Ivy Tat Madson, O.D., M.S.
Optometrist · Washington, DC
Ivy Tat Madson, O.D., M.S. is an optometrist with a practice address in Washington, District of Columbia, and NPI 1265682645, issued on Sep 23, 2008. Check the license (District of Columbia OP2000530, as entered in NPPES) with the District of Columbia board that licenses this profession; the federal record below is the public data PlainDoctor holds for this provider.
- Name
- Ivy Tat Madson
- Credential
- O.D., M.S.
- Primary taxonomy
- Optometrist 152W00000X
- License number
- OP2000530 DC
Self-reported in NPPES; status is on the state search - Practice location
- 100 M St SE Ste 675, Washington, DC 20003
- Phone
- (800) 485-9196
- Enumerated
- Sep 23, 2008
- Record last updated
- Oct 31, 2022
- Entity
- Type 1 · individual
8 nearest optometrist records → All 100 in District of Columbia → Look up another NPI →
Verify Ivy Tat Madson in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersWhich District of Columbia board licenses this profession
Search for license OP2000530Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
Ivy Tat Madson among 100 optometrist records in District of Columbia
Ivy Tat Madson, O.D., M.S. is one of 100 optometrist records with a practice address in District of Columbia. 58% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does not. Its NPI, issued in 2008, is newer than 50% of them.
- NPI issued2008 · 50% of these records are older, 46% newer
- In a Medicare fileNo · 58% of these records are
- In the CMS Doctors and Clinicians fileNo · 38% of these records are
- Record last updated2022 · 61% of these records were not updated in five years or more
Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 152W00000X and a District of Columbia practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
Optometrist providers in District of Columbia
There are 100 optometrist records in District of Columbia. No Medicare prescribing, quality score, industry payment or hospital affiliation is published for this NPI.
All 100 in District of Columbia → Every provider in Washington → Optometrist nationwide →
The 8 optometrist records with the nearest ZIP codes
- Jeffrey Dunn, O.D.Washington, DC 200031295720423
- Gregory Foley, O.D.Washington, DC 200031801889530
- Brandon Lim, ODWashington, DC 200031932895323
- Ann Martin, O.D.Washington, DC 200031710115902
- Nathaniel McKay, O.D.Washington, DC 200031578978201
- Rita Niyigena, O.D.Washington, DC 200031770913915
- Victoria Oshodi, ODWashington, DC 200031235155441
- Jessica PappasWashington, DC 200031205361904
Common questions
What is Ivy Tat Madson, O.D., M.S.'s NPI number?
Ivy Tat Madson, O.D., M.S.'s National Provider Identifier (NPI) is 1265682645, issued on Sep 23, 2008. An NPI identifies a provider in billing; it is not a license.
Where is Ivy Tat Madson, O.D., M.S. located?
The NPPES record lists a practice address at 100 M St SE Ste 675, Washington, DC, 20003. Phone: (800) 485-9196. Providers update this record themselves, so call before visiting.
How can I verify Ivy Tat Madson, O.D., M.S.'s license?
NPPES lists District of Columbia license number OP2000530, as entered by the provider. Search the District of Columbia board that licenses this profession; the NPPES record confirms identity 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. 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.