Dr. Andrew Gessel, DO
- Medicare services, 2024
- 539
- Medicare patients, 2024
- 135
- Part D claims, 2024
- 442
- MIPS score, 2024
- 91
- Hospital affiliations
- 4
- Practice address
- 3600 NW Samaritan Drive, Corvallis, OR 97339
- Practice phone
- Call (541) 768-5111
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Primary practice
Find Dr. Gessel's professional email, personal email and mobile number
Dmand AI checks each channel through healthcare-specific waterfall enrichment. See what is on file with a free account, with practice phones, licenses and affiliations.
Dr. Andrew Gessel is an internist in Corvallis, Oregon
Dr. Gessel practices at Good Samaritan Regional Medical Center in Corvallis, Oregon, part of MultiCare Health System.
Dr. Gessel's NPI, 1124555966, was assigned on May 11, 2017. Dr. Gessel graduated from Arizona College of Osteopathic Medicine Mid Western University in 2017. Dr. Gessel holds Oregon license DO195055.
- NPI
- 1124555966NPI Registry (opens in a new tab)
- Medicare PAC ID
- 8820369317
- NPI enumeration date
- May 11, 2017
- NPI status
- Active
- Accepts Medicare assignment
- Yes
- Practice phone
- (541) 768-5111
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- Sex
- Male
- Estimated age
- 35
- Medical school graduation
- 2017
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; Dmand AI Affiliation Data; and Doctors and Clinicians National Downloadable File (CMS)
Dr. Andrew Gessel practices at Good Samaritan Regional Medical Center in Corvallis, Oregon
Dr. Gessel's primary practice is Good Samaritan Regional Medical Center, at 3600 NW Samaritan Drive, Corvallis, OR 97339 in Benton County. The practice phone is (541) 768-5111.
- Good Samaritan Regional Medical Center3600 NW Samaritan Drive, Corvallis, OR 97339 · Benton CountyPhone(541) 768-5111
Source: Dmand AI Affiliation Data
Dr. Andrew Gessel is affiliated with 5 sites of care and 5 medical groups
Dr. Gessel's primary practice is Good Samaritan Regional Medical Center in Corvallis, Oregon, part of MultiCare Health System. Dr. Gessel is also affiliated with Samaritan Albany General Hospital. The medical group on file is Good Samaritan Regional Medical Center. Dmand AI also links Dr. Gessel to 2 more hospitals, 4 medical groups and 1 group practice or clinic, 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. Andrew Gessel's practice
Dmand AI tracks the electronic health record (EHR) system at each site where Dr. Gessel practices, 5 sites in all. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| Good Samaritan Regional Medical Center | Available with a free account |
| +4 more sites and 4 medical groups | Available with a free account |
Source: Dmand AI Technology Install Data
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Dr. Andrew Gessel is one of 1,680 internists in Oregon
Internal medicine is Dr. Gessel's primary specialty in the NPI Registry, under taxonomy code 207R00000X. Dr. Gessel is licensed in Oregon.
Specialties and state licenses
- Internal medicine, OregonPrimary
Internists near Dr. Gessel
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. Andrew Gessel billed Medicare for 539 services in 2024
CMS data shows 539 Medicare services from Dr. Gessel across 5 procedure codes in 2024, for 135 Medicare patients. Medicare paid $42,594 for them. Every service was in a facility, such as a hospital, rather than an office.
Dr. Gessel's Medicare services by type, 2023 to 2024
- 2023
- 2024
- Office and hospital visits
- 2023: 5882024: 5398%
Dr. Gessel compared with the Oregon median for internists, 2024
- Dr. Gessel
- Oregon median
- Medicare services
- 539vs 30080% above
- Medicare patients
- 135vs 132Close to median
- Part D claims
- 114vs 22249% below
Medians across 1,791 internists in Oregon with Dmand AI profiles that report each measure.
Dr. Gessel'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. Andrew Gessel treated 135 Medicare patients in 2024, average age 76
CMS counts 135 Medicare patients who saw Dr. Gessel in 2024. The largest group is 75 to 84, with 54 patients. 75% of them have high blood pressure, and 70% have high cholesterol. 33% are also on Medicaid. Their average risk score is 1.99, 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. Gessel's median patient age at 69, with 53% women.
Dr. Gessel's Medicare patients by age, 2024
Dr. Gessel's Medicare patients by sex, 2024
- Women6548%
- Men7052%
Chronic conditions among Dr. Gessel's Medicare patients, 2024
- High blood pressure75%
- High cholesterol70%
- Arthritis53%
- Mood disorders44%
- Anxiety41%
- Heart failure41%
- Depression40%
- Atrial fibrillation36%
Share of Medicare patients with each condition. A patient can have several.
Dr. Gessel'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
- Women53%
- Men47%
Sources: Dmand AI Patient Panel Data; and Medicare Physician & Other Practitioners - by Provider (CMS), 2024 data
Dr. Andrew Gessel wrote 442 Medicare Part D claims in 2024
In 2024, Dr. Gessel wrote 442 Medicare Part D claims for 95 patients. 84% of them were for generic drugs. CMS names the drug for 114 of them, across 7 drugs with 11 or more claims each, at $1,104 in total drug cost. In 2023, CMS named 149 claims across 10 drugs.
Dr. Gessel's Part D claims by kind of drug, 2024
- Generic372 claims84%
- Brand-name and other70 claims16%
Dr. Gessel'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. Gessel's Part D claims, 2024
- Opioids5%21 of 442 claims
- Antibiotics8%34 of 442 claims
- Antipsychotics, patients 65 and over4%18 of 442 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: 1492024: 11423%
Drugs named by CMS: 7 in 2024, 10 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. Andrew Gessel scored 91 out of 100 in Medicare's MIPS program for 2024
CMS publishes a Merit-based Incentive Payment System (MIPS) score of 91 out of 100 for Dr. Gessel for performance year 2024, reported as part of a group. Dr. Gessel accepts Medicare assignment, so Medicare's approved amount is taken as full payment.
- Accepts Medicare assignment
- Yes
Dr. Gessel's MIPS scores, performance year 2024
- 91of 100Final score
- 85.8of 100Quality
- 100of 100Promoting Interoperability
- 40of 100Improvement Activities
- 78of 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. Andrew Gessel received $37 in industry payments from 2018 to 2019
CMS Open Payments shows 3 general payments to Dr. Gessel from 3 drug and device companies from 2018 to 2019. Food and beverage make up the largest share, 100% of the total. GlaxoSmithKline, LLC. paid the most, $15.
General payments to Dr. Gessel by program year, 2018 to 2019
Companies that paid Dr. Gessel the most, 2018 to 2019
Share is of all general payments to this clinician.
Source: Open Payments (CMS), 2025 data, released July 7, 2026
Dr. Andrew Gessel graduated from Arizona College of Osteopathic Medicine Mid Western University
Dr. Gessel graduated from Arizona College of Osteopathic Medicine Mid Western University in 2017.
- Medical school
Source: Dmand AI Professional Profile Data
Sources for Dr. Andrew Gessel'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 |
| 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. Andrew Gessel
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. Andrew Gessel's NPI number?
Dr. Andrew Gessel's NPI number is 1124555966. It was assigned on May 11, 2017, and it is active in the NPI Registry.
What kind of doctor is Dr. Andrew Gessel?
Dr. Andrew Gessel is an internist in Corvallis, Oregon. The primary specialty in the NPI Registry is Internal Medicine Physician (taxonomy code 207R00000X).
Where does Dr. Andrew Gessel practice?
Dr. Gessel practices at 3600 NW Samaritan Drive, Corvallis, OR 97339. Dr. Gessel's primary practice is Good Samaritan Regional Medical Center in Corvallis, Oregon, part of MultiCare Health System. Dmand AI also links Dr. Gessel to 2 hospitals, 4 medical groups and 1 group practice or clinic.
What is Dr. Andrew Gessel's office phone number?
The practice phone on file for Dr. Gessel is (541) 768-5111.
What is Dr. Andrew Gessel's medical license number?
Dr. Gessel holds Oregon license DO195055.
Which hospitals is Dr. Andrew Gessel affiliated with?
Dr. Gessel practices at Good Samaritan Regional Medical Center in Corvallis, Oregon. Dr. Gessel is also affiliated with Samaritan Albany General Hospital. Dmand AI links Dr. Gessel to 2 more hospitals.
What medical group is Dr. Andrew Gessel part of?
Dr. Gessel is linked to Good Samaritan Regional Medical Center. Dmand AI links Dr. Gessel to 4 more medical groups.
Does Dr. Andrew Gessel accept Medicare?
Yes. CMS data shows Dr. Gessel billed Medicare for 539 services in 2024, and Dr. Gessel accepts Medicare assignment.
What is Dr. Andrew Gessel's MIPS score?
Dr. Gessel's MIPS final score for performance year 2024 is 91 out of 100, reported as part of a group.
How many Medicare patients does Dr. Andrew Gessel see?
CMS counts 135 Medicare patients who saw Dr. Gessel in 2024, with an average age of 76.
Show 5 more questionsShow fewer questions
What services does Dr. Andrew Gessel bill to Medicare?
In 2024, Dr. Gessel's most billed Medicare services were hospital inpatient care (99233), hospital inpatient care (99232) and hospital inpatient care (99239).
Where did Dr. Andrew Gessel go to medical school?
Dr. Gessel graduated from Arizona College of Osteopathic Medicine Mid Western University in 2017.
What drugs does Dr. Andrew Gessel prescribe most?
In 2024 Medicare Part D data, Dr. Gessel's most prescribed drugs by claims were Atorvastatin Calcium, Gabapentin and Clopidogrel.
Has Dr. Andrew Gessel received payments from drug or device companies?
CMS Open Payments shows $37 in general payments to Dr. Gessel from 3 companies from 2018 to 2019. The largest total came from GlaxoSmithKline, LLC.
How long has Dr. Andrew Gessel been practicing?
Dr. Gessel graduated from medical school in 2017, 9 years ago.
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