Hernia, InguinalHerniorrhaphyLength of Stay
Dr. John T. Moon, MD, PhD
NPI1558456319PAC ID9739105735
- Medicare services, 2024
- 72
- Medicare patients, 2024
- 95
- Part D claims, 2024
- 103
- Publications
- 3
- Hospital affiliations
- 1
- Practice address
- 2055 Exchange St, Astoria, OR 97103
- Practice phone
- Call (503) 325-4321
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Primary practice
Columbia Memorial Hospital
Astoria, Oregon
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Dr. John T. Moon is a general surgeon in Astoria, Oregon
Dr. Moon practices at Columbia Memorial Hospital in Astoria, Oregon.
Dr. Moon's NPI, 1558456319, was assigned on October 4, 2006. Dr. Moon graduated from Louisiana State University School of Medicine in New Orleans in 1995. Dr. Moon holds Oregon license MD156549.
NPI and contact details
- NPI
- 1558456319NPI Registry (opens in a new tab)
- Medicare PAC ID
- 9739105735
- NPI enumeration date
- October 4, 2006
- NPI status
- Active
- Accepts Medicare assignment
- Yes
- Practice phone
- (503) 325-4321
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- Sex
- Male
- Estimated age
- 57
- Medical school graduation
- 1995
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; Dmand AI Practice Data; and Doctors and Clinicians National Downloadable File (CMS)
Dr. John T. Moon practices at Columbia Memorial Hospital in Astoria, Oregon
Dr. Moon's primary practice is Columbia Memorial Hospital, at 2055 Exchange St, Astoria, OR 97103 in Clatsop County. The practice phone is (503) 325-4321.
- Columbia Memorial Hospital2055 Exchange St, Astoria, OR 97103 · Clatsop CountyPhone(503) 325-4321
Sources: NPPES NPI Registry (CMS); and Dmand AI Practice Data
Dr. John T. Moon is affiliated with 5 sites of care and 4 medical groups
Dr. Moon's primary practice is Columbia Memorial Hospital in Astoria, Oregon. Dr. Moon is also affiliated with Columbia Memorial Hospital. The medical group on file is Columbia Memorial Hospital. Dmand AI also links Dr. Moon to 3 more medical groups, 2 group practices and clinics and 1 home health agency, each named with a free account.
Columbia Memorial HospitalPrimary
Sources: NPPES NPI Registry (CMS); Dmand AI Practice Data; Dmand AI Affiliation Data; and Dmand AI Org Hierarchy Data
Dmand AI tracks the EHR system at Dr. John T. Moon's practice
Dmand AI tracks the electronic health record (EHR) system at each site where Dr. Moon practices, 4 sites in all. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| Columbia Memorial Hospital | Available with a free account |
| +4 more sites and 3 medical groups | Available with a free account |
Source: Dmand AI Technology Install Data
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Dr. John T. Moon is one of 438 general surgeons in Oregon
Surgery is Dr. Moon's primary specialty in the NPI Registry, under taxonomy code 208600000X. Dmand AI has Dr. Moon's licenses on file in 2 states: Oregon and Kansas.
Specialties and state licenses
- Surgery, OregonPrimary
- Kansas license
General surgeons near Dr. Moon
Counts of general surgeons with a Dmand AI profile, by place and practice. Each opens the list.
438general surgeons in Oregon
7general surgeons in Astoria
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; and Dmand AI Peer Benchmarks
Dr. John T. Moon billed Medicare for 72 services in 2024
CMS data shows 72 Medicare services from Dr. Moon across 4 procedure codes in 2024, all of them office visits, for 95 Medicare patients. Medicare paid $3,493 for them. Every service was in an office.
Medicare services, 202472
Medicare patients95
Paid by Medicare$3,493
Procedure codes4
Dr. Moon's Medicare services by type, 2023 to 2024
- 2023
- 2024
- Office and hospital visits
- 2023: 3362024: 7279%
- Surgery
- 2023: 432024: 0100%
Dr. Moon compared with the Oregon median for general surgeons, 2024
- Dr. Moon
- Oregon median
- Medicare services
- 72vs 8313% below
- Medicare patients
- 95vs 8216% above
- Part D claims
- 34vs 4728% below
Medians across 433 general surgeons in Oregon with Dmand AI profiles that report each measure.
Dr. Moon'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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Medicare shows one payer. Book a meeting to get commercial claims data for Dr. Moon and other general surgeons in Oregon.
Sources: Medicare Physician & Other Practitioners - by Provider and Service (CMS), 2024 data; and Dmand AI Peer Benchmarks
Dr. John T. Moon treated 95 Medicare patients in 2024, average age 74
CMS counts 95 Medicare patients who saw Dr. Moon in 2024. The largest group is 65 to 74, with 37 patients. 75% of them have high blood pressure, and 75% have high cholesterol. 20% are also on Medicaid. Their average risk score is 1.55, 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. Moon's median patient age at 69, with 48% women.
Medicare patients, 202495
Average age74
Average risk score1.55
Also on Medicaid20%
Dr. Moon's Medicare patients by age, 2024
Dr. Moon's Medicare patients by sex, 2024
- Women4244%
- Men5356%
Chronic conditions among Dr. Moon's Medicare patients, 2024
- High blood pressure75%
- High cholesterol75%
- Arthritis51%
- Diabetes43%
- Ischemic heart disease38%
- Mood disorders36%
- Depression32%
- Chronic kidney disease31%
Share of Medicare patients with each condition. A patient can have several.
Dr. Moon'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
- Women48%
- Men52%
Sources: Dmand AI Patient Panel Data; and Medicare Physician & Other Practitioners - by Provider (CMS), 2024 data
Dr. John T. Moon wrote 103 Medicare Part D claims in 2024
In 2024, Dr. Moon wrote 103 Medicare Part D claims for 60 patients. 87% of them were for generic drugs. CMS names the drug for 34 of them, across 2 drugs with 11 or more claims each, at $255 in total drug cost. In 2023, CMS named 141 claims across 5 drugs.
Part D claims, 2024103
Drugs named by CMS2
Total drug cost$255
Part D patients60
Dr. Moon's Part D claims by kind of drug, 2024
- Generic90 claims87%
- Brand-name13 claims13%
Dr. Moon'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. Moon's Part D claims, 2024
- Opioids23%24 of 103 claims
- Antibiotics28%29 of 103 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: 1412024: 3476%
Drugs named by CMS: 2 in 2024, 5 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
How Dr. John T. Moon takes part in Medicare
Dr. Moon accepts Medicare assignment, so Medicare's approved amount is taken as full payment.
- Accepts Medicare assignment
- Yes
Upper gastrointestinal (GI) endoscopy for acid reflux: 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. John T. Moon has 3 publications on record
Dmand AI links 3 papers to Dr. Moon. The most frequent topics are Robotic Surgical Procedures, Fundoplication and Gastroesophageal Reflux. Dr. Moon has published most often in Am Surg. Dr. Moon's most frequent co-authors are Massimo Arcerito, MD, Eric Ming Changchien, MD and Martin Guadalupe Perez, MD.
Papers3
Topics Dr. Moon writes about most
- Robotic Surgical Procedures
- Fundoplication
- Gastroesophageal Reflux
- Hernia, Hiatal
- Surgical Mesh
Dr. Moon's most frequent co-authors
- Massimo Arcerito, MD3 shared papers
- Eric Ming Changchien, MD2 shared papers
- Martin Guadalupe Perez, MD1 shared paper
Recent publications by Dr. Moon
FundoplicationGastroesophageal RefluxHernia, Hiatal
Feasibility StudiesFundoplicationGastroesophageal Reflux
See who Dr. Moon researches with
Physician Network Discovery turns co-authorship, shared hospitals and shared groups into a map of who Dr. Moon works with, so you can find a warm path to the right general surgeons.
Sources: PubMed (National Library of Medicine); and Dmand AI Research Linkage
Dr. John T. Moon received $4,305 in industry payments from 2016 to 2025
CMS Open Payments shows 57 general payments to Dr. Moon from 17 drug and device companies from 2016 to 2025. Food and beverage make up the largest share, 43% of the total. Intuitive Surgical, Inc. paid the most, $3,317.
General payments to Dr. Moon by program year, 2016 to 2025
General payments to Dr. Moon by kind, 2016 to 2025
$4.3Kin total
- Food and beverage$1,86143%
- Travel and lodging$1,69539%
- Education$75017%
Companies that paid Dr. Moon 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. John T. Moon graduated from Louisiana State University School of Medicine in New Orleans
Dr. Moon graduated from Louisiana State University School of Medicine in New Orleans in 1995.
- Medical school
Source: Dmand AI Professional Profile Data
Sources for Dr. John T. Moon'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 | NPPES NPI Registry (CMS) (opens in a new tab)Dmand AI Practice Data |
| Primary practice, affiliations and health system | NPPES NPI Registry (CMS) (opens in a new tab)Dmand AI Practice DataDmand 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 |
| 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. John T. Moon
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. John T. Moon's NPI number?
Dr. John T. Moon's NPI number is 1558456319. It was assigned on October 4, 2006, and it is active in the NPI Registry.
What kind of doctor is Dr. John T. Moon?
Dr. John T. Moon is a general surgeon in Astoria, Oregon. The primary specialty in the NPI Registry is Surgery Physician (taxonomy code 208600000X).
Where does Dr. John T. Moon practice?
Dr. Moon practices at 2055 Exchange St, Astoria, OR 97103. Dr. Moon's primary practice is Columbia Memorial Hospital in Astoria, Oregon. Dmand AI also links Dr. Moon to 3 medical groups, 2 group practices and clinics and 1 home health agency.
What is Dr. John T. Moon's office phone number?
The practice phone on file for Dr. Moon is (503) 325-4321.
What is Dr. John T. Moon's medical license number?
Dr. Moon holds Oregon license MD156549, one of the licenses on file in 2 states.
Which states has Dr. John T. Moon been licensed in?
Dmand AI has state licenses on file for Dr. Moon in Oregon and Kansas.
Which hospitals is Dr. John T. Moon affiliated with?
Dr. Moon is affiliated with Columbia Memorial Hospital.
What medical group is Dr. John T. Moon part of?
Dr. Moon is linked to Columbia Memorial Hospital. Dmand AI links Dr. Moon to 3 more medical groups.
Does Dr. John T. Moon accept Medicare?
Yes. CMS data shows Dr. Moon billed Medicare for 72 services in 2024, and Dr. Moon accepts Medicare assignment.
How many Medicare patients does Dr. John T. Moon see?
CMS counts 95 Medicare patients who saw Dr. Moon in 2024, with an average age of 74.
Show 7 more questionsShow fewer questions
What services does Dr. John T. Moon bill to Medicare?
In 2024, Dr. Moon's most billed Medicare services were office visit, new patient (99202), office visit, established patient (99214) and office visit, established patient (99212).
Where did Dr. John T. Moon go to medical school?
Dr. Moon graduated from Louisiana State University School of Medicine in New Orleans in 1995.
What drugs does Dr. John T. Moon prescribe most?
In 2024 Medicare Part D data, Dr. Moon's most prescribed drugs by claims were Oxycodone-Acetaminophen and Pantoprazole Sodium.
Has Dr. John T. Moon received payments from drug or device companies?
CMS Open Payments shows $4,305 in general payments to Dr. Moon from 17 companies from 2016 to 2025. The largest total came from Intuitive Surgical, Inc.
How long has Dr. John T. Moon been practicing?
Dr. Moon graduated from medical school in 1995, 31 years ago.
Does Dr. John T. Moon do research?
Dmand AI links 3 publications to Dr. Moon.
Who does Dr. John T. Moon publish with?
Dr. Moon's most frequent co-authors are Massimo Arcerito, MD (3 shared papers), Eric Ming Changchien, MD (2 shared papers) and Martin Guadalupe Perez, MD (1 shared paper).
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