Johnny Tang, MD
NPI 1982688651 · Ophthalmology Physician · N Dartmouth, MA
Enrolled with Medicare as Practitioner - Ophthalmology · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Johnny Tang, MD is a Ophthalmology Physician provider in N Dartmouth, MA (NPI 1982688651).
Provider details
- NPI number
- 1982688651
- Entity type
- Individual
- Primary specialty
- Ophthalmology PhysicianAllopathic & Osteopathic Physicians
- Credential
- MD
- Sex
- Male
- Sole proprietor
- No
- License
- 223834 (MA)
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
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
3,745 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) |
|---|---|---|
| Imaging of Retina92134 | 1,095 | $43 |
| Established Patient Complete Exam of Visual System92014 | 1,017 | $134 |
| Established Patient Problem Focused Exam of Visual System92012 | 666 | $96 |
| Photography of the Retina92250 | 303 | $39 |
| Injection of Drug Into Eye67028 | 227 | $120 |
| Imaging of Optic Nerve92133 | 170 | $38 |
| New Patient Complete Exam of Visual System92004 |
What this provider prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 17 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Latanoprost | 542 | 183 |
| Timolol Maleate | 160 | 55 |
| Ketorolac Tromethamine | 155 | 122 |
| Dorzolamide Hcl/Timolol Maleatbrand: Dorzolamide-Timolol | 108 | 46 |
| Brimonidine Tartrate | 105 | 36 |
| Prednisolone Acetate | 100 | 70 |
| Bimatoprostbrand: Lumigan | 86 | 37 |
| Cyclosporine |
Transparency — industry payments
Based on CMS Open Payments, 2024; not all care is captured.
$106 across 5 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
- 2005-12-06
- Last updated
- 2015-09-21
Frequently asked questions
- What is Johnny Tang's NPI number?
- Johnny Tang's National Provider Identifier (NPI) is 1982688651, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Johnny Tang's specialty?
- Johnny Tang is listed in the NPPES registry with a primary specialty of Ophthalmology Physician (Allopathic & Osteopathic Physicians).
- Where is Johnny Tang located?
- Johnny Tang's practice location on file with NPPES is 51 State Rd, N Dartmouth, MA 02747-3319.
- What is Johnny Tang's phone number?
- The practice phone number listed in the NPPES registry for Johnny Tang is (508) 994-1400.
- Does Johnny Tang accept Medicare?
- Johnny Tang is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Johnny Tang's NPI active?
- Yes — Johnny Tang's NPI (1982688651) is active in the NPPES registry as of the last update on 2015-09-21.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.