John Henry, M.D.
NPI 1013982784 · Specialist · Frederick, MD
Enrolled with Medicare as Practitioner - Ophthalmology · source: CMS PECOS Public Provider Enrollment (2026.04.01)
John Henry, M.D. is a Specialist provider in Frederick, MD (NPI 1013982784).
Provider details
- NPI number
- 1013982784
- Entity type
- Individual
- Primary specialty
- SpecialistOther Service Providers
- Credential
- M.D.
- Sex
- Male
- Sole proprietor
- No
- License
- D0039970 (MD)
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
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
1,244 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 Moderate Level of Decision Making, If Using Time, 30 Minutes Or More99214 | 343 | $134 |
| New Patient Office Or Other Outpatient Visit With Moderate Level of Medical Decision Making, If Using Time, 45 Minutes Or More99204 | 218 | $176 |
| Exam of Visual Field With Extended Testing92083 | 201 | $66 |
| Extended Exam of the Back Part of the Eye With Retinal Drawing92201 | 134 | $26 |
| New Patient Office Or Other Outpatient Visit With Low Level of Medical Decision Making, If Using Time, 30 Minutes Or More99203 | 63 | $118 |
| Established Patient Office Or Other Outpatient Visit With Low Level OD Decision Making, If Using Time, 20 Minutes Or More99213 |
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 | 202 | 48 |
| Erythromycin Basebrand: Erythromycin | 159 | 110 |
| Cephalexin | 80 | 68 |
| Dorzolamide Hcl/Timolol Maleatbrand: Dorzolamide-Timolol | 62 | 14 |
| Diazepam | 28 | 27 |
| Timolol Maleate | 26 | — |
| Brimonidine Tartrate | 23 | — |
Transparency — industry payments
Based on CMS Open Payments, 2024; not all care is captured.
$175 across 8 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
- 2006-02-17
- Last updated
- 2008-11-13
Frequently asked questions
- What is John Henry's NPI number?
- John Henry's National Provider Identifier (NPI) is 1013982784, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is John Henry's specialty?
- John Henry is listed in the NPPES registry with a primary specialty of Specialist (Other Service Providers).
- Where is John Henry located?
- John Henry's practice location on file with NPPES is 174 Thomas Johnson Dr, Frederick, MD 21702-4423.
- What is John Henry's phone number?
- The practice phone number listed in the NPPES registry for John Henry is (301) 228-2943.
- Does John Henry accept Medicare?
- John Henry is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is John Henry's NPI active?
- Yes — John Henry's NPI (1013982784) is active in the NPPES registry as of the last update on 2008-11-13.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.