John Nolan, M.D.
NPI 1659721710 · Ophthalmology Physician · Reading, MA
Enrolled with Medicare as Practitioner - Ophthalmology · source: CMS PECOS Public Provider Enrollment (2026.04.01)
John Nolan, M.D. is a Ophthalmology Physician provider in Reading, MA (NPI 1659721710).
Provider details
- NPI number
- 1659721710
- Entity type
- Individual
- Primary specialty
- Ophthalmology PhysicianAllopathic & Osteopathic Physicians
- Credential
- M.D.
- Sex
- Male
- Sole proprietor
- Yes
- License
- 267864 (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
10 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
3,856 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 Problem Focused Exam of Visual System92012 | 604 | $99 |
| Imaging of Optic Nerve92133 | 458 | $39 |
| Photography of the Retina92250 | 451 | $40 |
| Exam of Visual Field With Extended Testing92083 | 441 | $70 |
| Established Patient Complete Exam of Visual System92014 | 421 | $139 |
| Established Patient Office Or Other Outpatient Visit With Low Level OD Decision Making, If Using Time, 20 Minutes Or More99213 | 409 | $99 |
| 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 · 41 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Latanoprost | 648 | 218 |
| Timolol Maleate | 464 | 185 |
| Pilocarpine Hcl | 236 | 93 |
| Netarsudil Mesylatebrand: Rhopressa | 228 | 104 |
| Prednisolone Acetate | 218 | 141 |
| Dorzolamide Hcl/Timolol Maleatbrand: Dorzolamide-Timolol | 200 | 82 |
| Brimonidine Tartrate | 198 | 85 |
| Bimatoprost |
Transparency — industry payments
Based on CMS Open Payments, 2024; not all care is captured.
$3,810 across 116 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
- 2016-06-20
- Last updated
- 2020-07-16
- Certified
- 2020-07-16
Frequently asked questions
- What is John Nolan's NPI number?
- John Nolan's National Provider Identifier (NPI) is 1659721710, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is John Nolan's specialty?
- John Nolan is listed in the NPPES registry with a primary specialty of Ophthalmology Physician (Allopathic & Osteopathic Physicians).
- Where is John Nolan located?
- John Nolan's practice location on file with NPPES is 20 Pondmeadow Dr Ste 203, Reading, MA 01867-3261.
- What is John Nolan's phone number?
- The practice phone number listed in the NPPES registry for John Nolan is (617) 506-2726.
- Does John Nolan accept Medicare?
- John Nolan is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is John Nolan's NPI active?
- Yes — John Nolan's NPI (1659721710) is active in the NPPES registry as of the last update on 2020-07-16.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.