David Greenhaw, M. D.
NPI 1659449361 · Internal Medicine Physician · Booneville, MS
Enrolled with Medicare as Practitioner - Internal Medicine · source: CMS PECOS Public Provider Enrollment (2026.04.01)
David Greenhaw, M. D. is a Internal Medicine Physician provider in Booneville, MS (NPI 1659449361).
Provider details
- NPI number
- 1659449361
- Entity type
- Individual
- Primary specialty
- Internal Medicine PhysicianAllopathic & Osteopathic Physicians
- Credential
- M. D.
- Sex
- Male
- Sole proprietor
- Yes
- License
- 09533 (MS)
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure33% of score
19 yrs in NPPES registry
- Profile completeness33% of score
100% of core fields populated
- Practice footprint20% of score
1 documented practice location
- Open Payments transparency13% of score
Has Open Payments disclosures (2024)
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 prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 29 distinct drugs on file.
| Drug | Part D claims (2024) |
|---|---|
| Omeprazole | 55 |
| Simvastatin | 47 |
| Quetiapine Fumarate | 39 |
| Risperidone | 36 |
| Gabapentin | 27 |
| Divalproex Sodium | 24 |
| Haloperidol | 24 |
| Atorvastatin Calcium | 23 |
| Olanzapine | 22 |
| Escitalopram Oxalate | 22 |
Transparency — industry payments
Based on CMS Open Payments, 2024; not all care is captured.
$20 across 1 record (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
- 2006-12-01
- Last updated
- 2011-11-01
Frequently asked questions
- What is David Greenhaw's NPI number?
- David Greenhaw's National Provider Identifier (NPI) is 1659449361, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is David Greenhaw's specialty?
- David Greenhaw is listed in the NPPES registry with a primary specialty of Internal Medicine Physician (Allopathic & Osteopathic Physicians).
- Where is David Greenhaw located?
- David Greenhaw's practice location on file with NPPES is 100 Hospital St Ste 200, Booneville, MS 38829-3354.
- What is David Greenhaw's phone number?
- The practice phone number listed in the NPPES registry for David Greenhaw is (662) 720-3000.
- Does David Greenhaw accept Medicare?
- David Greenhaw is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is David Greenhaw's NPI active?
- Yes — David Greenhaw's NPI (1659449361) is active in the NPPES registry as of the last update on 2011-11-01.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.