Justin Grissom, D.O.
NPI 1063774842 · Family Medicine Physician · Conroe, TX
Enrolled with Medicare as Practitioner - Family Practice · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Justin Grissom, D.O. is a Family Medicine Physician provider in Conroe, TX (NPI 1063774842).
Provider details
- NPI number
- 1063774842
- Entity type
- Individual
- Primary specialty
- Family Medicine PhysicianAllopathic & Osteopathic Physicians
- Credential
- D.O.
- Sex
- Male
- Sole proprietor
- No
- License
- P7641 (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
14 yrs in NPPES registry
- Profile completeness25% of score
100% of core fields populated
- Practice footprint15% of score
2 documented practice locations
- Medicare service volume (vs. specialty peers)25% of score
960 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 | 296 | $122 |
| Established Patient Office Or Other Outpatient Visit With Low Level OD Decision Making, If Using Time, 20 Minutes Or More99213 | 282 | $87 |
| Annual Wellness Visit, Includes a Personalized Prevention Plan of Service (pps), Subsequent VisitG0439 | 135 | $124 |
| Administration of Influenza Virus VaccineG0008 | 77 | $31 |
| Hemoglobin A1c Level83036 | 52 | $10 |
| Administration of Pneumococcal VaccineG0009 | 46 | $31 |
What this provider prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 160 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Atorvastatin Calcium | 730 | 230 |
| Levothyroxine Sodium | 493 | 138 |
| Amlodipine Besylate | 429 | 128 |
| Losartan Potassium | 392 | 127 |
| Lisinopril | 348 | 105 |
| Metoprolol Succinate | 346 | 113 |
| Hydrochlorothiazide |
Transparency — industry payments
Based on CMS Open Payments, 2024; not all care is captured.
$41 across 2 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
Additional practice locations (1)
- 605 S Conroe Medical DrConroe, TX 77304-4722Phone: (936) 539-4004Fax: (936) 539-3635
Registry dates
- Enumerated
- 2012-06-08
- Last updated
- 2018-10-02
Frequently asked questions
- What is Justin Grissom's NPI number?
- Justin Grissom's National Provider Identifier (NPI) is 1063774842, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Justin Grissom's specialty?
- Justin Grissom is listed in the NPPES registry with a primary specialty of Family Medicine Physician (Allopathic & Osteopathic Physicians).
- Where is Justin Grissom located?
- Justin Grissom's practice location on file with NPPES is 4015 I H 45 N Ste 100, Conroe, TX 77304.
- What is Justin Grissom's phone number?
- The practice phone number listed in the NPPES registry for Justin Grissom is (936) 270-4600.
- Does Justin Grissom accept Medicare?
- Justin Grissom is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Justin Grissom's NPI active?
- Yes — Justin Grissom's NPI (1063774842) is active in the NPPES registry as of the last update on 2018-10-02.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.