John Armstrong
NPI 1043729213 · Physical Therapist · Great Neck, NY
John Armstrong is a Physical Therapist provider in Great Neck, NY (NPI 1043729213).
Provider details
- NPI number
- 1043729213
- Entity type
- Individual
- Primary specialty
- Physical TherapistRespiratory, Developmental, Rehabilitative and Restorative Service Providers
- Sex
- Male
- Sole proprietor
- Yes
- License
- 015231 (NY)
Specialties & taxonomies
Respiratory, Developmental, Rehabilitative and Restorative Service Providers
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure28% of score
8 yrs in NPPES registry
- Profile completeness28% of score
100% of core fields populated
- Practice footprint17% of score
2 documented practice locations
- Medicare service volume (vs. specialty peers)28% of score
782 Medicare services, 2024 (ranked within specialty)
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 methodology.
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) |
|---|---|---|
| Training for Self-Care Or Home Management, Each 15 Minutes97535 | 244 | $29 |
| Therapy Procedure Using Functional Activities97530 | 181 | $36 |
| Therapy Procedure Using Exercise to Develop Strength, Endurance, Range of Motion, and Flexibility, Each 15 Minutes97110 | 179 | $24 |
| Therapy Procedure for Walking Training, Each 15 Minutes97116 | 161 | $24 |
| Evaluation for Physical Therapy, Typically 20 Minutes97161 | 17 | $111 |
Typical Medicare-allowed amounts for these services range $24–$111 (2024). The Medicare-allowed amount is what Medicare recognizes for a service under fee-for-service — a reference figure for 2024, not a price quote and not what you would be billed. Medicare Part B covers roughly an eighth of all NPIs (65+ skew); services with fewer than 11 beneficiaries are suppressed by CMS. Source: CMS Medicare Physician & Other Practitioners, by Provider & Service.
Practice location
Mailing address
Additional practice locations (1)
- 18 Horizon DrHuntington, NY 11743-4411Phone: (516) 729-4635
Registry dates
- Enumerated
- 2017-09-20
- Last updated
- 2024-02-13
- Certified
- 2024-02-13
Frequently asked questions
- What is John Armstrong's NPI number?
- John Armstrong's National Provider Identifier (NPI) is 1043729213, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is John Armstrong's specialty?
- John Armstrong is listed in the NPPES registry with a primary specialty of Physical Therapist (Respiratory, Developmental, Rehabilitative and Restorative Service Providers).
- Where is John Armstrong located?
- John Armstrong's practice location on file with NPPES is 475 Northern Blvd Ste 11, Great Neck, NY 11021-4802.
- What is John Armstrong's phone number?
- The practice phone number listed in the NPPES registry for John Armstrong is (516) 829-0030.
- Is John Armstrong's NPI active?
- Yes — John Armstrong's NPI (1043729213) is active in the NPPES registry as of the last update on 2024-02-13.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.