Harry Buchanan, M.D.
NPI 1538246756 · Ophthalmology Physician · Allentown, PA
Enrolled with Medicare as Practitioner - Ophthalmology · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Harry Buchanan, M.D. is a Ophthalmology Physician provider in Allentown, PA (NPI 1538246756).
Provider details
- NPI number
- 1538246756
- Entity type
- Individual
- Primary specialty
- Ophthalmology PhysicianAllopathic & Osteopathic Physicians
- Credential
- M.D.
- Sex
- Male
- Sole proprietor
- No
- License
- MD029484E (PA)
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure33% of score
19 yrs in NPPES registry
- Profile completeness33% of score
100% of core fields populated
- Practice footprint20% of score
1 documented practice location
- Open Payments transparency13% of score
Has Open Payments disclosures (2024)
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 methodology.
What this provider prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 22 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Cyclosporinebrand: Restasis | 154 | 66 |
| Cyclosporine | 106 | 44 |
| Latanoprost | 105 | 27 |
| Bimatoprostbrand: Lumigan | 86 | 23 |
| Travoprost | 44 | — |
| Lifitegrastbrand: Xiidra | 40 | 16 |
| Prednisolone Acetate | 40 | 24 |
| Valacyclovir Hclbrand: Valacyclovir |
Transparency — industry payments
Based on CMS Open Payments, 2024; not all care is captured.
$492 across 7 records (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
- 2006-11-01
- Last updated
- 2009-09-03
Frequently asked questions
- What is Harry Buchanan's NPI number?
- Harry Buchanan's National Provider Identifier (NPI) is 1538246756, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Harry Buchanan's specialty?
- Harry Buchanan is listed in the NPPES registry with a primary specialty of Ophthalmology Physician (Allopathic & Osteopathic Physicians).
- Where is Harry Buchanan located?
- Harry Buchanan's practice location on file with NPPES is 400 N 17th St, Allentown, PA 18104.
- What is Harry Buchanan's phone number?
- The practice phone number listed in the NPPES registry for Harry Buchanan is (610) 433-2021.
- Does Harry Buchanan accept Medicare?
- Harry Buchanan is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Harry Buchanan's NPI active?
- Yes — Harry Buchanan's NPI (1538246756) is active in the NPPES registry as of the last update on 2009-09-03.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.