Mary Katherine Williams, CNM
Advanced Practice Midwife · Suffolk, VA
Mary Katherine Williams, CNM is an advanced practice midwife with a practice address in Suffolk, Virginia, and NPI 1093091175, issued on Nov 2, 2011. Check the license (Virginia 0001174791, as entered in NPPES) with the Virginia board that licenses this profession; the Medicare figures below come from public CMS files.
- Name
- Mary Katherine Williams
- Credential
- CNM
- Primary taxonomy
- Advanced Practice Midwife 367A00000X
- License number
- 0001174791 VA
Self-reported in NPPES; status is on the state search - Practice location
- 2790 Godwin Blvd, Suffolk, VA 23434
- Phone
- (757) 539-3911
- Enumerated
- Nov 2, 2011
- Record last updated
- Feb 7, 2013 (not updated in 13 years: call before relying on the address or phone)
- Fax
- (757) 925-0615
- Medicaid IDs
- 790259H NC
1821133174 VA - Medicare enrollment
- Enrolled (PECOS I20130318000259); accepts Medicare assignment
- Entity
- Type 1 · individual
8 nearest advanced practice midwife records → All 349 in Virginia → Look up another NPI →
Also registered at 2790 Godwin Blvd
A shared address usually means a shared clinic or building; it does not show who employs whom.
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Verify Mary Katherine Williams in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersWhich Virginia board licenses this profession
Search for license 0001174791Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
3% fewer Medicare Part D claims than the average advanced practice midwife in 2024
70 Medicare Part D claims for 23 beneficiaries, against an average of 72 among the 2,776 providers of this specialty who prescribed in Part D.
Most prescribed
- Norethindrone15 claims
Source: CMS Medicare Part D Prescribers by Provider and Drug, 2024 (data.cms.gov). Part D covers prescriptions for Medicare patients only; drugs with fewer than 11 claims are not published.
The practice group's MIPS final score for 2023 (Medicare payment program): 83.8 of 100
The Merit-based Incentive Payment System score is reported for the practice group, not for one clinician alone. Four categories are weighted into the final score; the average among 454,083 clinicians with a measured score was 83.5.
Source: CMS Quality Payment Program, MIPS performance year 2023, group reporting; category weights for 2023 (qpp.cms.gov).
Industry payments in 2024: $326.42
11 payments; by number, the most common kind was food and beverage; the largest payer was Hydrofera LLC. The 3,833 providers of this specialty with any payment received $204.49 on average. Payments are reported by manufacturers, not by the provider, and are not a sign of wrongdoing.
Source: CMS Open Payments, program year 2024 (openpaymentsdata.cms.gov); average among providers of this specialty with at least one payment.
Bills Medicare through one group practice
- Mid-Atlantic Womens Care PLCSuffolk, VA
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
Mary Katherine Williams among 349 advanced practice midwife records in Virginia
Mary Katherine Williams, CNM is one of 349 advanced practice midwife records with a practice address in Virginia. 56% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2011, is newer than 30% of them.
- NPI issued2011 · 30% of these records are older, 69% newer
- In a Medicare fileYes · 56% of these records are
- In the CMS Doctors and Clinicians fileYes · 41% of these records are
- Graduated2011 · median 2020 among the 142 with a school on file
- Record last updated2013 · 39% of these records were not updated in five years or more
Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 367A00000X and a Virginia practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
Advanced Practice Midwife providers in Virginia
There are 349 advanced practice midwife records in Virginia.
All 349 in Virginia → Every provider in Suffolk → Advanced Practice Midwife nationwide →
The 8 advanced practice midwife records with the nearest ZIP codes
- Jessica Bernabe-Bentivoglio, CNMSuffolk, VA 234341346613320
- Patricia Collier, CNMSuffolk, VA 234341922064609
- Miriam Dausman, CNMSuffolk, VA 234341174111413
- Kristin Johnston, CNMSuffolk, VA 234341902081789
- Donna Muhlenbeck, CNMSuffolk, VA 234341023228897
- Alneader Kenner-Woodard, CNMSuffolk, VA 234351790236073
- Heather Murray, CNM, NPVirginia Beach, VA 234511205532405
- Gretchen Jones, RN,BSN,MSN,WHNP-BCVirginia Beach, VA 234621881824662
Common questions
What is Mary Katherine Williams, CNM's NPI number?
Mary Katherine Williams, CNM's National Provider Identifier (NPI) is 1093091175, issued on Nov 2, 2011. An NPI identifies a provider in billing; it is not a license.
Where is Mary Katherine Williams, CNM located?
The NPPES record lists a practice address at 2790 Godwin Blvd, Suffolk, VA, 23434. Phone: (757) 539-3911. Providers update this record themselves, so call before visiting.
How can I verify Mary Katherine Williams, CNM's license?
NPPES lists Virginia license number 0001174791, as entered by the provider. Search the Virginia board that licenses this profession; the NPPES record confirms identity only.
How much does Mary Katherine Williams, CNM prescribe under Medicare Part D?
In 2024, Mary Katherine Williams, CNM had 70 Medicare Part D claims for 23 beneficiaries; the average among advanced practice midwife prescribers was 72. Part D covers Medicare prescriptions only.
What is Mary Katherine Williams, CNM's MIPS final score?
The 2023 MIPS final score is 83.8 of 100, reported for the practice group. The average among 454,083 clinicians with a measured score was 83.5.
Source: CMS National Plan and Provider Enumeration System (NPPES), file of Aug 9, 2026 (NPPES files on CMS.gov); NUCC Health Care Provider Taxonomy. Medicare files from data.cms.gov. An NPI identifies who bills; it is not a license.
Figures on PlainDoctor are read from the federal files each page names (CMS NPPES, Medicare Part D, MIPS, Open Payments; the HHS-OIG exclusion list only as counts) and from Census population estimates, with the file date shown beside them. See our editorial standards & corrections policy, the methodology behind these numbers, or report a data error. Data current as of Aug 9, 2026.