Mark R. Williams, PA
- Medicare services, 2024
- 636
- Medicare patients, 2024
- 295
- Part D claims, 2024
- 2,208
- Hospital affiliations
- 1
- Medical group
- 1
- Practice address
- 870 S Front St, Central Point, OR 97502
- Practice phone
- Call (541) 732-8000
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Primary practice
Providence Medical Group South
Central Point, Oregon
Find Mark Williams' 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.
Mark R. Williams is a physician assistant in Central Point, Oregon
Mark Williams practices at Providence Medical Group South in Central Point, Oregon.
Mark Williams' NPI, 1265742662, was assigned on October 19, 2010. Mark Williams holds Oregon license PA152965.
- NPI
- 1265742662NPI Registry (opens in a new tab)
- Medicare PAC ID
- 5890968770
- NPI enumeration date
- October 19, 2010
- NPI status
- Active
- Accepts Medicare assignment
- Yes
- Practice phone
- (541) 732-8000
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- Sex
- Male
- Estimated age
- 42
- Medical school graduation
- 2010
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; Dmand AI Practice Data; and Doctors and Clinicians National Downloadable File (CMS)
Mark R. Williams practices at Providence Medical Group South in Central Point, Oregon
Mark Williams' primary practice is Providence Medical Group South, at 870 S Front St, Central Point, OR 97502 in Jackson County. The practice phone is (541) 732-8000.
- Providence Medical Group South870 S Front St, Central Point, OR 97502 · Jackson CountyPhone(541) 732-8000
Sources: NPPES NPI Registry (CMS); and Dmand AI Practice Data
Mark R. Williams is affiliated with 4 sites of care and 1 medical group
Mark Williams' primary practice is Providence Medical Group South in Central Point, Oregon. Mark Williams is also affiliated with Asante Rogue Regional Medical Center. The medical group on file is Rogue Valley Physicians. Dmand AI also links Mark Williams to 1 more group practice or clinic and 1 home health agency, 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 Mark R. Williams' practice
Dmand AI tracks the electronic health record (EHR) system at each site where Mark Williams practices, 3 sites in all. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| Providence Medical Group South | Available with a free account |
| +3 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.
Mark R. Williams is one of 1,937 physician assistants in Oregon
Physician assistant is Mark Williams' primary specialty in the NPI Registry, under taxonomy code 363A00000X. Mark Williams is board certified in certified physician assistant by the National Commission on Certification of Physician Assistants (NCCPA). Mark Williams is licensed in Oregon.
Specialties and state licenses
- Physician assistant, OregonPrimary
Clinical focus
Dmand AI lists acute skin infection, adjustment disease, alzheimer's disease, ankle or foot injury, anxiety, carpal tunnel syndrome, chronic kidney disease and chronic obstructive pulmonary disease (COPD) among the conditions Mark Williams treats.
Physician assistants near Mark Williams
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
Mark R. Williams billed Medicare for 636 services in 2024
CMS data shows 636 Medicare services from Mark Williams across 6 procedure codes in 2024, for 295 Medicare patients. Medicare paid $26,564 for them. Every service was in an office.
Mark Williams' Medicare services by type, 2024
- Office and hospital visits436
- Other services120
- Surgery61
- Lab and pathology19
Mark Williams compared with the Oregon median for physician assistants, 2024
- Mark Williams
- Oregon median
- Medicare services
- 636vs 51025% above
- Medicare patients
- 295vs 1152.6 times
- Part D claims
- 1,618vs 4183.9 times
Medians across 1,302 physician assistants in Oregon with Dmand AI profiles that report each measure.
Mark Williams' 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 Mark Williams?
Medicare shows one payer. Book a meeting to get commercial claims data for Mark Williams and other physician assistants in Oregon.
Sources: Medicare Physician & Other Practitioners - by Provider and Service (CMS), 2024 data; and Dmand AI Peer Benchmarks
Mark R. Williams treated 295 Medicare patients in 2024, average age 77
CMS counts 295 Medicare patients who saw Mark Williams in 2024. The largest group is 75 to 84, with 149 patients. 60% of them have high blood pressure, and 54% have arthritis. 5% are also on Medicaid. Their average risk score is 1.15, where 1.00 is the Medicare average.
Across all payers, Dmand AI patient panel data puts Mark Williams' median patient age at 60, with 58% women.
Mark Williams' Medicare patients by age, 2024
CMS leaves out age groups with fewer than 11 patients.
Mark Williams' Medicare patients by sex, 2024
- Women20068%
- Men9532%
Chronic conditions among Mark Williams' Medicare patients, 2024
- High blood pressure60%
- Arthritis54%
- High cholesterol50%
- Mood disorders40%
- Depression32%
- Osteoporosis30%
- Anxiety23%
- Chronic kidney disease21%
Share of Medicare patients with each condition. A patient can have several.
Mark Williams' patients across all payers
Dmand AI patient panel data covers Medicare, Medicaid and commercial patients.
Patient panel by age, all payers
Median age 60
Patient panel by sex, all payers
- Women58%
- Men41%
Sources: Dmand AI Patient Panel Data; and Medicare Physician & Other Practitioners - by Provider (CMS), 2024 data
Mark R. Williams wrote 2,208 Medicare Part D claims in 2024
In 2024, Mark Williams wrote 2,208 Medicare Part D claims for 590 patients. 88% of them were for generic drugs. CMS names the drug for 1,618 of them, across 59 drugs with 11 or more claims each, at $115,743 in total drug cost.
Mark Williams' Part D claims by kind of drug, 2024
- Generic1,952 claims88%
- Brand-name and other256 claims12%
Mark Williams' 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 Mark Williams' Part D claims, 2024
- Opioids2%44 of 2,208 claims
- Antibiotics2%55 of 2,208 claims
- Antipsychotics, patients 65 and over0%11 of 2,208 claims
Share of all Part D claims for each drug class CMS reports on. Classes with no claims are left out.
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
How Mark R. Williams takes part in Medicare
Mark Williams accepts Medicare assignment, so Medicare's approved amount is taken as full payment.
- Accepts Medicare assignment
- 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.
Mark R. Williams is board certified in certified physician assistant
Mark Williams is a member of AAPA.
- Board certified in certified physician assistant
Source: Dmand AI Professional Profile Data
Sources for Mark R. Williams'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 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) |
| 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 Mark R. Williams
Spotted something out of date? Email hello@dmand.ai and we will check the record. Contact details live in the free trial.
What is Mark R. Williams' NPI number?
Mark R. Williams' NPI number is 1265742662. It was assigned on October 19, 2010, and it is active in the NPI Registry.
What does Mark R. Williams specialize in?
Mark R. Williams is a physician assistant in Central Point, Oregon. The primary specialty in the NPI Registry is Physician Assistant (taxonomy code 363A00000X).
Where does Mark R. Williams practice?
Mark Williams practices at 870 S Front St, Central Point, OR 97502. Mark Williams' primary practice is Providence Medical Group South in Central Point, Oregon. Dmand AI also links Mark Williams to 1 group practice or clinic and 1 home health agency.
What is Mark R. Williams' office phone number?
The practice phone on file for Mark Williams is (541) 732-8000.
What is Mark R. Williams' medical license number?
Mark Williams holds Oregon license PA152965.
Which hospitals is Mark R. Williams affiliated with?
Mark Williams is affiliated with Asante Rogue Regional Medical Center.
What medical group is Mark R. Williams part of?
Mark Williams is linked to Rogue Valley Physicians.
Does Mark R. Williams accept Medicare?
Yes. CMS data shows Mark Williams billed Medicare for 636 services in 2024, and Mark Williams accepts Medicare assignment.
How many Medicare patients does Mark R. Williams see?
CMS counts 295 Medicare patients who saw Mark Williams in 2024, with an average age of 77.
Is Mark R. Williams board certified?
Yes. Mark Williams is board certified in certified physician assistant by the National Commission on Certification of Physician Assistants (NCCPA).
Show 3 more questionsShow fewer questions
What services does Mark R. Williams bill to Medicare?
In 2024, Mark Williams' most billed Medicare services were office visit, established patient (99213), medicare service (G2211) and office visit, established patient (99214).
What drugs does Mark R. Williams prescribe most?
In 2024 Medicare Part D data, Mark Williams' most prescribed drugs by claims were Atorvastatin Calcium, Levothyroxine Sodium and Amlodipine Besylate.
How long has Mark R. Williams been practicing?
Mark Williams graduated from medical school in 2010, 16 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