Neil L. Kao, MD
Allergy Physician · Greenville, SC
Neil L. Kao, MD is an allergy physician with a practice address in Greenville, South Carolina, and NPI 1720089477, issued on Aug 3, 2005. Check the license (South Carolina 21942, as entered in NPPES) on the South Carolina Board of Medical Examiners; the Medicare figures below come from public CMS files.
- Name
- Neil L. Kao
- Credential
- MD
- Primary taxonomy
- Allergy Physician 207KA0200X
- License number
- 21942 SC
Self-reported in NPPES; status is on the state search - Practice location
- 1202 E Butler RD, Greenville, SC 29607
- Phone
- (864) 627-3800
- Enumerated
- Aug 3, 2005
- Record last updated
- Jan 8, 2014 (not updated in 12 years: call before relying on the address or phone)
- Fax
- (864) 672-2654
- Medicare enrollment
- Enrolled (PECOS I20101118000483); accepts Medicare assignment
- Medical or professional school
- University Of Illinois College Of Med (Chi/Peor/Rock/Chm-Urb), 1988
- Entity
- Type 1 · individual
8 nearest allergy physician records → All 12 in South Carolina → Look up another NPI →
Also registered at 1202 E Butler RD
A shared address usually means a shared clinic or building; it does not show who employs whom.
- Candace Cothran, PAAllergy Physician1679574370
- Shanna Cowan, MS PACAllergy Physician1154317097
- Angelina Lombardi, M.D.Allergy Physician1487645107
- Jenifer Peters, P.A.Physician Assistant1023046380
- Emmanuel Sarmiento, MDAllergy Physician1396747390
- Heema Shah, DOAllergy & Immunology Physician1770112435
Verify Neil L. Kao in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersSouth Carolina Board of Medical Examiners
Search for license 21942Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
3.1 times the Medicare Part D claims of the average allergy physician in 2024
2,295 Medicare Part D claims for 371 beneficiaries, against an average of 750 among the 645 providers of this specialty who prescribed in Part D.
Most prescribed
- Montelukast Sodium477 claims
- Fluticasone Propionate263 claims
- Albuterol Sulfate Hfa243 claims
- Levocetirizine Dihydrochloride96 claims
- Azelastine Hcl82 claims
- Breo Ellipta78 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: $3,503.45
147 payments; by number, the most common kind was food and beverage; the largest payer was AstraZeneca Pharmaceuticals LP. The 502 providers of this specialty with any payment received $9,080.33 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
- Allergic Disease And Asthma Center PAGreenville, SC
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
Neil L. Kao among 12 allergy physician records in South Carolina
Neil L. Kao, MD is one of 12 allergy physician records with a practice address in South Carolina. 75% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2005, is newer than 0% of them.
- NPI issued2005 · 0% of these records are older, 42% newer
- In a Medicare fileYes · 75% of these records are
- In the CMS Doctors and Clinicians fileYes · 42% of these records are
- Record last updated2014 · 58% of these records were not updated in five years or more
Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 207KA0200X and a South Carolina practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
Allergy Physician providers in South Carolina
There are 12 allergy physician records in South Carolina.
All 12 in South Carolina → Every provider in Greenville → Allergy Physician nationwide →
The 8 allergy physician records with the nearest ZIP codes
- Candace Cothran, PAGreenville, SC 296071679574370
- Shanna Cowan, MS PACGreenville, SC 296071154317097
- Angelina Lombardi, M.D.Greenville, SC 296071487645107
- Emmanuel Sarmiento, MDGreenville, SC 296071396747390
- Fred Leffert, M.D.Greenville, SC 296011073691580
- Mark Schecker, M.D.Myrtle Beach, SC 295881023014057
- Marvin Portner, M.D.Mount Pleasant, SC 294661356366793
- William Weirs, MDNorth Charleston, SC 294201235174012
Common questions
What is Neil L. Kao, MD's NPI number?
Neil L. Kao, MD's National Provider Identifier (NPI) is 1720089477, issued on Aug 3, 2005. An NPI identifies a provider in billing; it is not a license.
Where is Neil L. Kao, MD located?
The NPPES record lists a practice address at 1202 E Butler RD, Greenville, SC, 29607. Phone: (864) 627-3800. Providers update this record themselves, so call before visiting.
How can I verify Neil L. Kao, MD's license?
NPPES lists South Carolina license number 21942, 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 Neil L. Kao, MD prescribe under Medicare Part D?
In 2024, Neil L. Kao, MD had 2,295 Medicare Part D claims for 371 beneficiaries; the average among allergy physician prescribers was 750. 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.