David Michael Williams, NP
- Medicare patients, 2024
- 373
- Part D claims, 2024
- 2,920
- Hospital affiliations
- 3
- Industry payments
- $22
- Medical group
- 1
- Practice address
- 1235 E Cherokee St, Springfield, MO 65804
- Practice phone
- Call (417) 820-2000
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Primary practice
Mercy Hospital Springfield & Children's Mercy
Springfield, Missouri
Find David 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.
David Michael Williams is a family nurse practitioner in Springfield, Missouri
David Williams practices at Mercy Hospital Springfield & Children's Mercy in Springfield, Missouri.
David Williams' NPI, 1215520820, was assigned on February 15, 2021. David Williams holds Missouri license 2020011024.
- NPI
- 1215520820NPI Registry (opens in a new tab)
- Medicare PAC ID
- 6002223070
- NPI enumeration date
- February 15, 2021
- NPI status
- Active
- Accepts Medicare assignment
- Yes
- Practice phone
- (417) 820-2000
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- Sex
- Male
- Estimated age
- 33
- Medical school graduation
- 2019
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; Dmand AI Practice Data; and Doctors and Clinicians National Downloadable File (CMS)
David Michael Williams practices at Mercy Hospital Springfield & Children's Mercy in Springfield, Missouri
David Williams' primary practice is Mercy Hospital Springfield & Children's Mercy, at 1235 E Cherokee St, Springfield, MO 65804 in Greene County. The practice phone is (417) 820-2000.
- Mercy Hospital Springfield & Children's Mercy1235 E Cherokee St, Springfield, MO 65804 · Greene CountyPhone(417) 820-2000
Sources: NPPES NPI Registry (CMS); and Dmand AI Practice Data
David Michael Williams is affiliated with 5 sites of care and 1 medical group
David Williams' primary practice is Mercy Hospital Springfield & Children's Mercy in Springfield, Missouri. David Williams is also affiliated with Mercy Hospital Springfield. The medical group on file is Mercy Clinic Family Medicine - Hollister. Dmand AI also links David Williams 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 David Michael Williams' practice
Dmand AI tracks the electronic health record (EHR) system at each site where David Williams practices, 4 sites in all. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| Mercy Hospital Springfield & Children's Mercy | Available with a free account |
| +4 more affiliated sites | Available with a free account |
Source: Dmand AI Technology Install Data
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David Michael Williams is one of 3,989 family nurse practitioners in Missouri
Family is David Williams' primary specialty in the NPI Registry, under taxonomy code 363LF0000X. David Williams is licensed in Missouri.
Specialties and state licenses
- Family nurse practitioner, MissouriPrimary
Family nurse practitioners near David Williams
Counts of family nurse practitioners 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
David Michael Williams treated 373 Medicare patients in 2024, average age 74
CMS counts 373 Medicare patients who saw David Williams in 2024. The largest group is 65 to 74, with 153 patients. 75% of them have high blood pressure, and 75% have high cholesterol. 13% are also on Medicaid. Their average risk score is 1.63, where 1.00 is the Medicare average, so they are sicker than most Medicare patients.
Across all payers, Dmand AI patient panel data puts David Williams' median patient age at 74, with 19% women.
David Williams' Medicare patients by age, 2024
David Williams' Medicare patients by sex, 2024
- Women9124%
- Men28276%
Chronic conditions among David Williams' Medicare patients, 2024
- High blood pressure75%
- High cholesterol75%
- Arthritis47%
- Chronic kidney disease38%
- Diabetes35%
- Ischemic heart disease31%
- Cancer29%
- Mood disorders27%
Share of Medicare patients with each condition. A patient can have several.
David 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
- Women19%
- Men81%
Sources: Dmand AI Patient Panel Data; and Medicare Physician & Other Practitioners - by Provider (CMS), 2024 data
David Michael Williams wrote 2,920 Medicare Part D claims in 2024
In 2024, David Williams wrote 2,920 Medicare Part D claims for 691 patients. 95% of them were for generic drugs.
David Williams' Part D claims by kind of drug, 2024
- Generic2,788 claims95%
- Brand-name132 claims5%
Drug classes CMS tracks in David Williams' Part D claims, 2024
- Antibiotics16%461 of 2,920 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
How David Michael Williams takes part in Medicare
David 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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David Michael Williams received $22 in industry payments in 2025
CMS Open Payments shows 1 general payment to David Williams from 1 drug or device company in 2025. Food and beverage make up the largest share, 100% of the total. Medtronic, Inc. paid the most, $22.
Companies that paid David Williams 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 David Michael 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 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 David Michael 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 David Michael Williams' NPI number?
David Michael Williams' NPI number is 1215520820. It was assigned on February 15, 2021, and it is active in the NPI Registry.
What does David Michael Williams specialize in?
David Michael Williams is a family nurse practitioner in Springfield, Missouri. The primary specialty in the NPI Registry is Family Nurse Practitioner (taxonomy code 363LF0000X).
Where does David Michael Williams practice?
David Williams practices at 1235 E Cherokee St, Springfield, MO 65804. David Williams' primary practice is Mercy Hospital Springfield & Children's Mercy in Springfield, Missouri. Dmand AI also links David Williams to 2 hospitals and 1 group practice or clinic.
What is David Michael Williams' office phone number?
The practice phone on file for David Williams is (417) 820-2000.
What is David Michael Williams' medical license number?
David Williams holds Missouri license 2020011024.
Which hospitals is David Michael Williams affiliated with?
David Williams is affiliated with Mercy Hospital Springfield. Dmand AI links David Williams to 2 more hospitals.
What medical group is David Michael Williams part of?
David Williams is linked to Mercy Clinic Family Medicine - Hollister.
Does David Michael Williams accept Medicare?
Yes. CMS lists David Williams as accepting Medicare assignment.
How many Medicare patients does David Michael Williams see?
CMS counts 373 Medicare patients who saw David Williams in 2024, with an average age of 74.
Has David Michael Williams received payments from drug or device companies?
CMS Open Payments shows $22 in general payments to David Williams from 1 company from 2025 to 2025. The largest total came from Medtronic, Inc.
How long has David Michael Williams been practicing?
David Williams graduated from medical school in 2019, 7 years ago.
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