Dr. Mark Gardner Bates, MD
- Medicare services, 2024
- 1,882
- Medicare patients, 2024
- 133
- Part D claims, 2024
- 7,397
- Hospital affiliations
- 1
- Industry payments
- $8
- Practice address
- 800 Sw 13th Ave, Portland, OR 97205
- Practice phone
- Call (503) 221-0161
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Primary practice
The Portland Clinic - Downtown
Surgery Center - Not Medicare-Certified · Portland, Oregon
Find Dr. Bates' 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. Mark Gardner Bates is an internist in Portland, Oregon
Dr. Bates practices at The Portland Clinic - Downtown in Portland, Oregon.
Dr. Bates' NPI, 1558453696, was assigned on September 28, 2006. Dr. Bates graduated from University Of Kentucky College Of Medicine in 1992. Dr. Bates' Oregon license number on file is MD24179.
- NPI
- 1558453696NPI Registry (opens in a new tab)
- Medicare PAC ID
- 7810885530
- NPI enumeration date
- September 28, 2006
- NPI status
- Active
- Accepts Medicare assignment
- Yes
- Offers telehealth
- Yes
- Practice phone
- (503) 221-0161
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- Sex
- Male
- Estimated age
- 60
- Medical school graduation
- 1992
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; Dmand AI Affiliation Data; and Doctors and Clinicians National Downloadable File (CMS)
Dr. Mark Gardner Bates practices at The Portland Clinic - Downtown in Portland, Oregon
Dr. Bates' primary practice is The Portland Clinic - Downtown, at 800 Sw 13th Ave, Portland, OR 97205. The practice phone is (503) 221-0161.
- The Portland Clinic - Downtown800 Sw 13th Ave, Portland, OR 97205Phone(503) 221-0161
Source: Dmand AI Affiliation Data
Dr. Mark Gardner Bates is affiliated with 3 sites of care and 1 medical group
Dr. Bates' primary practice is The Portland Clinic - Downtown in Portland, Oregon. Dr. Bates is also affiliated with Providence St. Vincent Medical Center. The medical group on file is The Portland Clinic. Dmand AI also links Dr. Bates to 1 more group practice or clinic, named with a free account. Dr. Bates' employer is on file too: a surgery center (asc).
Sources: Dmand AI Affiliation Data; and Dmand AI Org Hierarchy Data
Dmand AI tracks the EHR system at Dr. Mark Gardner Bates' practice
Dmand AI tracks the electronic health record (EHR) system at each site where Dr. Bates practices, 3 sites in all. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| The Portland Clinic - Downtown | Available with a free account |
| +2 more affiliated sites | Available with a free account |
Source: Dmand AI Technology Install Data
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Dr. Mark Gardner Bates is one of 1,680 internists in Oregon
Internal medicine is Dr. Bates' primary specialty in the NPI Registry, under taxonomy code 207R00000X. Dr. Bates is board certified in internal medicine by the American Board of Internal Medicine. Dr. Bates has a license on file in Oregon.
Specialties and state licenses
- Internal medicine, OregonPrimary
Clinical focus
Dmand AI lists acid reflux, acute skin infection, aneurysm, arthritis, asthma, atrial fibrillation and flutter, bipolar disorder and bladder disease among the conditions Dr. Bates treats.
Internists near Dr. Bates
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. Mark Gardner Bates billed Medicare for 1,882 services in 2024
CMS data shows 1,882 Medicare services from Dr. Bates across 29 procedure codes in 2024, for 133 Medicare patients. Medicare paid $40,924 for them. Every service was in an office.
Dr. Bates' Medicare services by type, 2023 to 2024
- 2023
- 2024
- Lab and pathology
- 2023: 1,2932024: 1,3293%
- Surgery
- 2023: 2512024: 2572%
- Office and hospital visits
- 2023: 2132024: 2203%
- Other services
- 2023: 842024: 7610%
Dr. Bates compared with the Oregon median for internists, 2024
- Dr. Bates
- Oregon median
- Medicare services
- 1,882vs 3006.3 times
- Medicare patients
- 133vs 132Close to median
- Part D claims
- 6,878vs 22231.0 times
Medians across 1,791 internists in Oregon with Dmand AI profiles that report each measure.
Dr. Bates' 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.
Need commercial claims for Dr. Bates?
Medicare shows one payer. Book a meeting to get commercial claims data for Dr. Bates and other internists in Oregon.
Sources: Medicare Physician & Other Practitioners - by Provider and Service (CMS), 2024 data; and Dmand AI Peer Benchmarks
Dr. Mark Gardner Bates treated 133 Medicare patients in 2024, average age 73
CMS counts 133 Medicare patients who saw Dr. Bates in 2024. The largest group is 65 to 74, with 70 patients. 75% of them have high blood pressure, and 75% have high cholesterol. Their average risk score is 1.14, where 1.00 is the Medicare average.
Across all payers, Dmand AI patient panel data puts Dr. Bates' median patient age at 73, with 35% women.
Dr. Bates' Medicare patients by age, 2024
CMS leaves out age groups with fewer than 11 patients.
Dr. Bates' Medicare patients by sex, 2024
- Women4735%
- Men8665%
Chronic conditions among Dr. Bates' Medicare patients, 2024
- High blood pressure75%
- High cholesterol75%
- Chronic kidney disease53%
- Diabetes34%
- Arthritis29%
- Ischemic heart disease23%
- Cancer17%
- Mood disorders17%
Share of Medicare patients with each condition. A patient can have several.
Dr. Bates' patients across all payers
Dmand AI patient panel data covers Medicare, Medicaid and commercial patients.
Patient panel by age, all payers
Median age 73
Patient panel by sex, all payers
- Women35%
- Men64%
Sources: Dmand AI Patient Panel Data; and Medicare Physician & Other Practitioners - by Provider (CMS), 2024 data
Dr. Mark Gardner Bates wrote 7,397 Medicare Part D claims in 2024
In 2024, Dr. Bates wrote 7,397 Medicare Part D claims for 686 patients. 87% of them were for generic drugs. CMS names the drug for 6,878 of them, across 107 drugs with 11 or more claims each, at $537,399 in total drug cost. In 2023, CMS named 7,021 claims across 103 drugs.
Dr. Bates' Part D claims by kind of drug, 2024
- Generic6,407 claims87%
- Brand-name923 claims12%
- Other67 claims1%
Dr. Bates' 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. Bates' Part D claims, 2024
- Opioids1%68 of 7,397 claims
- Antibiotics2%147 of 7,397 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: 7,0212024: 6,8782%
Drugs named by CMS: 107 in 2024, 103 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. Mark Gardner Bates offers telehealth to Medicare patients
Dr. Bates accepts Medicare assignment, so Medicare's approved amount is taken as full payment. CMS lists Dr. Bates as offering telehealth.
- Accepts Medicare assignment
- Yes
- Offers telehealth
- Yes
Source: Doctors and Clinicians National Downloadable File (CMS)
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Dr. Mark Gardner Bates received $8 in industry payments from 2019 to 2021
CMS Open Payments shows 4 general payments to Dr. Bates from 1 drug or device company from 2019 to 2021. Education make up the largest share, 100% of the total. Travere Therapeutics, Inc. paid the most, $8.
General payments to Dr. Bates by program year, 2019 to 2021
Companies that paid Dr. Bates the most, 2019 to 2021
Share is of all general payments to this clinician.
Source: Open Payments (CMS), 2025 data, released July 7, 2026
Dr. Mark Gardner Bates has 1 award and honors on record
Dmand AI lists 1 award for Dr. Bates, most recently CMS Stage 1 EHR in 2013.
Awards and honors for Dr. Bates
- 2013
- CMS Stage 1 EHR
Source: Dmand AI Professional Profile Data
Dr. Mark Gardner Bates graduated from University Of Kentucky College Of Medicine
Dr. Bates graduated from University Of Kentucky College Of Medicine in 1992.
- Medical school
- Board certified in internal medicine
- Board certified in nephrology
Source: Dmand AI Professional Profile Data
Dr. Mark Gardner Bates accepts plans from 5 insurance carriers
Dr. Bates is in network with 5 carriers, including Aetna, United Healthcare and Blue Cross Blue Shield of Massachusetts. Medicare plans come from the most carriers, 5. Check the plan with the practice before a visit.
- Aetna
- United Healthcare
- Blue Cross Blue Shield of Massachusetts
- HCSC
- CMS Medicare
Plan types Dr. Bates accepts, by number of carriers
- Medicare5
- PPO4
- HMO2
- POS2
- EPO1
Source: Dmand AI Insurance Network Data
Sources for Dr. Mark Gardner Bates'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) |
| Industry payments | Open Payments (CMS) (opens in a new tab) |
| Awards and committee roles | Dmand AI Professional Profile Data |
| Training, board certification and memberships | Dmand AI Professional Profile Data |
| Insurance carriers and plan types | Dmand AI Insurance Network 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. Mark Gardner Bates
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. Mark Gardner Bates' NPI number?
Dr. Mark Gardner Bates' NPI number is 1558453696. It was assigned on September 28, 2006, and it is active in the NPI Registry.
What kind of doctor is Dr. Mark Gardner Bates?
Dr. Mark Gardner Bates is an internist in Portland, Oregon. The primary specialty in the NPI Registry is Internal Medicine Physician (taxonomy code 207R00000X).
Where does Dr. Mark Gardner Bates practice?
Dr. Bates practices at 800 Sw 13th Ave, Portland, OR 97205. Dr. Bates' primary practice is The Portland Clinic - Downtown in Portland, Oregon. Dmand AI also links Dr. Bates to 1 group practice or clinic.
What is Dr. Mark Gardner Bates' office phone number?
The practice phone on file for Dr. Bates is (503) 221-0161.
What is Dr. Mark Gardner Bates' medical license number?
Dr. Bates' Oregon license number on file is MD24179.
Which hospitals is Dr. Mark Gardner Bates affiliated with?
Dr. Bates is affiliated with Providence St. Vincent Medical Center.
What medical group is Dr. Mark Gardner Bates part of?
Dr. Bates is linked to The Portland Clinic.
Does Dr. Mark Gardner Bates accept Medicare?
Yes. CMS data shows Dr. Bates billed Medicare for 1,882 services in 2024, and Dr. Bates accepts Medicare assignment.
Does Dr. Mark Gardner Bates offer telehealth?
Yes. The CMS Doctors and Clinicians file lists Dr. Bates as offering telehealth services.
How many Medicare patients does Dr. Mark Gardner Bates see?
CMS counts 133 Medicare patients who saw Dr. Bates in 2024, with an average age of 73.
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Is Dr. Mark Gardner Bates board certified?
Yes. Dr. Bates is board certified in internal medicine by the American Board of Internal Medicine.
What services does Dr. Mark Gardner Bates bill to Medicare?
In 2024, Dr. Bates' most billed Medicare services were surgery: heart and blood vessels (36415), office visit, established patient (99214) and lab and pathology test (80053).
Where did Dr. Mark Gardner Bates go to medical school?
Dr. Bates graduated from University Of Kentucky College Of Medicine in 1992.
What drugs does Dr. Mark Gardner Bates prescribe most?
In 2024 Medicare Part D data, Dr. Bates' most prescribed drugs by claims were Losartan Potassium, Amlodipine Besylate and Atorvastatin Calcium.
Has Dr. Mark Gardner Bates received payments from drug or device companies?
CMS Open Payments shows $8 in general payments to Dr. Bates from 1 company from 2019 to 2021. The largest total came from Travere Therapeutics, Inc.
How long has Dr. Mark Gardner Bates been practicing?
Dr. Bates graduated from medical school in 1992, 34 years ago.
What insurance does Dr. Mark Gardner Bates accept?
Dr. Bates is in network with 5 carriers, including Aetna, United Healthcare and Blue Cross Blue Shield of Massachusetts. Medicare plans come from the most carriers, 5. Check the plan with the practice before a visit.
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