William Oren Blalock, MD
Internal Medicine Physician · New Orleans, LA
William Oren Blalock, MD is an internal medicine physician with a practice address in New Orleans, Louisiana, and NPI 1073570479, issued on Apr 28, 2006. Check the license (Louisiana MD.14167R, as entered in NPPES) on the Louisiana State Board of Medical Examiners; the Medicare figures below come from public CMS files.
- Name
- William Oren Blalock
- Credential
- MD
- Primary taxonomy
- Internal Medicine Physician 207R00000X
- License number
- MD.14167R LA
Self-reported in NPPES; status is on the state search - Practice location
- 1514 Jefferson Hwy, New Orleans, LA 70121
- Phone
- (504) 842-4000
- Enumerated
- Apr 28, 2006
- Record last updated
- Apr 29, 2010 (not updated in 16 years: call before relying on the address or phone)
- Medicaid IDs
- 1490369 LA
09023261 MS - Medicare enrollment
- Enrolled (PECOS I20100622000806); accepts Medicare assignment
- Medical or professional school
- Medical College Of Georgia School Of Medicine, 1996
- Telehealth
- Offers telehealth (CMS)
- Entity
- Type 1 · individual
8 nearest internal medicine physician records → All 1,749 in Louisiana → Look up another NPI →
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Verify William Oren Blalock in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersLouisiana State Board of Medical Examiners
Search for license MD.14167RCheck the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
Bills Medicare through one group practice
- Ochsner Clinic LLCNew Orleans, LA
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
William Oren Blalock among 1,749 internal medicine physician records in Louisiana
William Oren Blalock, MD is one of 1,749 internal medicine physician records with a practice address in Louisiana. 85% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2006, is newer than 10% of them.
- NPI issued2006 · 10% of these records are older, 58% newer
- In a Medicare fileYes · 85% of these records are
- In the CMS Doctors and Clinicians fileYes · 70% of these records are
- Graduated1996 · median 2008 among the 1,216 with a school on file
- Record last updated2010 · 56% of these records were not updated in five years or more
Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 207R00000X and a Louisiana practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
392 internal medicine physician records list a practice address in New Orleans
They are 392 of the 13,668 NPPES records with a practice address in New Orleans, and 1,749 internal medicine physician records in Louisiana.
All 1,749 in Louisiana → Every provider in New Orleans → Internal Medicine Physician nationwide →
The 8 internal medicine physician records with the nearest ZIP codes
- Leslie Blake, MDNew Orleans, LA 701211639137698
- James Bragg, MDNew Orleans, LA 701211679530562
- Todd Burstain, MDNew Orleans, LA 701211104814763
- Kevin Conrad, MDNew Orleans, LA 701211801854203
- Rhonda Deen, M.D.Jefferson, LA 701211881685659
- Richard Deichmann, MDNew Orleans, LA 701211912901315
- Steven Deitelzweig, MDNew Orleans, LA 701211811954910
- Gerald Denton, MD MPHNew Orleans, LA 701211093795551
Common questions
What is William Oren Blalock, MD's NPI number?
William Oren Blalock, MD's National Provider Identifier (NPI) is 1073570479, issued on Apr 28, 2006. An NPI identifies a provider in billing; it is not a license.
Where is William Oren Blalock, MD located?
The NPPES record lists a practice address at 1514 Jefferson Hwy, New Orleans, LA, 70121. Phone: (504) 842-4000. Providers update this record themselves, so call before visiting.
How can I verify William Oren Blalock, MD's license?
NPPES lists Louisiana license number MD.14167R, as entered by the provider. Search the Louisiana State Board of Medical Examiners at https://www.lsbme.la.gov/. The NPPES record confirms identity only; the state search shows license status, expiration and public orders.
Source: CMS National Plan and Provider Enumeration System (NPPES), file of Aug 9, 2026 (NPPES files on CMS.gov); NUCC Health Care Provider Taxonomy. Medicare files from data.cms.gov. An NPI identifies who bills; it is not a license.
Figures on PlainDoctor are read from the federal files each page names (CMS NPPES, Medicare Part D, MIPS, Open Payments; the HHS-OIG exclusion list only as counts) and from Census population estimates, with the file date shown beside them. See our editorial standards & corrections policy, the methodology behind these numbers, or report a data error. Data current as of Aug 9, 2026.