William Michael Warren, CRNA
- Medicare patients, 2024
- 212
- MIPS score, 2024
- 89
- Hospital affiliations
- 2
- Medical groups
- 4
- State license
- 1
- Practice address
- 1910 Malvern Avenue, Hot Springs, AR 71901
- Practice phone
- Call (501) 321-1000
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Primary practice
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William Michael Warren is a nurse anesthetist in Hot Springs National Park, Arkansas
William Warren practices at National Park Medical Center in Hot Springs, Arkansas, part of Lifepoint Health.
William Warren's NPI, 1306141825, was assigned on January 13, 2011. William Warren holds Arkansas license C02847.
- NPI
- 1306141825NPI Registry (opens in a new tab)
- Medicare PAC ID
- 8729269113
- NPI enumeration date
- January 13, 2011
- NPI status
- Active
- Accepts Medicare assignment
- Yes
- Practice phone
- (501) 321-1000
- 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 Affiliation Data; and Doctors and Clinicians National Downloadable File (CMS)
William Michael Warren practices at National Park Medical Center in Hot Springs, Arkansas
William Warren's primary practice is National Park Medical Center, at 1910 Malvern Avenue, Hot Springs, AR 71901 in Garland County. The practice phone is (501) 321-1000.
- National Park Medical Center1910 Malvern Avenue, Hot Springs, AR 71901 · Garland CountyPhone(501) 321-1000
Source: Dmand AI Affiliation Data
William Michael Warren is affiliated with 2 sites of care and 4 medical groups
William Warren's primary practice is National Park Medical Center in Hot Springs, Arkansas, part of Lifepoint Health. William Warren is also affiliated with North Arkansas Regional Medical Center. The medical group on file is General & Specialty Surgery Clinic. Dmand AI also links William Warren to 3 more medical groups, each named with a free account.
Sources: Dmand AI Affiliation Data; and Dmand AI Org Hierarchy Data
Dmand AI tracks the EHR system at William Michael Warren's practice
Dmand AI tracks the electronic health record (EHR) system at each site where William Warren practices, 2 sites in all. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| National Park Medical Center | Available with a free account |
| +1 more site and 3 medical groups | Available with a free account |
Source: Dmand AI Technology Install Data
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William Michael Warren is one of 742 nurse anesthetists in Arkansas
Nurse anesthetist, certified registered is William Warren's primary specialty in the NPI Registry, under taxonomy code 367500000X. William Warren is licensed in Arkansas.
Specialties and state licenses
- Certified registered nurse anesthetist, ArkansasPrimary
Nurse anesthetists near William Warren
Counts of nurse anesthetists 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
William Michael Warren treated 212 Medicare patients in 2024, average age 73
CMS counts 212 Medicare patients who saw William Warren in 2024. The largest group is 65 to 74, with 100 patients. 75% of them have high blood pressure, and 75% have high cholesterol. 9% are also on Medicaid. Their average risk score is 1.34, where 1.00 is the Medicare average.
Across all payers, Dmand AI patient panel data puts William Warren's median patient age at 67, with 59% women.
William Warren's Medicare patients by age, 2024
William Warren's Medicare patients by sex, 2024
- Women11956%
- Men9344%
Chronic conditions among William Warren's Medicare patients, 2024
- High blood pressure75%
- High cholesterol75%
- Arthritis64%
- Ischemic heart disease38%
- Anxiety36%
- Mood disorders34%
- Depression32%
- Diabetes31%
Share of Medicare patients with each condition. A patient can have several.
William Warren's patients across all payers
Dmand AI patient panel data covers Medicare, Medicaid and commercial patients.
Patient panel by age, all payers
Median age 67
Patient panel by sex, all payers
- Women59%
- Men40%
Sources: Dmand AI Patient Panel Data; and Medicare Physician & Other Practitioners - by Provider (CMS), 2024 data
William Michael Warren scored 89 out of 100 in Medicare's MIPS program for 2024
CMS publishes a Merit-based Incentive Payment System (MIPS) score of 89 out of 100 for William Warren for performance year 2024, reported as part of a group. William Warren accepts Medicare assignment, so Medicare's approved amount is taken as full payment.
- Accepts Medicare assignment
- Yes
William Warren's MIPS scores, performance year 2024
- 89of 100Final score
- 90.4of 100Quality
- 100of 100Promoting Interoperability
- 40of 100Improvement Activities
- 74of 100Cost
Each score is out of 100. The final score weighs the categories CMS scored for this clinician.
Sources: Doctors and Clinicians National Downloadable File (CMS); and Clinician Public Reporting: Overall MIPS Performance (CMS), 2024 data, released September 10, 2026
Sources for William Michael Warren'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 patients and the all-payer patient panel | Dmand AI Patient Panel DataMedicare Physician & Other Practitioners - 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) |
| 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 William Michael Warren
Spotted something out of date? Email hello@dmand.ai and we will check the record. Contact details live in the free trial.
What is William Michael Warren's NPI number?
William Michael Warren's NPI number is 1306141825. It was assigned on January 13, 2011, and it is active in the NPI Registry.
What does William Michael Warren specialize in?
William Michael Warren is a nurse anesthetist in Hot Springs National Park, Arkansas. The primary specialty in the NPI Registry is Certified Registered Nurse Anesthetist (taxonomy code 367500000X).
Where does William Michael Warren practice?
William Warren practices at 1910 Malvern Avenue, Hot Springs, AR 71901. William Warren's primary practice is National Park Medical Center in Hot Springs, Arkansas, part of Lifepoint Health. Dmand AI also links William Warren to 3 medical groups.
What is William Michael Warren's office phone number?
The practice phone on file for William Warren is (501) 321-1000.
What is William Michael Warren's medical license number?
William Warren holds Arkansas license C02847.
Which hospitals is William Michael Warren affiliated with?
William Warren practices at National Park Medical Center in Hot Springs, Arkansas. William Warren is also affiliated with North Arkansas Regional Medical Center.
What medical group is William Michael Warren part of?
William Warren is linked to General & Specialty Surgery Clinic. Dmand AI links William Warren to 3 more medical groups.
Does William Michael Warren accept Medicare?
Yes. CMS lists William Warren as accepting Medicare assignment.
What is William Michael Warren's MIPS score?
William Warren's MIPS final score for performance year 2024 is 89 out of 100, reported as part of a group.
How many Medicare patients does William Michael Warren see?
CMS counts 212 Medicare patients who saw William Warren in 2024, with an average age of 73.
How long has William Michael Warren been practicing?
William Warren graduated from medical school in 2010, 16 years ago.
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