Alexa Christine Zak, DO
Family Medicine Physician · Landrum, SC
Alexa Christine Zak, DO is a family medicine physician with a practice address in Landrum, South Carolina, and NPI 1922702190, issued on Mar 29, 2023. Check the license (South Carolina 89952, as entered in NPPES) on the South Carolina Board of Medical Examiners; the Medicare figures below come from public CMS files.
- Name
- Alexa Christine Zak
- Credential
- DO
- Primary taxonomy
- Family Medicine Physician 207Q00000X
- License number
- 89952 SC
Self-reported in NPPES; status is on the state search - Practice location
- 133 N Howard Ave, Landrum, SC 29356
- Phone
- (864) 457-3838
- Enumerated
- Mar 29, 2023
- Record last updated
- Jul 13, 2026
- Fax
- (864) 560-9532
- Medicare enrollment
- Enrolled (PECOS I20251015000161); accepts Medicare assignment
- Medical or professional school
- Lake Erie College Of Osteopathic Medicine, Erie, 2023
- Entity
- Type 1 · individual
8 nearest family medicine physician records → All 2,700 in South Carolina → Look up another NPI →
Also registered at 133 N Howard Ave
A shared address usually means a shared clinic or building; it does not show who employs whom.
- Kimberly Bridges, MDFamily Medicine Physician1659342319
- Jack Cole, MDInternal Medicine Physician1922051150
- Nicolas Dawson, MDFamily Medicine Physician1679197891
- Erin Nash, M.D.Family Medicine Physician1518974062
- Mindy Thompson, NPFamily Nurse Practitioner1538540745
- Cornelius Walter, MDFamily Medicine Physician1619948379
Verify Alexa Christine Zak in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersSouth Carolina Board of Medical Examiners
Search for license 89952Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
87% fewer Medicare Part D claims than the average family medicine physician in 2024
447 Medicare Part D claims for 68 beneficiaries, against an average of 3,544 among the 117,163 providers of this specialty who prescribed in Part D. Brand-name drugs were 11% of claims.
Most prescribed
- Amlodipine Besylate28 claims
- Atorvastatin Calcium19 claims
- Fluticasone Propionate17 claims
- Carvedilol16 claims
- Gabapentin15 claims
- Escitalopram Oxalate13 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.
Industry payments in 2024: $26.86
1 payment: food and beverage; the largest payer was Baxter Healthcare. The 55,478 providers of this specialty with any payment received $902.55 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.
One hospital affiliation
- Spartanburg Medical CenterSpartanburg, SC · Acute Care Hospitals2 of 5 stars
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through); hospitals matched to CMS Hospital General Information (Care Compare) (data.cms.gov). Star ratings are CMS hospital ratings, not ratings of this provider.
Alexa Christine Zak among 2,700 family medicine physician records in South Carolina
Alexa Christine Zak, DO is one of 2,700 family medicine physician records with a practice address in South Carolina. 78% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2023, is newer than 89% of them.
- NPI issued2023 · 89% of these records are older, 8% newer
- In a Medicare fileYes · 78% of these records are
- In the CMS Doctors and Clinicians fileYes · 61% of these records are
- Graduated2023 · median 2006 among the 1,638 with a school on file
- Record last updated2026 · 50% of these records were not updated in five years or more
Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 207Q00000X and a South Carolina practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
8 family medicine physician records list a practice address in Landrum
They are 8 of the 69 NPPES records with a practice address in Landrum, and 2,700 family medicine physician records in South Carolina.
All 2,700 in South Carolina → Every provider in Landrum → Family Medicine Physician nationwide →
The 8 family medicine physician records with the nearest ZIP codes
- Kimberly Bridges, MDLandrum, SC 293561659342319
- Nicolas Dawson, MDLandrum, SC 293561679197891
- Amber HendricksLandrum, SC 293561225058910
- Erin Nash, M.D.Landrum, SC 293561518974062
- Wanda Starling, MDLandrum, SC 293561760475057
- Cornelius Walter, MDLandrum, SC 293561619948379
- Jason Watson, MDLandrum, SC 293561417914516
- Catherine Brownlee, MDLaurens, SC 293601528099942
Common questions
What is Alexa Christine Zak, DO's NPI number?
Alexa Christine Zak, DO's National Provider Identifier (NPI) is 1922702190, issued on Mar 29, 2023. An NPI identifies a provider in billing; it is not a license.
Where is Alexa Christine Zak, DO located?
The NPPES record lists a practice address at 133 N Howard Ave, Landrum, SC, 29356. Phone: (864) 457-3838. Providers update this record themselves, so call before visiting.
How can I verify Alexa Christine Zak, DO's license?
NPPES lists South Carolina license number 89952, as entered by the provider. Search the South Carolina Board of Medical Examiners at https://verify.llronline.com/LicLookup/Med/Med.aspx?div=22. The NPPES record confirms identity only; the state search shows license status, expiration and public orders.
How much does Alexa Christine Zak, DO prescribe under Medicare Part D?
In 2024, Alexa Christine Zak, DO had 447 Medicare Part D claims for 68 beneficiaries; the average among family medicine physician prescribers was 3,544. Part D covers Medicare prescriptions only.
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.