Leonard Udel Lacefield
Internal Medicine Physician · Tulsa, OK
Leonard Udel Lacefield is an internal medicine physician with a practice address in Tulsa, Oklahoma, and NPI 1447590088, issued on Feb 19, 2013. Check the license (Oklahoma 5651, as entered in NPPES) on the Oklahoma Board of Medical Licensure and Supervision; the Medicare figures below come from public CMS files.
- Name
- Leonard Udel Lacefield
- Primary taxonomy
- Internal Medicine Physician 207R00000X
- License numbers
- 5651 OK
34.012139 OH
DO177881 OR
OP60641490 WA
Self-reported in NPPES; status is on the state search - Practice location
- 717 S Houston Ave Ste 310, Tulsa, OK 74127
- Phone
- (918) 382-5064
- Enumerated
- Feb 19, 2013
- Record last updated
- Feb 14, 2019 (not updated in 7 years: call before relying on the address or phone)
- Fax
- (918) 382-3589
- Medicaid ID
- 200542440A OK
- Entity
- Type 1 · individual
8 nearest internal medicine physician records → All 1,115 in Oklahoma → Look up another NPI →
Verify Leonard Udel Lacefield in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersOklahoma Board of Medical Licensure and Supervision
Search for license 5651Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
Industry payments in 2024: $141.19
3 payments; by number, the most common kind was food and beverage; the largest payer was Medtronic, Inc. The 50,334 providers of this specialty with any payment received $1,303.06 on average. Payments are reported by manufacturers, not by the provider, and are not a sign of wrongdoing.
Source: CMS Open Payments, program year 2024 (openpaymentsdata.cms.gov); average among providers of this specialty with at least one payment.
Leonard Udel Lacefield among 1,115 internal medicine physician records in Oklahoma
Leonard Udel Lacefield is one of 1,115 internal medicine physician records with a practice address in Oklahoma. 77% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2013, is newer than 62% of them.
- NPI issued2013 · 62% of these records are older, 36% newer
- In a Medicare fileYes · 77% of these records are
- In the CMS Doctors and Clinicians fileNo · 59% of these records are
- Record last updated2019 · 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 Oklahoma practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
307 internal medicine physician records list a practice address in Tulsa
They are 307 of the 18,643 NPPES records with a practice address in Tulsa, and 1,115 internal medicine physician records in Oklahoma.
All 1,115 in Oklahoma → Every provider in Tulsa → Internal Medicine Physician nationwide →
The 8 internal medicine physician records with the nearest ZIP codes
- David Alcorn, DOTulsa, OK 741271063952562
- Damon Baker, DOTulsa, OK 741271124096573
- Justin Chronister, D.O.Tulsa, OK 741271720248529
- Stacy Chronister, D.O.Tulsa, OK 741271194987750
- Katherine Cook, DOTulsa, OK 741271821253410
- Zachary Griffin, DOTulsa, OK 741271922685049
- Maria Ramos, D.O.Tulsa, OK 741271184853186
- Paul Rock, D.O.Tulsa, OK 741271053371682
Common questions
What is Leonard Udel Lacefield's NPI number?
Leonard Udel Lacefield's National Provider Identifier (NPI) is 1447590088, issued on Feb 19, 2013. An NPI identifies a provider in billing; it is not a license.
Where is Leonard Udel Lacefield located?
The NPPES record lists a practice address at 717 S Houston Ave Ste 310, Tulsa, OK, 74127. Phone: (918) 382-5064. Providers update this record themselves, so call before visiting.
How can I verify Leonard Udel Lacefield's license?
NPPES lists Oklahoma license number 5651, as entered by the provider. Search the Oklahoma Board of Medical Licensure and Supervision at https://www.okmedicalboard.org/. 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.