Katherine M. Williams, NP
Family Nurse Practitioner · Marietta, GA
Katherine M. Williams, NP is a family nurse practitioner with a practice address in Marietta, Georgia, and NPI 1134471485, issued on Oct 11, 2012. Check the license (Georgia RN192284, as entered in NPPES) with the Georgia board that licenses this profession; the Medicare figures below come from public CMS files.
- Name
- Katherine M. Williams
- Credential
- NP
- Primary taxonomy
- Family Nurse Practitioner 363LF0000X
- License number
- RN192284 GA
Self-reported in NPPES; status is on the state search - Practice location
- 1810 White Cir, Marietta, GA 30066
- Phone
- (678) 797-6820
- Enumerated
- Oct 11, 2012
- Record last updated
- Oct 24, 2016 (not updated in 10 years: call before relying on the address or phone)
- Fax
- (770) 424-8787
- Medicare enrollment
- Enrolled (PECOS I20121203000507); accepts Medicare assignment
- Telehealth
- Offers telehealth (CMS)
- Entity
- Type 1 · individual
8 nearest family nurse practitioner records → All 8,635 in Georgia → Look up another NPI →
Also registered at 1810 White Cir
A shared address usually means a shared clinic or building; it does not show who employs whom.
- Alesia Billingslea, M.D.Internal Medicine Physician1194015123
- Noelle Ann Burkholder, NPFamily Nurse Practitioner1518678994
- Ashley Currie, DPTPhysical Therapist1245565035
- Heather Esser, PTAPhysical Therapy Assistant1558749259
- April GardenerPhysical Therapy Assistant1518230226
- Marleen Herro, OTR/L,CHT,CLT-LANAHand Occupational Therapist1891972840
Verify Katherine M. Williams in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersWhich Georgia board licenses this profession
Search for license RN192284Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
2.1 times the Medicare Part D claims of the average family nurse practitioner in 2024
2,746 Medicare Part D claims for 578 beneficiaries, against an average of 1,305 among the 140,557 providers of this specialty who prescribed in Part D. Brand-name drugs were 20% of claims. 14 claims were for opioids.
Most prescribed
- Levothyroxine Sodium142 claims
- Atorvastatin Calcium128 claims
- Amlodipine Besylate75 claims
- Pantoprazole Sodium71 claims
- Lisinopril70 claims
- Mounjaro70 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 MIPS final score for 2023 (Medicare payment program): 92.9 of 100
The Merit-based Incentive Payment System score is reported for this clinician. 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; category weights for 2023 (qpp.cms.gov).
Industry payments in 2024: $1,156.82
68 payments; by number, the most common kind was food and beverage; the largest payer was Lilly USA, LLC. The 99,489 providers of this specialty with any payment received $650.95 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
- Wellstar Medical Group LLCAcworth, GA
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
Katherine M. Williams among 8,635 family nurse practitioner records in Georgia
Katherine M. Williams, NP is one of 8,635 family nurse practitioner records with a practice address in Georgia. 74% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2012, is newer than 18% of them.
- NPI issued2012 · 18% of these records are older, 79% newer
- In a Medicare fileYes · 74% of these records are
- In the CMS Doctors and Clinicians fileYes · 53% of these records are
- Graduated2012 · median 2018 among the 4,544 with a school on file
- Record last updated2016 · 41% of these records were not updated in five years or more
Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 363LF0000X and a Georgia practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
244 family nurse practitioner records list a practice address in Marietta
They are 244 of the 6,900 NPPES records with a practice address in Marietta, and 8,635 family nurse practitioner records in Georgia.
All 8,635 in Georgia → Every provider in Marietta → Family Nurse Practitioner nationwide →
The 8 family nurse practitioner records with the nearest ZIP codes
- Ikeade Alamu, NP-CMarietta, GA 300661285013714
- Althea BryanMarietta, GA 300661518564418
- Ashleigh Clark, CNPMarietta, GA 300661457749947
- Jacqueline Kigundu, NPMarietta, GA 300661750833539
- Anne Lindbloom, FNPMarietta, GA 300661578533295
- Amy Margrave, APRNMarietta, GA 300661437591203
- Chinwe O'Hara, NP-CMarietta, GA 300661538796008
- Maria Reid, APRNMarietta, GA 300661447584537
Common questions
What is Katherine M. Williams, NP's NPI number?
Katherine M. Williams, NP's National Provider Identifier (NPI) is 1134471485, issued on Oct 11, 2012. An NPI identifies a provider in billing; it is not a license.
Where is Katherine M. Williams, NP located?
The NPPES record lists a practice address at 1810 White Cir, Marietta, GA, 30066. Phone: (678) 797-6820. Providers update this record themselves, so call before visiting.
How can I verify Katherine M. Williams, NP's license?
NPPES lists Georgia license number RN192284, as entered by the provider. Search the Georgia board that licenses this profession; the NPPES record confirms identity only.
How much does Katherine M. Williams, NP prescribe under Medicare Part D?
In 2024, Katherine M. Williams, NP had 2,746 Medicare Part D claims for 578 beneficiaries; the average among family nurse practitioner prescribers was 1,305. Part D covers Medicare prescriptions only.
What is Katherine M. Williams, NP's MIPS final score?
The 2023 MIPS final score is 92.9 of 100. 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.