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Dr. Ryan P. Williams, MD
NPI1528324779PAC ID6305076936
- Medicare services, 2017
- 47
- Part D claims, 2024
- 75
- Publications
- 1
- Hospital affiliations
- 1
- Industry payments
- $288
- Practice address
- 630 West Third Street, Milan, MO 63556
- Practice phone
- Call (660) 265-4212
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Primary practice
Find Dr. 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.
Dr. Ryan P. Williams is a family medicine physician in Milan, Missouri
Dr. Williams practices at Sullivan County Memorial Hospital in Milan, Missouri, part of Sullivan County Recorder of Deeds.
Dr. Williams' NPI, 1528324779, was assigned on April 2, 2012. Dr. Williams holds Missouri license 2015023180.
NPI and contact details
- NPI
- 1528324779NPI Registry (opens in a new tab)
- Medicare PAC ID
- 6305076936
- NPI enumeration date
- April 2, 2012
- NPI status
- Active
- Accepts Medicare assignment
- Yes
- Practice phone
- (660) 265-4212
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- Sex
- Male
- Estimated age
- 40
- Medical school graduation
- 2012
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; Dmand AI Affiliation Data; and Doctors and Clinicians National Downloadable File (CMS)
Dr. Ryan P. Williams practices at Sullivan County Memorial Hospital in Milan, Missouri
Dr. Williams' primary practice is Sullivan County Memorial Hospital, at 630 West Third Street, Milan, MO 63556 in Sullivan County. The practice phone is (660) 265-4212.
- Sullivan County Memorial Hospital630 West Third Street, Milan, MO 63556 · Sullivan CountyPhone(660) 265-4212
Source: Dmand AI Affiliation Data
Dr. Ryan P. Williams is affiliated with 1 site of care and 1 medical group
Dr. Williams' primary practice is Sullivan County Memorial Hospital in Milan, Missouri, part of Sullivan County Recorder of Deeds. The medical group on file is Sullivan County Memorial Hospital. Dr. Williams' employer is on file too: a hospital.
Sources: Dmand AI Affiliation Data; and Dmand AI Org Hierarchy Data
Dmand AI tracks the EHR system at Dr. Ryan P. Williams' practice
Dmand AI tracks the electronic health record (EHR) system at each site where Dr. Williams practices. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| Sullivan County Memorial Hospital | Available with a free account |
Source: Dmand AI Technology Install Data
For health IT teams
See the EHR and IT leaders at every hospital where Dr. Williams practices
Dmand AI maps EHR vendors, IT decision makers and buying committees across Sullivan County Recorder of Deeds and 6.2K+ hospitals, with verified contacts in the same login.
Dr. Ryan P. Williams is one of 2,412 family medicine physicians in Missouri
Family medicine is Dr. Williams' primary specialty in the NPI Registry, under taxonomy code 207Q00000X. Dr. Williams is licensed in Missouri.
Specialties and state licenses
- Family medicine, MissouriPrimary
Family medicine physicians near Dr. Williams
Counts of family medicine physicians with a Dmand AI profile, by place and practice. Each opens the list.
2,412family medicine physicians in Missouri
3family medicine physicians in Milan
2family medicine physicians at Sullivan County Memorial HospitalSources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; and Dmand AI Peer Benchmarks
Dr. Ryan P. Williams billed Medicare for 47 services in 2017
CMS data shows 47 Medicare services from Dr. Williams across 3 procedure codes in 2017. Medicare paid $3,052 for them. Every service was in a facility, such as a hospital, rather than an office.
Medicare services, 201747
Paid by Medicare$3,052
Procedure codes3
Dr. Williams' Medicare services by type, 2016 to 2017
- 2016
- 2017
- Office and hospital visits
- 2016: 982017: 4752%
Dr. Williams compared with the Missouri median for family medicine physicians, 2017
- Dr. Williams
- Missouri median
- Medicare services
- 47vs 33386% below
- Part D claims
- 12vs 1,23199% below
Medians across 2,555 family medicine physicians in Missouri with Dmand AI profiles that report each measure.
Dr. Williams' most billed Medicare procedure codes, 2017
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. Williams?
Medicare shows one payer. Book a meeting to get commercial claims data for Dr. Williams and other family medicine physicians in Missouri.
Sources: Medicare Physician & Other Practitioners - by Provider and Service (CMS), 2024 data; and Dmand AI Peer Benchmarks
Dr. Ryan P. Williams' patients have a median age of 70
Across all payers, Dmand AI patient panel data puts Dr. Williams' median patient age at 70, with 51% women.
Dr. Williams' patients across all payers
Dmand AI patient panel data covers Medicare, Medicaid and commercial patients.
Patient panel by age, all payers
Median age 70
Patient panel by sex, all payers
- Women51%
- Men49%
Source: Dmand AI Patient Panel Data
Dr. Ryan P. Williams wrote 75 Medicare Part D claims in 2024
In 2024, Dr. Williams wrote 75 Medicare Part D claims for 41 patients. 92% of them were for generic drugs. CMS names the drug for 12 of them, across 1 drug with 11 or more claims each, at $26 in total drug cost. In 2023, CMS named 14 claims across 1 drug.
Part D claims, 202475
Drugs named by CMS1
Total drug cost$26
Part D patients41
Dr. Williams' Part D claims by kind of drug, 2024
- Generic69 claims92%
- Brand-name and other6 claims8%
Dr. 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 Dr. Williams' Part D claims, 2024
- Opioids17%13 of 75 claims
- Antibiotics27%20 of 75 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: 142024: 1214%
Drugs named by CMS: 1 in 2024, 1 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
How Dr. Ryan P. Williams takes part in Medicare
Dr. 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)
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Dr. Ryan P. Williams has 1 publication on record
Dmand AI links 1 paper to Dr. Williams in 2023. Dr. Williams' most frequent co-author is Samuel P. Reinfeld, DO.
Papers1
Dr. Williams' most frequent co-authors
Recent publications by Dr. Williams
See who Dr. Williams researches with
Physician Network Discovery turns co-authorship, shared hospitals and shared groups into a map of who Dr. Williams works with, so you can find a warm path to the right family medicine physicians.
Sources: PubMed (National Library of Medicine); and Dmand AI Research Linkage
Dr. Ryan P. Williams received $288 in industry payments from 2016 to 2021
CMS Open Payments shows 18 general payments to Dr. Williams from 12 drug and device companies from 2016 to 2021. Food and beverage make up the largest share, 89% of the total. Novo Nordisk Inc paid the most, $107.
General payments to Dr. Williams by program year, 2016 to 2021
General payments to Dr. Williams by kind, 2016 to 2021
$288in total
- Food and beverage$25589%
- Education$3211%
Companies that paid Dr. Williams the most, 2016 to 2021
Share is of all general payments to this clinician.
Source: Open Payments (CMS), 2025 data, released July 7, 2026
Sources for Dr. Ryan P. 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 | 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 Data |
| 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) |
| Publications, topics and co-authors | PubMed (National Library of Medicine) (opens in a new tab)Dmand AI Research Linkage |
| 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 Dr. Ryan P. 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 Dr. Ryan P. Williams' NPI number?
Dr. Ryan P. Williams' NPI number is 1528324779. It was assigned on April 2, 2012, and it is active in the NPI Registry.
What kind of doctor is Dr. Ryan P. Williams?
Dr. Ryan P. Williams is a family medicine physician in Milan, Missouri. The primary specialty in the NPI Registry is Family Medicine Physician (taxonomy code 207Q00000X).
Where does Dr. Ryan P. Williams practice?
Dr. Williams practices at 630 West Third Street, Milan, MO 63556. Dr. Williams' primary practice is Sullivan County Memorial Hospital in Milan, Missouri, part of Sullivan County Recorder of Deeds.
What is Dr. Ryan P. Williams' office phone number?
The practice phone on file for Dr. Williams is (660) 265-4212.
What is Dr. Ryan P. Williams' medical license number?
Dr. Williams holds Missouri license 2015023180.
Which hospitals is Dr. Ryan P. Williams affiliated with?
Dr. Williams practices at Sullivan County Memorial Hospital in Milan, Missouri.
What medical group is Dr. Ryan P. Williams part of?
Dr. Williams is linked to Sullivan County Memorial Hospital.
Does Dr. Ryan P. Williams accept Medicare?
Yes. CMS data shows Dr. Williams billed Medicare for 47 services in 2017, and Dr. Williams accepts Medicare assignment.
What services does Dr. Ryan P. Williams bill to Medicare?
In 2017, Dr. Williams' most billed Medicare services were hospital inpatient care (99232), hospital inpatient care (99222) and hospital inpatient care (99238).
What drugs does Dr. Ryan P. Williams prescribe most?
In 2024 Medicare Part D data, Dr. Williams' most prescribed drugs by claims were Prednisone.
Show 4 more questionsShow fewer questions
Has Dr. Ryan P. Williams received payments from drug or device companies?
CMS Open Payments shows $288 in general payments to Dr. Williams from 12 companies from 2016 to 2021. The largest total came from Novo Nordisk Inc.
How long has Dr. Ryan P. Williams been practicing?
Dr. Williams graduated from medical school in 2012, 14 years ago.
Does Dr. Ryan P. Williams do research?
Dmand AI links 1 publication to Dr. Williams.
Who does Dr. Ryan P. Williams publish with?
Dr. Williams' most frequent co-authors are Samuel P. Reinfeld, DO (1 shared paper).
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