Ashok James Ponniah, D.O.
Internal Medicine Physician · Olympia, WA
Ashok James Ponniah, D.O. is an internal medicine physician with a practice address in Olympia, Washington, and NPI 1144644345, issued on Feb 7, 2014. Check the license (Washington OP60935579, as entered in NPPES) on the Washington Medical Commission; the Medicare figures below come from public CMS files.
- Name
- Ashok James Ponniah
- Credential
- D.O.
- Primary taxonomy
- Internal Medicine Physician 207R00000X
- License numbers
- OP60935579 WA
1558 NE
Self-reported in NPPES; status is on the state search - Practice location
- 3900 Capital Mall Dr SW, Olympia, WA 98502
- Phone
- (360) 704-4743
- Enumerated
- Feb 7, 2014
- Record last updated
- Oct 11, 2019 (not updated in 7 years: call before relying on the address or phone)
- Medicare enrollment
- Enrolled (PECOS I20200304000646); accepts Medicare assignment
- Entity
- Type 1 · individual
8 nearest internal medicine physician records → All 3,079 in Washington → Look up another NPI →
Also registered at 3900 Capital Mall Dr SW
A shared address usually means a shared clinic or building; it does not show who employs whom.
- Rogelio Aular, RNCritical Care Medicine Registered Nurse1265362875
- Marikka Benson, PA-CPhysician Assistant1346968880
- Violetta BessNurse Practitioner1538878079
- Anna BowesRegistered Nurse1386487841
- Zoe Coleman, PAPhysician Assistant1396106241
- Katharine ConleyCertified Registered Nurse Anesthetist1790337558
Verify Ashok James Ponniah in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersWashington Medical Commission
Search for license OP60935579Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
88% fewer Medicare Part D claims than the average internal medicine physician in 2024
382 Medicare Part D claims for 159 beneficiaries, against an average of 3,176 among the 108,855 providers of this specialty who prescribed in Part D. 22 claims were for opioids.
Most prescribed
- Atorvastatin Calcium34 claims
- Metoprolol Succinate23 claims
- Pantoprazole Sodium20 claims
- Clopidogrel19 claims
- Prednisone18 claims
- Ciprofloxacin Hcl17 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: $393.63
7 payments; by number, the most common kind was food and beverage; the largest payer was Inari Medical, Inc. The 50,334 providers of this specialty with any payment received $1,303.06 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
- Capital Medical Center Specialty Physicians LLCOlympia, WA
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
Ashok James Ponniah among 3,079 internal medicine physician records in Washington
Ashok James Ponniah, D.O. is one of 3,079 internal medicine physician records with a practice address in Washington. 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 2014, is newer than 73% of them.
- NPI issued2014 · 73% of these records are older, 24% newer
- In a Medicare fileYes · 75% of these records are
- In the CMS Doctors and Clinicians fileYes · 60% of these records are
- Graduated2014 · median 2006 among the 1,852 with a school on file
- Record last updated2019 · 63% of these records were not updated in five years or more
Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 207R00000X and a Washington practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
78 internal medicine physician records list a practice address in Olympia
They are 78 of the 5,034 NPPES records with a practice address in Olympia, and 3,079 internal medicine physician records in Washington.
All 3,079 in Washington → Every provider in Olympia → Internal Medicine Physician nationwide →
The 8 internal medicine physician records with the nearest ZIP codes
- Ngozi AchebeOlympia, WA 985021053320309
- Virginia CannonOlympia, WA 985021609971365
- Michael Herring, MDOlympia, WA 985021164581781
- Eric Klein, MDOlympia, WA 985021083612568
- Tui Lauilefue, MDOlympia, WA 985021003176207
- Rebecca March, DOOlympia, WA 985021407261936
- Tiong Pouw, MDOlympia, WA 985021164534244
- Shawna PurcellOlympia, WA 985021861683799
Common questions
What is Ashok James Ponniah, D.O.'s NPI number?
Ashok James Ponniah, D.O.'s National Provider Identifier (NPI) is 1144644345, issued on Feb 7, 2014. An NPI identifies a provider in billing; it is not a license.
Where is Ashok James Ponniah, D.O. located?
The NPPES record lists a practice address at 3900 Capital Mall Dr SW, Olympia, WA, 98502. Phone: (360) 704-4743. Providers update this record themselves, so call before visiting.
How can I verify Ashok James Ponniah, D.O.'s license?
NPPES lists Washington license number OP60935579, as entered by the provider. Search the Washington Medical Commission at https://wahelms.my.site.com/s/license-search. The NPPES record confirms identity only; the state search shows license status, expiration and public orders.
How much does Ashok James Ponniah, D.O. prescribe under Medicare Part D?
In 2024, Ashok James Ponniah, D.O. had 382 Medicare Part D claims for 159 beneficiaries; the average among internal medicine physician prescribers was 3,176. 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.