Maria Mcpherson, M.D.
NPI 1659374809 · Specialist · Hudson, NY
Enrolled with Medicare as Practitioner - Ophthalmology · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Maria Mcpherson, M.D. is a Specialist provider in Hudson, NY (NPI 1659374809).
Provider details
- NPI number
- 1659374809
- Entity type
- Individual
- Primary specialty
- SpecialistOther Service Providers
- Credential
- M.D.
- Sex
- Female
- License
- 222183 (NY)
Specialties & taxonomies
Other Service Providers
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure25% of score
21 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
3,248 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) |
|---|---|---|
| Established Patient Office Or Other Outpatient Visit With Low Level OD Decision Making, If Using Time, 20 Minutes Or More99213 | 614 | $96 |
| Imaging of Retina92134 | 612 | $42 |
| Established Patient Complete Exam of Visual System92014 | 565 | $133 |
| Exam of Visual Field With Extended Testing92083 | 277 | $67 |
| Imaging of Optic Nerve92133 | 275 | $37 |
| Closure of Tear Duct Opening Using Plug68761 | 211 | $118 |
| Established Patient Office Or Other Outpatient Visit With Moderate Level of Decision Making, If Using Time, 30 Minutes Or More |
What this provider prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 36 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Latanoprost | 808 | 159 |
| Bimatoprostbrand: Lumigan | 350 | 78 |
| Timolol Maleate | 323 | 66 |
| Dorzolamide Hcl/Timolol Maleatbrand: Dorzolamide-Timolol | 260 | 68 |
| Cyclosporinebrand: Restasis | 225 | 85 |
| Dorzolamide Hcl | 157 | 39 |
| Brimonidine Tartrate | 134 | 34 |
Transparency — industry payments
Based on CMS Open Payments, 2024; not all care is captured.
$689 across 20 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
- 2005-05-23
- Last updated
- 2007-07-08
Frequently asked questions
- What is Maria Mcpherson's NPI number?
- Maria Mcpherson's National Provider Identifier (NPI) is 1659374809, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Maria Mcpherson's specialty?
- Maria Mcpherson is listed in the NPPES registry with a primary specialty of Specialist (Other Service Providers).
- Where is Maria Mcpherson located?
- Maria Mcpherson's practice location on file with NPPES is 820 Union St, Hudson, NY 12534-3004.
- What is Maria Mcpherson's phone number?
- The practice phone number listed in the NPPES registry for Maria Mcpherson is (518) 828-3391.
- Does Maria Mcpherson accept Medicare?
- Maria Mcpherson is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Maria Mcpherson's NPI active?
- Yes — Maria Mcpherson's NPI (1659374809) is active in the NPPES registry as of the last update on 2007-07-08.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.