Parker go to medical school?
Dr. Parker graduated from Albany Medical College in 2004.
What drugs does Dr. Travis Hamilton Parker prescribe most?
In 2024 Medicare Part D data, Dr. Parker's most prescribed drugs by claims were Cephalexin, Prednisone and Ibuprofen.
Has Dr. Travis Hamilton Parker received payments from drug or device companies?
CMS Open Payments shows $49 in general payments to Dr. Parker from 1 company from 2023 to 2023. The largest total came from Carl Zeiss Meditec USA, Inc.
How long has Dr. Travis Hamilton Parker been practicing?
Dr. Parker graduated from medical school in 2004, 22 years ago.
What insurance does Dr. Travis Hamilton Parker accept?
Dr. Parker is in network with 7 carriers, including Aetna, Blue Cross Blue Shield of Michigan and Blue Cross Blue Shield of Massachusetts. Medicare plans come from the most carriers, 6. Check the plan with the practice before a visit.
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