Dr. Michael Dean Dellinger, MD

  • Portland, OR
  • Internist
NPI1548277478
Medicare services, 2024
17
Medicare patients, 2024
28
Part D claims, 2024
330
Industry payments
$241
State license
1
Practice address
727 W Burnside St, Portland, OR 97209
Practice phone
Call (503) 294-1681
Professional email
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Personal email
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Mobile number
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Social profiles

Primary practice

Central City Concern

Portland, Oregon

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Dr. Michael Dean Dellinger is an internist in Portland, Oregon

Dr. Dellinger practices at Central City Concern in Portland, Oregon.

Dr. Dellinger's NPI, 1548277478, was assigned on August 2, 2006. Dr. Dellinger holds Oregon license MD18240.

NPI and contact details
NPI enumeration date
August 2, 2006
NPI status
Active
Practice phone
(503) 294-1681
Professional email
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Personal email
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Mobile number
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Sex
Male
Estimated age
60
Medical school graduation
1992

Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; and Dmand AI Practice Data

Dr. Michael Dean Dellinger practices at Central City Concern in Portland, Oregon

Dr. Dellinger's primary practice is Central City Concern, at 727 W Burnside St, Portland, OR 97209 in Multnomah County. The practice phone is (503) 294-1681.

  • Central City Concern
    727 W Burnside St, Portland, OR 97209 · Multnomah CountyPhone(503) 294-1681

Sources: NPPES NPI Registry (CMS); and Dmand AI Practice Data

Dr. Michael Dean Dellinger is affiliated with 1 site of care

Dr. Dellinger's primary practice is Central City Concern in Portland, Oregon.

Central City ConcernPortland, OregonPrimary

Sources: NPPES NPI Registry (CMS); and Dmand AI Practice Data

Dmand AI tracks the EHR system at Dr. Michael Dean Dellinger's practice

Dmand AI tracks the electronic health record (EHR) system at each site where Dr. Dellinger practices. Vendor and product names are available with a free account.

EHR by site
SiteEHR vendor and product
Central City ConcernAvailable with a free account

Source: Dmand AI Technology Install Data

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Dr. Michael Dean Dellinger is one of 1,680 internists in Oregon

Internal medicine is Dr. Dellinger's primary specialty in the NPI Registry, under taxonomy code 207R00000X. Dr. Dellinger is licensed in Oregon.

Specialties and state licenses

  • Internal medicine, OregonPrimaryLicense MD18240 · taxonomy 207R00000X

Internists near Dr. Dellinger

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. Michael Dean Dellinger billed Medicare for 17 services in 2024

CMS data shows 17 Medicare services from Dr. Dellinger across 1 procedure code in 2024, for 28 Medicare patients. Medicare paid $1,361 for them. Every service was in a facility, such as a hospital, rather than an office.

Medicare services, 202417
Medicare patients28
Paid by Medicare$1,361
Procedure codes1

Dr. Dellinger's Medicare services by type, 2023 to 2024

  • 2023
  • 2024
Office and hospital visits
2023: 2282024: 1793%

Dr. Dellinger compared with the Oregon median for internists, 2024

  • Dr. Dellinger
  • Oregon median
Medicare services
17vs 30094% below
Medicare patients
28vs 13279% below
Part D claims
129vs 22242% below

Medians across 1,791 internists in Oregon with Dmand AI profiles that report each measure.

Dr. Dellinger'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.

See all procedures by Dr. Dellinger

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Sources: Medicare Physician & Other Practitioners - by Provider and Service (CMS), 2024 data; and Dmand AI Peer Benchmarks

Dr. Michael Dean Dellinger treated 28 Medicare patients in 2024, average age 86

CMS counts 28 Medicare patients who saw Dr. Dellinger in 2024. 75% of them have high blood pressure, and 68% have alzheimer's and dementia. Their average risk score is 1.82, 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. Dellinger's median patient age at 63, with 46% women.

Medicare patients, 202428
Average age86
Average risk score1.82

Chronic conditions among Dr. Dellinger's Medicare patients, 2024

  1. High blood pressure75%
  2. Alzheimer's and dementia68%
  3. Mood disorders68%
  4. Depression61%
  5. High cholesterol57%
  6. Arthritis54%
  7. Osteoporosis50%
  8. Anxiety43%

Share of Medicare patients with each condition. A patient can have several.

Dr. Dellinger'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

  • Women46%
  • Men54%

Sources: Dmand AI Patient Panel Data; and Medicare Physician & Other Practitioners - by Provider (CMS), 2024 data

Dr. Michael Dean Dellinger wrote 330 Medicare Part D claims in 2024

In 2024, Dr. Dellinger wrote 330 Medicare Part D claims for 75 patients. 95% of them were for generic drugs. CMS names the drug for 129 of them, across 8 drugs with 11 or more claims each, at $2,809 in total drug cost. In 2023, CMS named 464 claims across 23 drugs.

Part D claims, 2024330
Drugs named by CMS8
Total drug cost$2,809
Part D patients75

Dr. Dellinger's Part D claims by kind of drug, 2024

  • Generic315 claims95%
  • Brand-name and other15 claims5%

Dr. Dellinger'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. Dellinger's Part D claims, 2024

  • Opioids6%21 of 330 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: 4642024: 12972%

Drugs named by CMS: 8 in 2024, 23 in 2023.

See all prescribing by Dr. Dellinger

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. Michael Dean Dellinger received $241 in industry payments from 2021 to 2023

CMS Open Payments shows 3 general payments to Dr. Dellinger from 1 drug or device company from 2021 to 2023. Food and beverage make up the largest share, 100% of the total. Novartis Pharmaceuticals Corporation paid the most, $241.

General payments to Dr. Dellinger by program year, 2021 to 2023

Companies that paid Dr. Dellinger the most, 2021 to 2023

Share is of all general payments to this clinician.

See all payments to Dr. Dellinger

Source: Open Payments (CMS), 2025 data, released July 7, 2026

Sources for Dr. Michael Dean Dellinger's profile data

Sources for the data on this page
Data on this pageSource
NPI, name, sex, specialty and licensesNPPES NPI Registry (CMS) (opens in a new tab)Dmand AI Professional Profile Data
Practice locations and phoneNPPES NPI Registry (CMS) (opens in a new tab)Dmand AI Practice Data
Primary practice, affiliations and health systemNPPES NPI Registry (CMS) (opens in a new tab)Dmand AI Practice Data
Medicare services and procedure codesMedicare Physician & Other Practitioners - by Provider and Service (CMS) (opens in a new tab)
State medians for the same specialtyDmand AI Peer Benchmarks
Medicare patients and the all-payer patient panelDmand AI Patient Panel DataMedicare Physician & Other Practitioners - by Provider (CMS) (opens in a new tab)
Part D prescribingMedicare 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 paymentsOpen Payments (CMS) (opens in a new tab)
EHR at each practice siteDmand AI Technology Install Data
Similar physiciansDmand AI Affiliation Data

Data last refreshed October 2026Report an inaccuracyRemove my information

FAQ

Frequently asked questions about Dr. Michael Dean Dellinger

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. Michael Dean Dellinger's NPI number?

Dr. Michael Dean Dellinger's NPI number is 1548277478. It was assigned on August 2, 2006, and it is active in the NPI Registry.

What kind of doctor is Dr. Michael Dean Dellinger?

Dr. Michael Dean Dellinger is an internist in Portland, Oregon. The primary specialty in the NPI Registry is Internal Medicine Physician (taxonomy code 207R00000X).

Where does Dr. Michael Dean Dellinger practice?

Dr. Dellinger practices at 727 W Burnside St, Portland, OR 97209. Dr. Dellinger's primary practice is Central City Concern in Portland, Oregon.

What is Dr. Michael Dean Dellinger's office phone number?

The practice phone on file for Dr. Dellinger is (503) 294-1681.

What is Dr. Michael Dean Dellinger's medical license number?

Dr. Dellinger holds Oregon license MD18240.

Does Dr. Michael Dean Dellinger accept Medicare?

Yes. CMS data shows Dr. Dellinger billed Medicare for 17 services in 2024.

How many Medicare patients does Dr. Michael Dean Dellinger see?

CMS counts 28 Medicare patients who saw Dr. Dellinger in 2024, with an average age of 86.

What services does Dr. Michael Dean Dellinger bill to Medicare?

In 2024, Dr. Dellinger's most billed Medicare services were nursing facility care (99309).

What drugs does Dr. Michael Dean Dellinger prescribe most?

In 2024 Medicare Part D data, Dr. Dellinger's most prescribed drugs by claims were Mirtazapine, Metoprolol Succinate and Levothyroxine Sodium.

Has Dr. Michael Dean Dellinger received payments from drug or device companies?

CMS Open Payments shows $241 in general payments to Dr. Dellinger from 1 company from 2021 to 2023. The largest total came from Novartis Pharmaceuticals Corporation.

How long has Dr. Michael Dean Dellinger been practicing?

Dr. Dellinger graduated from medical school in 1992, 34 years ago.

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