NPPES file of Aug 9, 2026

Sharon Siaw

Nurse Practitioner · Columbus, OH

Sharon Siaw is a nurse practitioner with a practice address in Columbus, Ohio, and NPI 1174984991, issued on Mar 8, 2016. Check the license (Ohio APRN.CNP.0035507, as entered in NPPES) with the Ohio board that licenses this profession; the Medicare figures below come from public CMS files.

Record from CMS NPPES, file of Aug 9, 2026 · Medicare files 2024 · method · Verify with CMS →

NPPES recordNPPES file of Aug 9, 2026
1174984991
Name
Sharon Siaw
Primary taxonomy
Nurse Practitioner 363L00000X
License numbers
APRN.CNP.0035507 OH
F07230180 OH
709597 NY
Self-reported in NPPES; status is on the state search
Practice location
1425 E Dublin Granville RD Ste 111, Columbus, OH 43229
Phone
(917) 383-6531
Enumerated
Mar 8, 2016
Record last updated
Oct 8, 2024
Fax
(430) 249-0413
Entity
Type 1 · individual
Public record from CMS NPPES (open it on the CMS NPI Registry). A record is not a license: verify it with the state board.
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8 nearest nurse practitioner records → All 4,254 in Ohio → Look up another NPI →

Verify Sharon Siaw in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersWhich Ohio board licenses this profession
    Search for license APRN.CNP.0035507    Check the board
  3. 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
  4. 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
  5. 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
Find the Ohio license search

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96% fewer Medicare Part D claims than the average nurse practitioner in 2024

47 Medicare Part D claims for 31 beneficiaries, against an average of 1,109 among the 54,319 providers of this specialty who prescribed in Part D.

  1. Sharon Siaw47
  2. Specialty average1,109

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.

Sharon Siaw among 4,254 nurse practitioner records in Ohio

Sharon Siaw is one of 4,254 nurse practitioner records with a practice address in Ohio. 72% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2016, is newer than 43% of them.

  • NPI issued2016 · 43% of these records are older, 52% newer
  • In a Medicare fileYes · 72% of these records are
  • In the CMS Doctors and Clinicians fileNo · 57% of these records are
  • Record last updated2024 · 46% of these records were not updated in five years or more

Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 363L00000X and a Ohio practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).

632 nurse practitioner records list a practice address in Columbus

They are 632 of the 36,491 NPPES records with a practice address in Columbus, and 4,254 nurse practitioner records in Ohio.

All 4,254 in Ohio → Every provider in Columbus → Nurse Practitioner nationwide →

The 8 nurse practitioner records with the nearest ZIP codes

  1. Kelley Canale, CNPColumbus, OH 432291699246413
  2. Annabelle CookColumbus, OH 432291972330595
  3. Tammy Evans, N.P.Columbus, OH 432291326135633
  4. Greta Gilbert Mathurin, APRNColumbus, OH 432291457283376
  5. Jeffrey Makley, CNPColumbus, OH 432291881229524
  6. Guohong ShaoColumbus, OH 432291689194870
  7. Hibo Abdi, NPColumbus, OH 432281992405047
  8. Dorothy Bair, CNPColumbus, OH 432281902111727

Common questions

What is Sharon Siaw's NPI number?

Sharon Siaw's National Provider Identifier (NPI) is 1174984991, issued on Mar 8, 2016. An NPI identifies a provider in billing; it is not a license.

Where is Sharon Siaw located?

The NPPES record lists a practice address at 1425 E Dublin Granville RD Ste 111, Columbus, OH, 43229. Phone: (917) 383-6531. Providers update this record themselves, so call before visiting.

How can I verify Sharon Siaw's license?

NPPES lists Ohio license number APRN.CNP.0035507, as entered by the provider. Search the Ohio board that licenses this profession; the NPPES record confirms identity only.

How much does Sharon Siaw prescribe under Medicare Part D?

In 2024, Sharon Siaw had 47 Medicare Part D claims for 31 beneficiaries; the average among nurse practitioner prescribers was 1,109. 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.

Written with AI tools from the named public files; every figure is computed from those files (how it is made).

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.