Dr. Mary E. Gearn, MD
- Medicare services, 2024
- 280
- Medicare patients, 2024
- 73
- Part D claims, 2022
- 31
- MIPS score, 2024
- 95
- Hospital affiliations
- 1
- Practice address
- 1130 Nw 22nd Ave, Portland, OR 97210
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Primary practice
Ngc Endoscopy Services, LLC - HOPD
Acute Care Hospital outpatient department · Portland, Oregon
Find Dr. Gearn's professional email, personal email and mobile number
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Dr. Mary E. Gearn is a medical oncologist in Portland, Oregon
Dr. Gearn practices at Ngc Endoscopy Services, LLC - HOPD in Portland, Oregon.
Dr. Gearn's NPI, 1972532836, was assigned on July 2, 2006. Dr. Gearn graduated from University of Washington School of Medicine in 1989. Dr. Gearn holds Oregon license MD19449.
- NPI
- 1972532836NPI Registry (opens in a new tab)
- Medicare PAC ID
- 4880751650
- NPI enumeration date
- July 2, 2006
- NPI status
- Active
- Accepts Medicare assignment
- Yes
- Offers telehealth
- Yes
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- Sex
- Female
- Estimated age
- 63
- Medical school graduation
- 1989
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; Dmand AI Affiliation Data; and Doctors and Clinicians National Downloadable File (CMS)
Dr. Mary E. Gearn practices at Ngc Endoscopy Services, LLC - HOPD in Portland, Oregon
Dr. Gearn's primary practice is Ngc Endoscopy Services, LLC - HOPD, at 1130 Nw 22nd Ave, Portland, OR 97210.
- Ngc Endoscopy Services, LLC - HOPD1130 Nw 22nd Ave, Portland, OR 97210
Source: Dmand AI Affiliation Data
Dr. Mary E. Gearn is affiliated with 5 sites of care and 2 medical groups
Dr. Gearn's primary practice is Ngc Endoscopy Services, LLC - HOPD in Portland, Oregon. Dr. Gearn is also affiliated with Legacy Mount Hood Medical Center. The medical group on file is Legacy Medical Group-Northwest. Dmand AI also links Dr. Gearn to 2 more group practices and clinics, 1 ambulatory surgery center and 1 medical group, each named with a free account.
Source: Dmand AI Affiliation Data
Dmand AI tracks the EHR system at Dr. Mary E. Gearn's practice
Dmand AI tracks the electronic health record (EHR) system at each site where Dr. Gearn practices, 5 sites in all. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| Ngc Endoscopy Services, LLC - HOPD | Available with a free account |
| +4 more sites and 1 medical group | Available with a free account |
Source: Dmand AI Technology Install Data
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Dr. Mary E. Gearn is one of 91 medical oncologists in Oregon
Medical oncology is Dr. Gearn's primary specialty in the NPI Registry, under taxonomy code 207RX0202X. Dr. Gearn is licensed in Oregon.
Specialties and state licenses
- Medical oncology, OregonPrimary
Medical oncologists near Dr. Gearn
Counts of medical oncologists 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. Mary E. Gearn billed Medicare for 280 services in 2024
CMS data shows 280 Medicare services from Dr. Gearn across 4 procedure codes in 2024, for 73 Medicare patients. Medicare paid $17,289 for them. Every service was in a facility, such as a hospital, rather than an office.
Dr. Gearn's Medicare services by type, 2023 to 2024
- 2023
- 2024
- Office and hospital visits
- 2023: 1912024: 15419%
- Other services
- 2023: 02024: 126
Dr. Gearn compared with the Oregon median for medical oncologists, 2024
- Dr. Gearn
- Oregon median
- Medicare services
- 280vs 35822% below
- Medicare patients
- 73vs 11134% below
- Part D claims
- 31vs 25288% below
Medians across 92 medical oncologists in Oregon with Dmand AI profiles that report each measure.
Dr. Gearn'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. Gearn and other medical oncologists in Oregon.
Sources: Medicare Physician & Other Practitioners - by Provider and Service (CMS), 2024 data; and Dmand AI Peer Benchmarks
Dr. Mary E. Gearn treated 73 Medicare patients in 2024, average age 77
CMS counts 73 Medicare patients who saw Dr. Gearn in 2024. The largest group is 75 to 84, with 29 patients. 75% of them have high blood pressure, and 71% have high cholesterol. 41% are also on Medicaid. Their average risk score is 3.10, 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. Gearn's median patient age at 74, with 57% women.
Dr. Gearn's Medicare patients by age, 2024
CMS leaves out age groups with fewer than 11 patients.
Dr. Gearn's Medicare patients by sex, 2024
- Women4359%
- Men3041%
Chronic conditions among Dr. Gearn's Medicare patients, 2024
- High blood pressure75%
- High cholesterol71%
- Heart failure63%
- Chronic kidney disease51%
- Mood disorders49%
- Anxiety48%
- COPD45%
- Ischemic heart disease45%
Share of Medicare patients with each condition. A patient can have several.
Dr. Gearn's patients across all payers
Dmand AI patient panel data covers Medicare, Medicaid and commercial patients.
Patient panel by age, all payers
Median age 74
Patient panel by sex, all payers
- Women57%
- Men43%
Sources: Dmand AI Patient Panel Data; and Medicare Physician & Other Practitioners - by Provider (CMS), 2024 data
Dr. Mary E. Gearn wrote 31 Medicare Part D claims in 2022
In 2022, Dr. Gearn wrote 31 Medicare Part D claims. They cover 2 drugs, with $5,208 in total drug cost. In 2021, CMS named 32 claims across 2 drugs.
Dr. Gearn's most prescribed drugs by claims, 2022
CMS names a drug when it has 11 or more claims. Share is of the claims for drugs CMS names.
Part D claims for drugs CMS names, 2021 to 2022
- 2021
- 2022
- Claims for drugs CMS names
- 2021: 322022: 313%
Drugs named by CMS: 2 in 2022, 2 in 2021.
Source: Medicare Part D Prescribers - by Provider and Drug (CMS), 2024 data, released May 6, 2026
Dr. Mary E. Gearn scored 95 out of 100 in Medicare's MIPS program for 2024
CMS publishes a Merit-based Incentive Payment System (MIPS) score of 95 out of 100 for Dr. Gearn for performance year 2024, reported through an alternative payment model (APM). Dr. Gearn accepts Medicare assignment, so Medicare's approved amount is taken as full payment. CMS lists Dr. Gearn as offering telehealth.
- Accepts Medicare assignment
- Yes
- Offers telehealth
- Yes
Dr. Gearn's MIPS scores, performance year 2024
- 95of 100Final score
- 77.2of 100Quality
- 99of 100Promoting Interoperability
- 40of 100Improvement Activities
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. Mary E. Gearn graduated from University of Washington School of Medicine
Dr. Gearn graduated from University of Washington School of Medicine in 1989.
- Medical school
Source: Dmand AI Professional Profile Data
Sources for Dr. Mary E. Gearn'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) |
| 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) |
| 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. Mary E. Gearn
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. Mary E. Gearn's NPI number?
Dr. Mary E. Gearn's NPI number is 1972532836. It was assigned on July 2, 2006, and it is active in the NPI Registry.
What kind of doctor is Dr. Mary E. Gearn?
Dr. Mary E. Gearn is a medical oncologist in Portland, Oregon. The primary specialty in the NPI Registry is Medical Oncology Physician (taxonomy code 207RX0202X).
Where does Dr. Mary E. Gearn practice?
Dr. Gearn practices at 1130 Nw 22nd Ave, Portland, OR 97210. Dr. Gearn's primary practice is Ngc Endoscopy Services, LLC - HOPD in Portland, Oregon. Dmand AI also links Dr. Gearn to 2 group practices and clinics, 1 ambulatory surgery center and 1 medical group.
What is Dr. Mary E. Gearn's medical license number?
Dr. Gearn holds Oregon license MD19449.
Which hospitals is Dr. Mary E. Gearn affiliated with?
Dr. Gearn is affiliated with Legacy Mount Hood Medical Center.
What medical group is Dr. Mary E. Gearn part of?
Dr. Gearn is linked to Legacy Medical Group-Northwest. Dmand AI links Dr. Gearn to 1 more medical group.
Does Dr. Mary E. Gearn accept Medicare?
Yes. CMS data shows Dr. Gearn billed Medicare for 280 services in 2024, and Dr. Gearn accepts Medicare assignment.
Does Dr. Mary E. Gearn offer telehealth?
Yes. The CMS Doctors and Clinicians file lists Dr. Gearn as offering telehealth services.
What is Dr. Mary E. Gearn's MIPS score?
Dr. Gearn's MIPS final score for performance year 2024 is 95 out of 100, reported through an alternative payment model (APM).
How many Medicare patients does Dr. Mary E. Gearn see?
CMS counts 73 Medicare patients who saw Dr. Gearn in 2024, with an average age of 77.
Show 4 more questionsShow fewer questions
What services does Dr. Mary E. Gearn bill to Medicare?
In 2024, Dr. Gearn's most billed Medicare services were medicare service (G0316), hospital inpatient care (99233) and hospital inpatient care (99232).
Where did Dr. Mary E. Gearn go to medical school?
Dr. Gearn graduated from University of Washington School of Medicine in 1989.
What drugs does Dr. Mary E. Gearn prescribe most?
In 2022 Medicare Part D data, Dr. Gearn's most prescribed drugs by claims were Escitalopram Oxalate and Entresto.
How long has Dr. Mary E. Gearn been practicing?
Dr. Gearn graduated from medical school in 1989, 37 years ago.
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