Robert Johnston, MD
NPI 1649272907 · Family Medicine Physician · La Porte, TX
Enrolled with Medicare as Practitioner - Family Practice · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Robert Johnston, MD is a Family Medicine Physician provider in La Porte, TX (NPI 1649272907).
Provider details
- NPI number
- 1649272907
- Entity type
- Individual
- Primary specialty
- Family Medicine PhysicianAllopathic & Osteopathic Physicians
- Credential
- MD
- Sex
- Male
- Sole proprietor
- No
- License
- H4443 (TX)
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
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
761 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 | 289 | $128 |
| Established Patient Office Or Other Outpatient Visit With Low Level OD Decision Making, If Using Time, 20 Minutes Or More99213 | 170 | $91 |
| Annual Wellness Visit, Includes a Personalized Prevention Plan of Service (pps), Subsequent VisitG0439 | 75 | $130 |
| Injection of Drug Or Substance Under Skin Or Into Muscle96372 | 73 | $14 |
| Annual Depression Screening, 5 to 15 MinutesG0444 | 53 | $19 |
| Administration of Influenza Virus VaccineG0008 | 48 |
What this provider prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 161 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Hydrocodone/Acetaminophenbrand: Hydrocodone-Acetaminophen | 331 | 71 |
| Levothyroxine Sodium | 293 | 93 |
| Atorvastatin Calcium | 266 | 81 |
| Alprazolam | 249 | 52 |
| Rosuvastatin Calcium | 216 | 75 |
| Lisinopril | 194 | 70 |
Transparency — industry payments
Based on CMS Open Payments, 2024; not all care is captured.
$905 across 39 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
- 2005-06-01
- Last updated
- 2025-10-27
- Certified
- 2025-10-27
Frequently asked questions
- What is Robert Johnston's NPI number?
- Robert Johnston's National Provider Identifier (NPI) is 1649272907, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Robert Johnston's specialty?
- Robert Johnston is listed in the NPPES registry with a primary specialty of Family Medicine Physician (Allopathic & Osteopathic Physicians).
- Where is Robert Johnston located?
- Robert Johnston's practice location on file with NPPES is 11006 Spencer Hwy, La Porte, TX 77571-4416.
- What is Robert Johnston's phone number?
- The practice phone number listed in the NPPES registry for Robert Johnston is (281) 470-2100.
- Does Robert Johnston accept Medicare?
- Robert Johnston is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Robert Johnston's NPI active?
- Yes — Robert Johnston's NPI (1649272907) is active in the NPPES registry as of the last update on 2025-10-27.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.