Oshana Alahakoon, MD
NPI 1285793745 · Internal Medicine Physician · Columbus, OH
Enrolled with Medicare as Practitioner - Internal Medicine · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Oshana Alahakoon, MD is a Internal Medicine Physician provider in Columbus, OH (NPI 1285793745).
Provider details
- NPI number
- 1285793745
- Entity type
- Individual
- Primary specialty
- Internal Medicine PhysicianAllopathic & Osteopathic Physicians
- Credential
- MD
- Sex
- Female
- Sole proprietor
- No
- License
- 35.084174 (OH)
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure25% of score
19 yrs in NPPES registry
- Profile completeness25% of score
100% of core fields populated
- Practice footprint15% of score
1 documented practice location
- Medicare service volume (vs. specialty peers)25% of score
509 Medicare services, 2024 (ranked within specialty)
- Open Payments transparency10% of score
Has Open Payments disclosures (2024)
Medicare volume is ranked against active providers in the same specialty. Signals a provider has no public data for (e.g. Medicare claims) are left out of the score entirely — never counted as zero — so providers without that data are not penalized. See the full formula and weights in our .
What this provider does (Medicare)
Based on Medicare fee-for-service claims, 2024; not all care is captured.
| Service (HCPCS) | Medicare services | Typical Medicare-allowed (2024) |
|---|---|---|
| Subsequent Hospital Care With Moderate Levelof Medical Decision Making, If Using Time, at Least 35 Minutes99232 | 206 | $74 |
| Subsequent Hospital Care With Moderate Levelof Medical Decision Making, If Using Time, at Least 50 Minutes99233 | 143 | $113 |
| Hospital Discharge Day Management, More Than 30 Minutes99239 | 99 | $108 |
| Initial Hospital Care With Moderate Level of Medical Decision Making, If Using Time, at Least 75 Minutes99223 | 35 | $165 |
| Established Patient Office Or Other Outpatient Visit With Moderate Level of Decision Making, If Using Time, 30 Minutes Or More99214 | 15 | $121 |
| Initial Hospital Care With Straightforward Or Low-Level Medical Decision Making, If Using Time, at Least 55 Minutes99222 |
What this provider prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 29 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Atorvastatin Calcium | 64 | 26 |
| Gabapentin | 60 | 19 |
| Albuterol Sulfatebrand: Albuterol Sulfate Hfa | 57 | 23 |
| Omeprazole | 44 | 14 |
| Lisinopril | 42 | 18 |
| Amlodipine Besylate | 37 | 21 |
Transparency — industry payments
Based on CMS Open Payments, 2024; not all care is captured.
$27 across 1 record (Open Payments 2024)
Open Payments discloses payments and transfers of value (meals, travel, consulting, research, royalties) from drug and device makers to providers. This is a transparency signal, not a verdict — such payments are legal and common, and their presence is neither an endorsement nor a criticism. Source: CMS Open Payments, program year 2024.
Practice location
Mailing address
Registry dates
- Enumerated
- 2006-12-08
- Last updated
- 2015-01-08
Frequently asked questions
- What is Oshana Alahakoon's NPI number?
- Oshana Alahakoon's National Provider Identifier (NPI) is 1285793745, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Oshana Alahakoon's specialty?
- Oshana Alahakoon is listed in the NPPES registry with a primary specialty of Internal Medicine Physician (Allopathic & Osteopathic Physicians).
- Where is Oshana Alahakoon located?
- Oshana Alahakoon's practice location on file with NPPES is 6275 E Broad St, Columbus, OH 43213-1504.
- What is Oshana Alahakoon's phone number?
- The practice phone number listed in the NPPES registry for Oshana Alahakoon is (614) 861-0967.
- Does Oshana Alahakoon accept Medicare?
- Oshana Alahakoon is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Oshana Alahakoon's NPI active?
- Yes — Oshana Alahakoon's NPI (1285793745) is active in the NPPES registry as of the last update on 2015-01-08.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.