Michael C. Barth, PA-C
- Medicare patients, 2024
- 34
- Part D claims, 2024
- 1,574
- Hospital affiliations
- 3
- Industry payments
- $119
- Medical group
- 1
- Practice address
- 1111 Ne 99th Ave, Portland, OR 97220
- Practice phone
- Call (503) 963-3030
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Primary practice
Gastroenterology East at Gateway
Portland, Oregon
Find Michael Barth'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.
Michael C. Barth is a physician assistant in Portland, Oregon
Michael Barth practices at Gastroenterology East at Gateway in Portland, Oregon.
Michael Barth's NPI, 1023416906, was assigned on December 9, 2014. Michael Barth holds Oregon license PA173220.
- NPI
- 1023416906NPI Registry (opens in a new tab)
- Medicare PAC ID
- 8628393147
- NPI enumeration date
- December 9, 2014
- NPI status
- Active
- Accepts Medicare assignment
- Yes
- Offers telehealth
- Yes
- Practice phone
- (503) 963-3030
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- Sex
- Male
- Estimated age
- 38
- Medical school graduation
- 2014
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; Dmand AI Practice Data; and Doctors and Clinicians National Downloadable File (CMS)
Michael C. Barth practices at Gastroenterology East at Gateway in Portland, Oregon
Michael Barth's primary practice is Gastroenterology East at Gateway, at 1111 Ne 99th Ave, Portland, OR 97220 in Multnomah County. The practice phone is (503) 963-3030.
- Gastroenterology East at Gateway1111 Ne 99th Ave, Portland, OR 97220 · Multnomah CountyPhone(503) 963-3030
Sources: NPPES NPI Registry (CMS); and Dmand AI Practice Data
Michael C. Barth is affiliated with 5 sites of care and 1 medical group
Michael Barth's primary practice is Gastroenterology East at Gateway in Portland, Oregon. Michael Barth is also affiliated with Providence Portland Medical Center. The medical group on file is The Oregon Clinic. Dmand AI also links Michael Barth to 2 more hospitals and 1 group practice or clinic, each named with a free account.
Sources: NPPES NPI Registry (CMS); Dmand AI Practice Data; and Dmand AI Affiliation Data
Dmand AI tracks the EHR system at Michael C. Barth's practice
Dmand AI tracks the electronic health record (EHR) system at each site where Michael Barth practices, 4 sites in all. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| Gastroenterology East at Gateway | Available with a free account |
| +4 more affiliated sites | Available with a free account |
Source: Dmand AI Technology Install Data
For health IT teams
Dmand AI maps EHR vendors, IT decision makers and buying committees across each health system and 6.2K+ hospitals, with verified contacts in the same login.
Michael C. Barth is one of 1,937 physician assistants in Oregon
Physician assistant is Michael Barth's primary specialty in the NPI Registry, under taxonomy code 363A00000X. Michael Barth is licensed in Oregon.
Specialties and state licenses
- Physician assistant, OregonPrimary
Physician assistants near Michael Barth
Counts of physician assistants 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
Michael C. Barth treated 34 Medicare patients in 2024, average age 69
CMS counts 34 Medicare patients who saw Michael Barth in 2024. The largest group is 65 to 74, with 15 patients. 50% of them have high cholesterol, and 47% have high blood pressure. 32% are also on Medicaid. Their average risk score is 0.84, where 1.00 is the Medicare average.
Across all payers, Dmand AI patient panel data puts Michael Barth's median patient age at 56, with 52% women.
Michael Barth's Medicare patients by age, 2024
CMS leaves out age groups with fewer than 11 patients.
Michael Barth's Medicare patients by sex, 2024
- Women1647%
- Men1853%
Chronic conditions among Michael Barth's Medicare patients, 2024
- High cholesterol50%
- High blood pressure47%
- Arthritis35%
Share of Medicare patients with each condition. A patient can have several.
Michael Barth's patients across all payers
Dmand AI patient panel data covers Medicare, Medicaid and commercial patients.
Patient panel by age, all payers
Median age 56
Patient panel by sex, all payers
- Women52%
- Men47%
Sources: Dmand AI Patient Panel Data; and Medicare Physician & Other Practitioners - by Provider (CMS), 2024 data
Michael C. Barth wrote 1,574 Medicare Part D claims in 2024
In 2024, Michael Barth wrote 1,574 Medicare Part D claims for 113 patients. 88% of them were for generic drugs.
Michael Barth's Part D claims by kind of drug, 2024
- Generic1,386 claims88%
- Brand-name177 claims11%
- Other11 claims1%
Drug classes CMS tracks in Michael Barth's Part D claims, 2024
- Opioids1%14 of 1,574 claims
- Antibiotics3%41 of 1,574 claims
- Antipsychotics, patients 65 and over1%12 of 1,574 claims
Share of all Part D claims for each drug class CMS reports on. Classes with no claims are left out.
Source: Medicare Part D Prescribers - by Provider (CMS), 2024 data
Michael C. Barth offers telehealth to Medicare patients
Michael Barth accepts Medicare assignment, so Medicare's approved amount is taken as full payment. CMS lists Michael Barth as offering telehealth.
- Accepts Medicare assignment
- Yes
- Offers telehealth
- Yes
Source: Doctors and Clinicians National Downloadable File (CMS)
For MedTech and pharma teams
Filter 7.4M+ HCPs by Medicare procedures, Part D drugs and Open Payments history, then reach them with verified contacts in one login.
Michael C. Barth received $119 in industry payments in 2025
CMS Open Payments shows 1 general payment to Michael Barth from 1 drug or device company in 2025. Food and beverage make up the largest share, 100% of the total. Novo Nordisk Inc paid the most, $119.
Companies that paid Michael Barth the most, 2025 to 2025
Share is of all general payments to this clinician.
Source: Open Payments (CMS), 2025 data, released July 7, 2026
Sources for Michael C. Barth'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 | NPPES NPI Registry (CMS) (opens in a new tab)Dmand AI Practice Data |
| Primary practice, affiliations and health system | NPPES NPI Registry (CMS) (opens in a new tab)Dmand AI Practice DataDmand AI Affiliation Data |
| 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 (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) |
| 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 Michael C. Barth
Spotted something out of date? Email hello@dmand.ai and we will check the record. Contact details live in the free trial.
What is Michael C. Barth's NPI number?
Michael C. Barth's NPI number is 1023416906. It was assigned on December 9, 2014, and it is active in the NPI Registry.
What does Michael C. Barth specialize in?
Michael C. Barth is a physician assistant in Portland, Oregon. The primary specialty in the NPI Registry is Physician Assistant (taxonomy code 363A00000X).
Where does Michael C. Barth practice?
Michael Barth practices at 1111 Ne 99th Ave, Portland, OR 97220. Michael Barth's primary practice is Gastroenterology East at Gateway in Portland, Oregon. Dmand AI also links Michael Barth to 2 hospitals and 1 group practice or clinic.
What is Michael C. Barth's office phone number?
The practice phone on file for Michael Barth is (503) 963-3030.
What is Michael C. Barth's medical license number?
Michael Barth holds Oregon license PA173220.
Which hospitals is Michael C. Barth affiliated with?
Michael Barth is affiliated with Providence Portland Medical Center. Dmand AI links Michael Barth to 2 more hospitals.
What medical group is Michael C. Barth part of?
Michael Barth is linked to The Oregon Clinic.
Does Michael C. Barth accept Medicare?
Yes. CMS lists Michael Barth as accepting Medicare assignment.
Does Michael C. Barth offer telehealth?
Yes. The CMS Doctors and Clinicians file lists Michael Barth as offering telehealth services.
How many Medicare patients does Michael C. Barth see?
CMS counts 34 Medicare patients who saw Michael Barth in 2024, with an average age of 69.
Has Michael C. Barth received payments from drug or device companies?
CMS Open Payments shows $119 in general payments to Michael Barth from 1 company from 2025 to 2025. The largest total came from Novo Nordisk Inc.
How long has Michael C. Barth been practicing?
Michael Barth graduated from medical school in 2014, 12 years ago.
Selling to physician assistant practices?
See physician assistants in Oregon by site of care and group
Find the practices, groups and hospitals they work with, and the right people to contact at each.
- 30 days free
- Self-serve
- No credit card