Dr. Antonia E. Williams, DO
- Medicare services, 2018
- 164
- Part D claims, 2024
- 85
- Hospital affiliations
- 1
- Industry payments
- $986
- Medical groups
- 4
- Practice address
- 810 St Vincent's Drive, Birmingham, AL 35205
- Practice phone
- Call (205) 939-7000
- 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. Antonia E. Williams is an OB-GYN in Birmingham, Alabama
Dr. Williams practices at UAB St. Vincent’s Birmingham in Birmingham, Alabama, part of University of Alabama at Birmingham.
Dr. Williams' NPI, 1376574673, was assigned on July 5, 2006. Dr. Williams graduated from Des Moines University of Osteopathic Medicine and Health Sciences in 1999. Dr. Williams holds Alabama license DO874.
- NPI
- 1376574673NPI Registry (opens in a new tab)
- Medicare PAC ID
- 0042263204
- NPI enumeration date
- July 5, 2006
- NPI status
- Active
- Accepts Medicare assignment
- Yes
- Practice phone
- (205) 939-7000
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- Sex
- Female
- Estimated age
- 53
- Medical school graduation
- 1999
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; Dmand AI Affiliation Data; and Doctors and Clinicians National Downloadable File (CMS)
Dr. Antonia E. Williams practices at UAB St. Vincent’s Birmingham in Birmingham, Alabama
Dr. Williams' primary practice is UAB St. Vincent’s Birmingham, at 810 St Vincent's Drive, Birmingham, AL 35205 in Jefferson County. The practice phone is (205) 939-7000.
- UAB St. Vincent’s Birmingham810 St Vincent's Drive, Birmingham, AL 35205 · Jefferson CountyPhone(205) 939-7000
Source: Dmand AI Affiliation Data
Dr. Antonia E. Williams is affiliated with 4 sites of care and 4 medical groups
Dr. Williams' primary practice is UAB St. Vincent’s Birmingham in Birmingham, Alabama, part of University of Alabama at Birmingham. The medical group on file is UAB St. Vincent’s Birmingham. Dmand AI also links Dr. Williams to 3 more medical groups, 2 group practices and clinics and 1 community health center, 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. Antonia E. Williams' practice
Dmand AI tracks the electronic health record (EHR) system at each site where Dr. Williams practices, 4 sites in all. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| UAB St. Vincent’s Birmingham | Available with a free account |
| +3 more sites and 3 medical groups | 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 University of Alabama at Birmingham and 6.2K+ hospitals, with verified contacts in the same login.
Dr. Antonia E. Williams is one of 466 OB-GYNs in Alabama
Obstetrics and gynecology is Dr. Williams' primary specialty in the NPI Registry, under taxonomy code 207V00000X. Dr. Williams is licensed in Alabama.
Specialties and state licenses
- Obstetrics and gynecology, AlabamaPrimary
OB-GYNs near Dr. Williams
Counts of OB-GYNs 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. Antonia E. Williams billed Medicare for 164 services in 2018
CMS data shows 164 Medicare services from Dr. Williams across 7 procedure codes in 2018. Medicare paid $8,530 for them. Every service was in an office.
Dr. Williams' Medicare services by type, 2017 to 2018
- 2017
- 2018
- Office and hospital visits
- 2017: 742018: 763%
- Other services
- 2017: 02018: 61
- Imaging
- 2017: 02018: 27
- Lab and pathology
- 2017: 162018: 0100%
Dr. Williams compared with the Alabama median for OB-GYNs, 2018
- Dr. Williams
- Alabama median
- Medicare services
- 164vs 8886% above
- Part D claims
- 28vs 11175% below
Medians across 442 OB-GYNs in Alabama with Dmand AI profiles that report each measure.
Dr. Williams' most billed Medicare procedure codes, 2018
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 OB-GYNs in Alabama.
Sources: Medicare Physician & Other Practitioners - by Provider and Service (CMS), 2024 data; and Dmand AI Peer Benchmarks
Dr. Antonia E. Williams' patients have a median age of 33
Across all payers, Dmand AI patient panel data puts Dr. Williams' median patient age at 33, with 99% 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 33
Patient panel by sex, all payers
- Women99%
- Men1%
Source: Dmand AI Patient Panel Data
Dr. Antonia E. Williams wrote 85 Medicare Part D claims in 2024
In 2024, Dr. Williams wrote 85 Medicare Part D claims for 31 patients. 72% of them were for generic drugs. CMS names the drug for 28 of them, across 2 drugs with 11 or more claims each, at $220 in total drug cost. In 2019, CMS named 95 claims across 5 drugs.
Dr. Williams' Part D claims by kind of drug, 2024
- Generic61 claims72%
- Brand-name24 claims28%
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
- Antibiotics29%25 of 85 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, 2019 to 2024
- 2019
- 2024
- Claims for drugs CMS names
- 2019: 952024: 2871%
Drugs named by CMS: 2 in 2024, 5 in 2019.
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. Antonia E. 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)
For MedTech and pharma teams
Filter 7.4M+ HCPs by Medicare procedures, Part D drugs and Open Payments history, then reach them with verified contacts in one login.
Dr. Antonia E. Williams received $986 in industry payments from 2016 to 2025
CMS Open Payments shows 36 general payments to Dr. Williams from 23 drug and device companies from 2016 to 2025. Food and beverage make up the largest share, 71% of the total. Applied Medical Resources Corporation paid the most, $287.
General payments to Dr. Williams by program year, 2016 to 2025
General payments to Dr. Williams by kind, 2016 to 2025
- Food and beverage$70071%
- Travel and lodging$28729%
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. Antonia E. Williams graduated from Des Moines University of Osteopathic Medicine and Health Sciences
Dr. Williams graduated from Des Moines University of Osteopathic Medicine and Health Sciences in 1999.
- Medical school
Source: Dmand AI Professional Profile Data
Sources for Dr. Antonia E. 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) |
| 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 Dr. Antonia E. 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. Antonia E. Williams' NPI number?
Dr. Antonia E. Williams' NPI number is 1376574673. It was assigned on July 5, 2006, and it is active in the NPI Registry.
What kind of doctor is Dr. Antonia E. Williams?
Dr. Antonia E. Williams is an OB-GYN in Birmingham, Alabama. The primary specialty in the NPI Registry is Obstetrics & Gynecology Physician (taxonomy code 207V00000X).
Where does Dr. Antonia E. Williams practice?
Dr. Williams practices at 810 St Vincent's Drive, Birmingham, AL 35205. Dr. Williams' primary practice is UAB St. Vincent’s Birmingham in Birmingham, Alabama, part of University of Alabama at Birmingham. Dmand AI also links Dr. Williams to 3 medical groups, 2 group practices and clinics and 1 community health center.
What is Dr. Antonia E. Williams' office phone number?
The practice phone on file for Dr. Williams is (205) 939-7000.
What is Dr. Antonia E. Williams' medical license number?
Dr. Williams holds Alabama license DO874.
Which hospitals is Dr. Antonia E. Williams affiliated with?
Dr. Williams practices at UAB St. Vincent’s Birmingham in Birmingham, Alabama.
What medical group is Dr. Antonia E. Williams part of?
Dr. Williams is linked to UAB St. Vincent’s Birmingham. Dmand AI links Dr. Williams to 3 more medical groups.
Does Dr. Antonia E. Williams accept Medicare?
Yes. CMS data shows Dr. Williams billed Medicare for 164 services in 2018, and Dr. Williams accepts Medicare assignment.
What services does Dr. Antonia E. Williams bill to Medicare?
In 2018, Dr. Williams' most billed Medicare services were medicare service (G0101), office visit, established patient (99213) and office visit, established patient (99212).
Where did Dr. Antonia E. Williams go to medical school?
Dr. Williams graduated from Des Moines University of Osteopathic Medicine and Health Sciences in 1999.
Show 3 more questionsShow fewer questions
What drugs does Dr. Antonia E. Williams prescribe most?
In 2024 Medicare Part D data, Dr. Williams' most prescribed drugs by claims were Metronidazole and Fluconazole.
Has Dr. Antonia E. Williams received payments from drug or device companies?
CMS Open Payments shows $986 in general payments to Dr. Williams from 23 companies from 2016 to 2025. The largest total came from Applied Medical Resources Corporation.
How long has Dr. Antonia E. Williams been practicing?
Dr. Williams graduated from medical school in 1999, 27 years ago.
Selling to obstetrics and gynecology practices?
See OB-GYNs in Alabama by site of care and group
Find the practices, groups and hospitals they work with, and the right people to contact at each.
- 30 days free
- Self-serve
- No credit card