Erin N. Williams, CNP
- Medicare services, 2024
- 731
- Medicare patients, 2024
- 259
- Part D claims, 2024
- 8,520
- Hospital affiliations
- 5
- Industry payments
- $94
- Practice address
- 1 Owens Corning Pkwy, Toledo, OH 43659
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Primary practice
Promedica Physicians Owens Corning - HOPD
Acute Care Hospital outpatient department · Toledo, Ohio
Find Erin Williams' professional email, personal email and mobile number
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Erin N. Williams is an internist in Toledo, Ohio
Erin Williams practices at Promedica Physicians Owens Corning - HOPD in Toledo, Ohio.
Erin Williams' NPI, 1679243729, was assigned on September 20, 2021. Erin Williams graduated from University of Toledo College of Medicine in 2021. Erin Williams holds Ohio license APRN.CNP.0029644.
- NPI
- 1679243729NPI Registry (opens in a new tab)
- Medicare PAC ID
- 5991193328
- NPI enumeration date
- September 20, 2021
- NPI status
- Active
- Accepts Medicare assignment
- Yes
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- Sex
- Female
- Estimated age
- 31
- Medical school graduation
- 2021
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; Dmand AI Affiliation Data; and Doctors and Clinicians National Downloadable File (CMS)
Erin N. Williams practices at 2 locations in Toledo, Ohio
Erin Williams' primary practice is Promedica Physicians Owens Corning - HOPD, at 1 Owens Corning Pkwy, Toledo, OH 43659. Erin Williams also practices at ProMedica Central Physicians, 100 Madison Ave, Toledo, OH 43604.
- Promedica Physicians Owens Corning - HOPDPrimary1 Owens Corning Pkwy, Toledo, OH 43659
- ProMedica Central Physicians100 Madison Ave, Toledo, OH 43604 · Lucas CountyPhone(567) 585-1964
Sources: NPPES NPI Registry (CMS); Dmand AI Affiliation Data; and Dmand AI Practice Data
Erin N. Williams is affiliated with 7 sites of care and 1 medical group
Erin Williams' primary practice is Promedica Physicians Owens Corning - HOPD in Toledo, Ohio. Erin Williams is also affiliated with ProMedica Toledo Hospital. The medical group on file is ProMedica Physicians. Dmand AI also links Erin Williams to 4 more hospitals and 1 group practice or clinic, each named with a free account.
Source: Dmand AI Affiliation Data
Dmand AI tracks the EHR system at Erin N. Williams' practice
Dmand AI tracks the electronic health record (EHR) system at each site where Erin Williams practices, 7 sites in all. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| Promedica Physicians Owens Corning - HOPD | Available with a free account |
| +6 more affiliated sites | Available with a free account |
Source: Dmand AI Technology Install Data
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Erin N. Williams is one of 4,708 internists in Ohio
Internal medicine is Erin Williams' primary specialty in the NPI Registry, under taxonomy code 207R00000X. Erin Williams is licensed in Ohio.
Specialties and state licenses
- Internal medicine, OhioPrimary
Internists near Erin Williams
Counts of internists 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
Erin N. Williams billed Medicare for 731 services in 2024
CMS data shows 731 Medicare services from Erin Williams across 8 procedure codes in 2024, for 259 Medicare patients. Medicare paid $57,504 for them. Every service was in an office.
Erin Williams' Medicare services by type, 2023 to 2024
- 2023
- 2024
- Office and hospital visits
- 2023: 4342024: 39210%
- Other services
- 2023: 2282024: 2426%
- Tests and treatments
- 2023: 632024: 7925%
- Surgery
- 2023: 02024: 18
Erin Williams compared with the Ohio median for internists, 2024
- Erin Williams
- Ohio median
- Medicare services
- 731vs 48750% above
- Medicare patients
- 259vs 19235% above
- Part D claims
- 7,882vs 29426.8 times
Medians across 4,703 internists in Ohio with Dmand AI profiles that report each measure.
Erin 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.
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Sources: Medicare Physician & Other Practitioners - by Provider and Service (CMS), 2024 data; and Dmand AI Peer Benchmarks
Erin N. Williams treated 259 Medicare patients in 2024, average age 75
CMS counts 259 Medicare patients who saw Erin Williams in 2024. The largest group is 65 to 74, with 135 patients. 75% of them have high blood pressure, and 75% have high cholesterol. Their average risk score is 1.09, where 1.00 is the Medicare average.
Across all payers, Dmand AI patient panel data puts Erin Williams' median patient age at 71, with 56% women.
Erin Williams' Medicare patients by age, 2024
CMS leaves out age groups with fewer than 11 patients.
Erin Williams' Medicare patients by sex, 2024
- Women12749%
- Men13251%
Chronic conditions among Erin Williams' Medicare patients, 2024
- High blood pressure75%
- High cholesterol75%
- Arthritis47%
- Diabetes31%
- Anxiety27%
- Mood disorders25%
- Cancer24%
- Depression24%
Share of Medicare patients with each condition. A patient can have several.
Erin Williams' patients across all payers
Dmand AI patient panel data covers Medicare, Medicaid and commercial patients.
Patient panel by age, all payers
Median age 71
Patient panel by sex, all payers
- Women56%
- Men43%
Sources: Dmand AI Patient Panel Data; and Medicare Physician & Other Practitioners - by Provider (CMS), 2024 data
Erin N. Williams wrote 8,520 Medicare Part D claims in 2024
In 2024, Erin Williams wrote 8,520 Medicare Part D claims for 754 patients. 90% of them were for generic drugs. CMS names the drug for 7,882 of them, across 127 drugs with 11 or more claims each, at $553,673 in total drug cost. In 2023, CMS named 3,226 claims across 82 drugs.
Erin Williams' Part D claims by kind of drug, 2024
- Generic7,666 claims90%
- Brand-name823 claims10%
- Other31 claims0%
Erin 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 Erin Williams' Part D claims, 2024
- Opioids3%268 of 8,520 claims
- Antibiotics3%293 of 8,520 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: 3,2262024: 7,882144%
Drugs named by CMS: 127 in 2024, 82 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 Erin N. Williams takes part in Medicare
Erin 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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Erin N. Williams received $94 in industry payments from 2022 to 2025
CMS Open Payments shows 4 general payments to Erin Williams from 4 drug and device companies from 2022 to 2025. Food and beverage make up the largest share, 100% of the total. Novo Nordisk Inc paid the most, $45.
General payments to Erin Williams by program year, 2022 to 2025
Companies that paid Erin Williams the most, 2022 to 2025
Share is of all general payments to this clinician.
Source: Open Payments (CMS), 2025 data, released July 7, 2026
Erin N. Williams graduated from University of Toledo College of Medicine
Erin Williams graduated from University of Toledo College of Medicine in 2021.
- Medical school
Source: Dmand AI Professional Profile Data
Sources for Erin N. 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 Affiliation DataDmand AI Practice Data |
| Primary practice, affiliations and health system | Dmand 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) |
| Industry payments | Open Payments (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 Erin N. 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 Erin N. Williams' NPI number?
Erin N. Williams' NPI number is 1679243729. It was assigned on September 20, 2021, and it is active in the NPI Registry.
What does Erin N. Williams specialize in?
Erin N. Williams is an internist in Toledo, Ohio. The primary specialty in the NPI Registry is Internal Medicine Physician (taxonomy code 207R00000X).
Where does Erin N. Williams practice?
Erin Williams practices at 1 Owens Corning Pkwy, Toledo, OH 43659. Erin Williams also practices at 100 Madison Ave, Toledo, OH 43604. Erin Williams' primary practice is Promedica Physicians Owens Corning - HOPD in Toledo, Ohio. Dmand AI also links Erin Williams to 4 hospitals and 1 group practice or clinic.
What is Erin N. Williams' medical license number?
Erin Williams holds Ohio license APRN.CNP.0029644.
Which hospitals is Erin N. Williams affiliated with?
Erin Williams is affiliated with ProMedica Toledo Hospital. Dmand AI links Erin Williams to 4 more hospitals.
What medical group is Erin N. Williams part of?
Erin Williams is linked to ProMedica Physicians.
Does Erin N. Williams accept Medicare?
Yes. CMS data shows Erin Williams billed Medicare for 731 services in 2024, and Erin Williams accepts Medicare assignment.
How many Medicare patients does Erin N. Williams see?
CMS counts 259 Medicare patients who saw Erin Williams in 2024, with an average age of 75.
What services does Erin N. Williams bill to Medicare?
In 2024, Erin Williams' most billed Medicare services were office visit, established patient (99214), medicare service (G0439) and medicare service (G0008).
Where did Erin N. Williams go to medical school?
Erin Williams graduated from University of Toledo College of Medicine in 2021.
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What drugs does Erin N. Williams prescribe most?
In 2024 Medicare Part D data, Erin Williams' most prescribed drugs by claims were Atorvastatin Calcium, Lisinopril and Amlodipine Besylate.
Has Erin N. Williams received payments from drug or device companies?
CMS Open Payments shows $94 in general payments to Erin Williams from 4 companies from 2022 to 2025. The largest total came from Novo Nordisk Inc.
How long has Erin N. Williams been practicing?
Erin Williams graduated from medical school in 2021, 5 years ago.
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