Physician
Family Medicine
Dr. David A. Keen, MD
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Doctor David A. Keen, MD is an expert in the field of Family Medicine. He researched medicine at Howard University College of Medicine. Dr. David A. Keen has written publications. He has 27 publications published with PubMed. The lastest paper is: 'Long-Range Electrostatics-Induced Two-Proton Transfer Captured by Neutron Crystallography in an Enzyme Catalytic Site.'
Publications
- Long-Range Electrostatics-Induced Two-Proton Transfer Captured by Neutron Crystallography in an Enzyme Catalytic Site.
- L-arabinose binding, isomerization, and epimerization by d-xylose isomerase: x-ray/neutron crystallographic and molecular simulation study.
- Joint X-ray/Neutron Crystallographic Study of HIV-1 Protease with Clinical Inhibitor Amprenavir: Insights for Drug Design.
- Facile Mechanosynthesis of Amorphous Zeolitic Imidazolate Frameworks.
- Metal ion roles and the movement of hydrogen during reaction catalyzed by D-xylose isomerase: a joint x-ray and neutron diffraction study.
- Structure and properties of an amorphous metal-organic framework.
- Topologically ordered amorphous silica obtained from the collapsed siliceous zeolite, silicalite-1-F: a step toward "perfect" glasses.
- Large negative linear compressibility of Ag3[Co(CN)6].
- Argentophilicity-dependent colossal thermal expansion in extended prussian blue analogues.
- Colossal positive and negative thermal expansion in the framework material Ag3[Co(CN)6].
- Structural description of pressure-induced amorphization in ZrW2O8.
- Magnetic structure of MnO at 10 K from total neutron scattering data.
- Negative thermal expansion in ZrW2O8: mechanisms, rigid unit modes, and neutron total scattering.
- Phonons from powder diffraction: a quantitative model-independent evaluation.
- The molecular structure of (PSH+)(nido-7,8-C2B9H12-) determined by neutron diffraction (PS = proton sponge, 1,8-bis(dimethylamino)naphthalene).
- Ionic diffusion within the α(*) and β phases of Ag(3)SI.
- Vibrational origin of the thermal stability in the high-performance piezoelectric material GaAsO4.
- Identification of the elusive hydronium ion exchanging roles with a proton in an enzyme at lower pH values.
- Thermal amorphization of zeolitic imidazolate frameworks.
- The hydrogen-bonding transition and isotope-dependent negative thermal expansion in H3Co(CN)6.
- The first 21 years of reverse Monte Carlo modelling--a workshop held in Budapest, Hungary (1-3 October 2009).
- RMCProfile: reverse Monte Carlo for polycrystalline materials.
- Local structure in ZrW(2)O(8) from neutron total scattering.
- Neutron total scattering and reverse Monte Carlo study of cation ordering in Ca(x)Sr(1-x)TiO(3).
- The First Eighteen Years of Reverse Monte Carlo Modelling, a workshop held in Budapest, Hungary (28-30th September 2006).
- Reversible pressure-induced amorphization of a zeolitic imidazolate framework (ZIF-4).
Schools
HOWARD UNIV COLL OF MED
Tallahassee Meml Hosp
MphUni South Florida
Procedures Preformed
- Abscess Incision and Drainage
- EKG (Electrocardiogram, ECG)
- Immunization
- Mole Removal
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Conditions Treated
- Diabetes
- Hypertension
- Injuries
- Obesity
Doctors Specialties
- Family Medicine
Accepted Insurances
- Choice Plus POS II
- AvMed
- Blue Card PPO
- Blue Preferred Patient Care PPO
- CHAMPVA
- Cigna PPO
- Great West Healthcare-Cigna PPO
- Open Access
- Commercial Insurance Company
- Group Plan PPO
- Employer Group Open Access HMO
- First Health (Coventry Health Care) PPO
- Humana
- Mail Handlers Benefit Plan (MHBP)
- Medicaid
- Medicare MCR
- Medico
- Planned Administration Inc
- Choice Plus POS
- Navigate HMO
- Navigate POS
- Options PPO
- United Healthcare
Education
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Howard University College of Medicine
Drug Facts
| NPI NUMBER | 1295759512 | |
| NPPES Provider LastName | KEEN | |
| NPPES Provider FirstName | DAVID | |
| NPPES Provider ZIPCode | 323272368 | |
| NPPES Provider State | FL | |
| Specialty Description | Family Practice | |
| Total Claim Count | 5554.0 | |
| Distinct Opioid Count | 3.0 | |
| Opioid Claim Count | 233.0 | |
| Percent Opioid Claims | 4.2 |
Helpful Reviews
Medicare Facts
| National Provider Identifier [NPI] | 1295759512 |
| Last Name Of The Provider | KEEN |
| First Name Of The Provider | DAVID |
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