Dr. Richard C. Manthey, MD
- Medicare services, 2024
- 155
- Medicare patients, 2024
- 146
- Part D claims, 2024
- 188
- Hospital affiliations
- 1
- Medical group
- 1
- Practice address
- 1321 Ne 99th Ave, Portland, OR 97220
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Primary practice
Providence Medical Group Gateway Family Medicine - HOPD
Acute Care Hospital outpatient department · Portland, Oregon
Find Dr. Manthey's professional email, personal email and mobile number
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Dr. Richard C. Manthey is an internist in Portland, Oregon
Dr. Manthey practices at Providence Medical Group Gateway Family Medicine - HOPD in Portland, Oregon.
Dr. Manthey's NPI, 1639120314, was assigned on May 15, 2006. Dr. Manthey graduated from Louisiana State University School of Medicine in New Orleans in 1985. Dr. Manthey holds Oregon license MD28549.
- NPI
- 1639120314NPI Registry (opens in a new tab)
- Medicare PAC ID
- 4880768217
- NPI enumeration date
- May 15, 2006
- NPI status
- Active
- Accepts Medicare assignment
- Yes
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- Sex
- Male
- Estimated age
- 67
- Medical school graduation
- 1985
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; Dmand AI Affiliation Data; and Doctors and Clinicians National Downloadable File (CMS)
Dr. Richard C. Manthey practices at Providence Medical Group Gateway Family Medicine - HOPD in Portland, Oregon
Dr. Manthey's primary practice is Providence Medical Group Gateway Family Medicine - HOPD, at 1321 Ne 99th Ave, Portland, OR 97220.
- Providence Medical Group Gateway Family Medicine - HOPD1321 Ne 99th Ave, Portland, OR 97220
Source: Dmand AI Affiliation Data
Dr. Richard C. Manthey is affiliated with 2 sites of care and 1 medical group
Dr. Manthey's primary practice is Providence Medical Group Gateway Family Medicine - HOPD in Portland, Oregon. Dr. Manthey is also affiliated with Providence Portland Medical Center. The medical group on file is Providence Medical Group, Oregon. Dr. Manthey's employer is on file too: a hospital.
Source: Dmand AI Affiliation Data
Dmand AI tracks the EHR system at Dr. Richard C. Manthey's practice
Dmand AI tracks the electronic health record (EHR) system at each site where Dr. Manthey practices, 2 sites in all. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| Providence Medical Group Gateway Family Medicine - HOPD | 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. Richard C. Manthey is one of 1,680 internists in Oregon
Internal medicine is Dr. Manthey's primary specialty in the NPI Registry, under taxonomy code 207R00000X. Dmand AI has Dr. Manthey's licenses on file in 2 states: Oregon and Louisiana.
Specialties and state licenses
- Internal medicine, OregonPrimary
- Emergency medicine, Louisiana
Internists near Dr. Manthey
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. Richard C. Manthey billed Medicare for 155 services in 2024
CMS data shows 155 Medicare services from Dr. Manthey across 5 procedure codes in 2024, for 146 Medicare patients. Medicare paid $9,541 for them. Every service was in an office.
Dr. Manthey's Medicare services by type, 2023 to 2024
- 2023
- 2024
- Office and hospital visits
- 2023: 1292024: 1216%
- Lab and pathology
- 2023: 252024: 3436%
Dr. Manthey compared with the Oregon median for internists, 2024
- Dr. Manthey
- Oregon median
- Medicare services
- 155vs 30048% below
- Medicare patients
- 146vs 13211% above
- Part D claims
- 74vs 22267% below
Medians across 1,791 internists in Oregon with Dmand AI profiles that report each measure.
Dr. Manthey'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. Richard C. Manthey treated 146 Medicare patients in 2024, average age 71
CMS counts 146 Medicare patients who saw Dr. Manthey in 2024. The largest group is 65 to 74, with 62 patients. 60% of them have high blood pressure, and 50% have high cholesterol. 27% are also on Medicaid. Their average risk score is 1.31, where 1.00 is the Medicare average.
Across all payers, Dmand AI patient panel data puts Dr. Manthey's median patient age at 63, with 67% women.
Dr. Manthey's Medicare patients by age, 2024
Dr. Manthey's Medicare patients by sex, 2024
- Women8860%
- Men5840%
Chronic conditions among Dr. Manthey's Medicare patients, 2024
- High blood pressure60%
- High cholesterol50%
- Arthritis42%
- Mood disorders28%
- Anxiety24%
- Depression23%
- Chronic kidney disease20%
- Diabetes19%
Share of Medicare patients with each condition. A patient can have several.
Dr. Manthey's patients across all payers
Dmand AI patient panel data covers Medicare, Medicaid and commercial patients.
Patient panel by age, all payers
Median age 63
Patient panel by sex, all payers
- Women67%
- Men33%
Sources: Dmand AI Patient Panel Data; and Medicare Physician & Other Practitioners - by Provider (CMS), 2024 data
Dr. Richard C. Manthey wrote 188 Medicare Part D claims in 2024
In 2024, Dr. Manthey wrote 188 Medicare Part D claims for 154 patients. 89% of them were for generic drugs. CMS names the drug for 74 of them, across 5 drugs with 11 or more claims each, at $760 in total drug cost. In 2023, CMS named 87 claims across 6 drugs.
Dr. Manthey's Part D claims by kind of drug, 2024
- Generic167 claims89%
- Brand-name and other21 claims11%
Dr. Manthey'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. Manthey's Part D claims, 2024
- Antibiotics45%84 of 188 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: 872024: 7415%
Drugs named by CMS: 5 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
How Dr. Richard C. Manthey takes part in Medicare
Dr. Manthey accepts Medicare assignment, so Medicare's approved amount is taken as full payment.
- Accepts Medicare assignment
- Yes
Source: Doctors and Clinicians National Downloadable File (CMS)
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Dr. Richard C. Manthey graduated from Louisiana State University School of Medicine in New Orleans
Dr. Manthey graduated from Louisiana State University School of Medicine in New Orleans in 1985.
- Medical school
Source: Dmand AI Professional Profile Data
Sources for Dr. Richard C. Manthey'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 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) |
| 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. Richard C. Manthey
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. Richard C. Manthey's NPI number?
Dr. Richard C. Manthey's NPI number is 1639120314. It was assigned on May 15, 2006, and it is active in the NPI Registry.
What kind of doctor is Dr. Richard C. Manthey?
Dr. Richard C. Manthey is an internist in Portland, Oregon. The primary specialty in the NPI Registry is Internal Medicine Physician (taxonomy code 207R00000X).
Where does Dr. Richard C. Manthey practice?
Dr. Manthey practices at 1321 Ne 99th Ave, Portland, OR 97220. Dr. Manthey's primary practice is Providence Medical Group Gateway Family Medicine - HOPD in Portland, Oregon.
What is Dr. Richard C. Manthey's medical license number?
Dr. Manthey holds Oregon license MD28549, one of the licenses on file in 2 states.
Which states has Dr. Richard C. Manthey been licensed in?
Dmand AI has state licenses on file for Dr. Manthey in Oregon and Louisiana.
Which hospitals is Dr. Richard C. Manthey affiliated with?
Dr. Manthey is affiliated with Providence Portland Medical Center.
What medical group is Dr. Richard C. Manthey part of?
Dr. Manthey is linked to Providence Medical Group, Oregon.
Does Dr. Richard C. Manthey accept Medicare?
Yes. CMS data shows Dr. Manthey billed Medicare for 155 services in 2024, and Dr. Manthey accepts Medicare assignment.
How many Medicare patients does Dr. Richard C. Manthey see?
CMS counts 146 Medicare patients who saw Dr. Manthey in 2024, with an average age of 71.
What services does Dr. Richard C. Manthey bill to Medicare?
In 2024, Dr. Manthey's most billed Medicare services were office visit, established patient (99214), office visit, established patient (99213) and lab and pathology test (81003).
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Where did Dr. Richard C. Manthey go to medical school?
Dr. Manthey graduated from Louisiana State University School of Medicine in New Orleans in 1985.
What drugs does Dr. Richard C. Manthey prescribe most?
In 2024 Medicare Part D data, Dr. Manthey's most prescribed drugs by claims were Cephalexin, Doxycycline Monohydrate and Prednisone.
How long has Dr. Richard C. Manthey been practicing?
Dr. Manthey graduated from medical school in 1985, 41 years ago.
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