Samuel Allen, M.D.
NPI 1649253444 · Ophthalmology Physician · Lawrence, MA
Enrolled with Medicare as Practitioner - Ophthalmology · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Samuel Allen, M.D. is a Ophthalmology Physician provider in Lawrence, MA (NPI 1649253444).
Provider details
- NPI number
- 1649253444
- Entity type
- Individual
- Primary specialty
- Ophthalmology PhysicianAllopathic & Osteopathic Physicians
- Credential
- M.D.
- Sex
- Male
- Sole proprietor
- No
- License
- 204598 (MA)
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Allopathic & Osteopathic Physicians
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure25% of score
20 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
11,946 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) |
|---|---|---|
| Removal of Cataract With Insertion of Prosthetic Lens66984 | 7,495 | $32 |
| Established Patient Complete Exam of Visual System92014 | 1,398 | $128 |
| Established Patient Problem Focused Exam of Visual System92012 | 885 | $91 |
| Measurement of Corneal Curvature and Depth of Eye92136 | 333 | $48 |
| Imaging of Optic Nerve92133 | 311 | $35 |
| Photography of the Retina92250 | 304 | $37 |
What this provider prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 26 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Latanoprost | 1,790 | 561 |
| Prednisolone Acetate | 755 | 516 |
| Ofloxacin | 706 | 530 |
| Dorzolamide Hcl/Timolol Maleatbrand: Dorzolamide-Timolol | 619 | 192 |
| Timolol Maleate | 380 | 135 |
| Bromfenac Sodium | 315 | 238 |
| Brimonidine Tartrate | 175 | 61 |
| Dorzolamide Hcl | 146 |
Transparency — industry payments
Based on CMS Open Payments, 2024; not all care is captured.
$676 across 26 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
- 2005-11-25
- Last updated
- 2013-11-25
Frequently asked questions
- What is Samuel Allen's NPI number?
- Samuel Allen's National Provider Identifier (NPI) is 1649253444, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Samuel Allen's specialty?
- Samuel Allen is listed in the NPPES registry with a primary specialty of Ophthalmology Physician (Allopathic & Osteopathic Physicians).
- Where is Samuel Allen located?
- Samuel Allen's practice location on file with NPPES is 360 Merrimack St, Lawrence, MA 01843-1740.
- What is Samuel Allen's phone number?
- The practice phone number listed in the NPPES registry for Samuel Allen is (978) 688-6182.
- Does Samuel Allen accept Medicare?
- Samuel Allen is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Samuel Allen's NPI active?
- Yes — Samuel Allen's NPI (1649253444) is active in the NPPES registry as of the last update on 2013-11-25.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.