Dr. Stephen G. Williams, MD
- Medicare services, 2024
- 920
- Medicare patients, 2024
- 301
- Part D claims, 2024
- 339
- Publications
- 1
- Clinical trials
- 1
- Practice address
- 1906 Blake Ave, Glenwood Springs, CO 81601
- Practice phone
- Call (970) 945-6535
- 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. Stephen G. Williams is a urologist in Glenwood Springs, Colorado
Dr. Williams practices at Valley View Hospital in Glenwood Springs, Colorado, part of Valley View Hospital Association.
Dr. Williams' NPI, 1093886079, was assigned on November 13, 2006. Dr. Williams graduated from Loyola University Chicago Stritch School of Medicine in 1993. Dr. Williams holds California license G79866.
- NPI
- 1093886079NPI Registry (opens in a new tab)
- Medicare PAC ID
- 8426189663
- NPI enumeration date
- November 13, 2006
- NPI status
- Active
- Accepts Medicare assignment
- Yes
- Offers telehealth
- Yes
- Practice phone
- (970) 945-6535
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- Sex
- Male
- Estimated age
- 59
- Medical school graduation
- 1993
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; Dmand AI Affiliation Data; and Doctors and Clinicians National Downloadable File (CMS)
Dr. Stephen G. Williams practices at Valley View Hospital in Glenwood Springs, Colorado
Dr. Williams' primary practice is Valley View Hospital, at 1906 Blake Ave, Glenwood Springs, CO 81601 in Garfield County. The practice phone is (970) 945-6535.
- Valley View Hospital1906 Blake Ave, Glenwood Springs, CO 81601 · Garfield CountyPhone(970) 945-6535
Source: Dmand AI Affiliation Data
Dr. Stephen G. Williams is affiliated with 5 sites of care and 2 medical groups
Dr. Williams' primary practice is Valley View Hospital in Glenwood Springs, Colorado, part of Valley View Hospital Association. Dr. Williams is also affiliated with St. Mary's Regional Hospital. The medical group on file is ValleyOrtho - Aspen. Dmand AI also links Dr. Williams to 2 more hospitals, 1 group practice or clinic and 1 medical group, 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. Stephen G. Williams' practice
Dmand AI tracks the electronic health record (EHR) system at each site where Dr. Williams practices, 5 sites in all. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| Valley View Hospital | Available with a free account |
| +4 more sites and 1 medical group | 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 Valley View Hospital Association and 6.2K+ hospitals, with verified contacts in the same login.
Dr. Stephen G. Williams is one of 203 urologists in Colorado
Urology is Dr. Williams' primary specialty in the NPI Registry, under taxonomy code 208800000X. Dr. Williams is board certified in urology by the American Board of Urology. Dmand AI has Dr. Williams' licenses on file in 2 states: California and Colorado.
Specialties and state licenses
- Urology, CaliforniaPrimary
- Colorado license
Clinical focus
Dmand AI lists enlarged prostate, kidney stone disease, urinary endoscopy and UTI among the conditions Dr. Williams treats.
Urologists near Dr. Williams
Counts of urologists 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. Stephen G. Williams billed Medicare for 920 services in 2024
CMS data shows 920 Medicare services from Dr. Williams across 15 procedure codes in 2024, for 301 Medicare patients. Medicare paid $71,379 for them.
Dr. Williams' Medicare services by type, 2023 to 2024
- 2023
- 2024
- Office and hospital visits
- 2023: 1282024: 494286%
- Surgery
- 2023: 722024: 323349%
- Lab and pathology
- 2023: 572024: 6819%
- Imaging
- 2023: 02024: 35
Where Dr. Williams' Medicare services took place, 2024
- In an office78185%
- In a facility13915%
Dr. Williams compared with the Colorado median for urologists, 2024
- Dr. Williams
- Colorado median
- Medicare services
- 920vs 1,49939% below
- Medicare patients
- 301vs 38923% below
- Part D claims
- 266vs 64859% below
Medians across 194 urologists in Colorado with Dmand AI profiles that report each measure.
Dr. 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 Dr. Williams?
Medicare shows one payer. Book a meeting to get commercial claims data for Dr. Williams and other urologists in Colorado.
Sources: Medicare Physician & Other Practitioners - by Provider and Service (CMS), 2024 data; and Dmand AI Peer Benchmarks
Dr. Stephen G. Williams treated 301 Medicare patients in 2024, average age 75
CMS counts 301 Medicare patients who saw Dr. Williams in 2024. The largest group is 65 to 74, with 150 patients. 64% of them have high cholesterol, and 55% have high blood pressure. 8% are also on Medicaid. Their average risk score is 0.99, where 1.00 is the Medicare average.
Across all payers, Dmand AI patient panel data puts Dr. Williams' median patient age at 74, with 16% women.
Dr. Williams' Medicare patients by age, 2024
CMS leaves out age groups with fewer than 11 patients.
Dr. Williams' Medicare patients by sex, 2024
- Women5518%
- Men24682%
Chronic conditions among Dr. Williams' Medicare patients, 2024
- High cholesterol64%
- High blood pressure55%
- Arthritis45%
- Cancer32%
- Ischemic heart disease22%
- Anxiety17%
- Mood disorders17%
- Diabetes16%
Share of Medicare patients with each condition. A patient can have several.
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 74
Patient panel by sex, all payers
- Women16%
- Men84%
Sources: Dmand AI Patient Panel Data; and Medicare Physician & Other Practitioners - by Provider (CMS), 2024 data
Dr. Stephen G. Williams wrote 339 Medicare Part D claims in 2024
In 2024, Dr. Williams wrote 339 Medicare Part D claims for 148 patients. 95% of them were for generic drugs. CMS names the drug for 266 of them, across 7 drugs with 11 or more claims each, at $14,041 in total drug cost. In 2023, CMS named 362 claims across 6 drugs.
Dr. Williams' Part D claims by kind of drug, 2024
- Generic321 claims95%
- Brand-name18 claims5%
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
- Opioids4%13 of 339 claims
- Antibiotics16%53 of 339 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: 3622024: 26627%
Drugs named by CMS: 7 in 2024, 6 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. Stephen G. Williams scored 95 out of 100 in Medicare's MIPS program for 2024
CMS publishes a Merit-based Incentive Payment System (MIPS) score of 95 out of 100 for Dr. Williams for performance year 2024, reported through an alternative payment model (APM). Dr. Williams accepts Medicare assignment, so Medicare's approved amount is taken as full payment. CMS lists Dr. Williams as offering telehealth. CMS counts 13 procedures of prostate resection by Dr. Williams, more than 67% of the clinicians it reports for that procedure.
- Accepts Medicare assignment
- Yes
- Offers telehealth
- Yes
Dr. Williams' MIPS scores, performance year 2024
- 95of 100Final score
- 86.9of 100Quality
- 100of 100Promoting Interoperability
- 40of 100Improvement Activities
Each score is out of 100. The final score weighs the categories CMS scored for this clinician.
Where Dr. Williams ranks in Medicare procedure volume
- Prostate resection
- 67th percentile13 procedures
CMS ranks each clinician against every clinician it reports for the same procedure category.
Sources: Doctors and Clinicians National Downloadable File (CMS); Clinician Public Reporting: Overall MIPS Performance (CMS), 2024 data, released September 10, 2026; and Doctors and Clinicians Utilization Data (CMS)
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Dr. Stephen G. Williams has 1 publication on record
Dmand AI links 1 paper to Dr. Williams in 2019. Dr. Williams' most frequent co-authors are Philip Hyunwoo Kim, MD and Ronald K. Loo, MD.
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 urologists.
Sources: PubMed (National Library of Medicine); and Dmand AI Research Linkage
Dr. Stephen G. Williams has worked on 1 clinical trial
Dmand AI links Dr. Williams to 1 clinical trial. Conditions studied include Prostatic Neoplasms and Prostatic Diseases.
Conditions in Dr. Williams' trials
- Prostatic Neoplasms
- Prostatic Diseases
Investigators on the most trials with Dr. Williams
Recent clinical trials with Dr. Williams
Sources: Dmand AI Research Linkage; and ClinicalTrials.gov (National Library of Medicine)
Dr. Stephen G. Williams received $1,463 in industry payments from 2016 to 2025
CMS Open Payments shows 27 general payments to Dr. Williams from 18 drug and device companies from 2016 to 2025. Food and beverage make up the largest share, 100% of the total. Boston Scientific Corporation paid the most, $528.
General payments to Dr. Williams by program year, 2016 to 2025
Companies that paid Dr. Williams the most, 2016 to 2025
Share is of all general payments to this clinician.
Source: Open Payments (CMS), 2025 data, released July 7, 2026
Dr. Stephen G. Williams has 1 award and honors on record
Dmand AI lists 1 award for Dr. Williams, most recently CMS Stage 1 2012 in 2011.
Awards and honors for Dr. Williams
- 2011
- CMS Stage 1 2012
Source: Dmand AI Professional Profile Data
Dr. Stephen G. Williams graduated from Loyola University Chicago Stritch School of Medicine
Dr. Williams graduated from Loyola University Chicago Stritch School of Medicine in 1993.
- Medical school
- Board certified in urology
Source: Dmand AI Professional Profile Data
Dr. Stephen G. Williams accepts plans from 14 insurance carriers
Dr. Williams is in network with 14 carriers, including United Healthcare, Aetna and Blue Cross Blue Shield of Michigan. PPO plans come from the most carriers, 9. Check the plan with the practice before a visit.
- United Healthcare
- Aetna
- Blue Cross Blue Shield of Michigan
- Elevance
- HCSC
- Aspirus Health Plan
- Blue Cross Blue Shield of Massachusetts
- Regence Health Plans
- +6 more carriersWith a free account
Plan types Dr. Williams accepts, by number of carriers
- PPO9
- HMO7
- Medicare6
- EPO4
- POS3
- Medicaid1
Source: Dmand AI Insurance Network Data
Sources for Dr. Stephen G. 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 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)Doctors and Clinicians Utilization Data (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 |
| Clinical trials and co-investigators | Dmand AI Research LinkageClinicalTrials.gov (National Library of Medicine) (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. Stephen G. 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. Stephen G. Williams' NPI number?
Dr. Stephen G. Williams' NPI number is 1093886079. It was assigned on November 13, 2006, and it is active in the NPI Registry.
What kind of doctor is Dr. Stephen G. Williams?
Dr. Stephen G. Williams is a urologist in Glenwood Springs, Colorado. The primary specialty in the NPI Registry is Urology Physician (taxonomy code 208800000X).
Where does Dr. Stephen G. Williams practice?
Dr. Williams practices at 1906 Blake Ave, Glenwood Springs, CO 81601. Dr. Williams' primary practice is Valley View Hospital in Glenwood Springs, Colorado, part of Valley View Hospital Association. Dmand AI also links Dr. Williams to 2 hospitals, 1 group practice or clinic and 1 medical group.
What is Dr. Stephen G. Williams' office phone number?
The practice phone on file for Dr. Williams is (970) 945-6535.
What is Dr. Stephen G. Williams' medical license number?
Dr. Williams holds California license G79866, one of the licenses on file in 2 states.
Which states has Dr. Stephen G. Williams been licensed in?
Dmand AI has state licenses on file for Dr. Williams in California (1994 to 2026) and Colorado (2023 to 2027).
Which hospitals is Dr. Stephen G. Williams affiliated with?
Dr. Williams practices at Valley View Hospital in Glenwood Springs, Colorado. Dr. Williams is also affiliated with St. Mary's Regional Hospital. Dmand AI links Dr. Williams to 2 more hospitals.
What medical group is Dr. Stephen G. Williams part of?
Dr. Williams is linked to ValleyOrtho - Aspen. Dmand AI links Dr. Williams to 1 more medical group.
Does Dr. Stephen G. Williams accept Medicare?
Yes. CMS data shows Dr. Williams billed Medicare for 920 services in 2024, and Dr. Williams accepts Medicare assignment.
Does Dr. Stephen G. Williams offer telehealth?
Yes. The CMS Doctors and Clinicians file lists Dr. Williams as offering telehealth services.
Show 11 more questionsShow fewer questions
What is Dr. Stephen G. Williams' MIPS score?
Dr. Williams' MIPS final score for performance year 2024 is 95 out of 100, reported through an alternative payment model (APM).
How many Medicare patients does Dr. Stephen G. Williams see?
CMS counts 301 Medicare patients who saw Dr. Williams in 2024, with an average age of 75.
Is Dr. Stephen G. Williams board certified?
Yes. Dr. Williams is board certified in urology by the American Board of Urology.
What services does Dr. Stephen G. Williams bill to Medicare?
In 2024, Dr. Williams' most billed Medicare services were office visit, established patient (99214), surgery: urinary system (51798) and office visit, established patient (99215).
Where did Dr. Stephen G. Williams go to medical school?
Dr. Williams graduated from Loyola University Chicago Stritch School of Medicine in 1993.
What drugs does Dr. Stephen G. Williams prescribe most?
In 2024 Medicare Part D data, Dr. Williams' most prescribed drugs by claims were Tamsulosin HCl, Finasteride and Alfuzosin HCl ER.
Has Dr. Stephen G. Williams received payments from drug or device companies?
CMS Open Payments shows $1,463 in general payments to Dr. Williams from 18 companies from 2016 to 2025. The largest total came from Boston Scientific Corporation.
How long has Dr. Stephen G. Williams been practicing?
Dr. Williams graduated from medical school in 1993, 33 years ago.
Does Dr. Stephen G. Williams do research?
Dmand AI links 1 publication to Dr. Williams. Dr. Williams has worked on 1 clinical trial.
Who does Dr. Stephen G. Williams publish with?
Dr. Williams' most frequent co-authors are Philip Hyunwoo Kim, MD (1 shared paper) and Ronald K. Loo, MD (1 shared paper).
What insurance does Dr. Stephen G. Williams accept?
Dr. Williams is in network with 14 carriers, including United Healthcare, Aetna and Blue Cross Blue Shield of Michigan. PPO plans come from the most carriers, 9. Check the plan with the practice before a visit.
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