Marshall Morrison, MD
NPI 1508836099 · Internal Medicine Physician · Azle, TX
Enrolled with Medicare as Practitioner - Internal Medicine · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Marshall Morrison, MD is a Internal Medicine Physician provider in Azle, TX (NPI 1508836099).
Provider details
- NPI number
- 1508836099
- Entity type
- Individual
- Primary specialty
- Internal Medicine PhysicianAllopathic & Osteopathic Physicians
- Credential
- MD
- Sex
- Male
- Sole proprietor
- No
- License
- G5405 (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
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
649 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 | 249 | $122 |
| Visit Complexity Inherent to Evaluation and Management Associated With Medical Care Services That Serve As the Continuing Focal Point for All Needed Health Care Services And/Or With Medical Care Services That Are Part of Ongoing Care Related to a Patient'SG2211 | 221 | $16 |
| Established Patient Office Or Other Outpatient Visit With High Level of Medical Decision Making, If Using Time, 40 Minutes Or More99215 | 61 | $172 |
| Testing for Presence of Drug, Read By Direct Observation80305 | 37 | $12 |
| Injection of Drug Or Substance Under Skin Or Into Muscle96372 | 35 | $14 |
| Physician Or Allowed Practitioner Re-Certification for Medicare-Covered Home Health Services Under a Home Health Plan of Care (patient Not Present), Including Contacts With Home Health Agency and Review of Reports of Patient Status Required By Physicians a |
What this provider prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 149 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Levothyroxine Sodium | 372 | 146 |
| Pantoprazole Sodium | 269 | 98 |
| Atorvastatin Calcium | 269 | 103 |
| Amlodipine Besylate | 250 | 100 |
| Gabapentin | 226 | 73 |
| Metoprolol Succinate | 222 | 86 |
| Losartan Potassium |
Transparency — industry payments
Based on CMS Open Payments, 2024; not all care is captured.
$566 across 28 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
- 2006-01-25
- Last updated
- 2022-02-23
- Certified
- 2022-02-17
Frequently asked questions
- What is Marshall Morrison's NPI number?
- Marshall Morrison's National Provider Identifier (NPI) is 1508836099, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Marshall Morrison's specialty?
- Marshall Morrison is listed in the NPPES registry with a primary specialty of Internal Medicine Physician (Allopathic & Osteopathic Physicians).
- Where is Marshall Morrison located?
- Marshall Morrison's practice location on file with NPPES is 141 Industrial Ave, Azle, TX 76020-2901.
- What is Marshall Morrison's phone number?
- The practice phone number listed in the NPPES registry for Marshall Morrison is (817) 270-3132.
- Does Marshall Morrison accept Medicare?
- Marshall Morrison is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Marshall Morrison's NPI active?
- Yes — Marshall Morrison's NPI (1508836099) is active in the NPPES registry as of the last update on 2022-02-23.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.