Boyd Daryl Lyles, M.D.
Internal Medicine Physician · Dallas, TX
Boyd Daryl Lyles, M.D. is an internal medicine physician with a practice address in Dallas, Texas, and NPI 1134274285, issued on Jan 25, 2007. Check the license (Texas F4229, as entered in NPPES) on the Texas Medical Board; the Medicare figures below come from public CMS files.
- Name
- Boyd Daryl Lyles
- Credential
- M.D.
- Primary taxonomy
- Internal Medicine Physician 207R00000X
- License number
- F4229 TX
Self-reported in NPPES; status is on the state search - Practice location
- 10670 N Central Expy, Dallas, TX 75231
- Phone
- (469) 398-3398
- Enumerated
- Jan 25, 2007
- Record last updated
- Aug 27, 2010 (not updated in 16 years: call before relying on the address or phone)
- Fax
- (469) 916-1824
- Entity
- Type 1 · individual
8 nearest internal medicine physician records → All 9,175 in Texas → Look up another NPI →
Also registered at 10670 N Central Expy
A shared address usually means a shared clinic or building; it does not show who employs whom.
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Verify Boyd Daryl Lyles in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersTexas Medical Board
Search for license F4229Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
99% fewer Medicare Part D claims than the average internal medicine physician in 2024
20 Medicare Part D claims, against an average of 3,176 among the 108,855 providers of this specialty who prescribed in Part D.
Source: CMS Medicare Part D Prescribers by Provider and Drug, 2024 (data.cms.gov). Part D covers prescriptions for Medicare patients only; drugs with fewer than 11 claims are not published.
Boyd Daryl Lyles among 9,175 internal medicine physician records in Texas
Boyd Daryl Lyles, M.D. is one of 9,175 internal medicine physician records with a practice address in Texas. 82% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2007, is newer than 41% of them.
- NPI issued2007 · 41% of these records are older, 50% newer
- In a Medicare fileYes · 82% of these records are
- In the CMS Doctors and Clinicians fileNo · 66% of these records are
- Record last updated2010 · 49% 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 Texas practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
956 internal medicine physician records list a practice address in Dallas
They are 956 of the 36,304 NPPES records with a practice address in Dallas, and 9,175 internal medicine physician records in Texas.
All 9,175 in Texas → Every provider in Dallas → Internal Medicine Physician nationwide →
The 8 internal medicine physician records with the nearest ZIP codes
- Paul Cary, MDDallas, TX 752311548250269
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- Gary Goff, M.D.Dallas, TX 752311629050521
- Jacqueline Hubbard, M.D.Dallas, TX 752311972588333
- Mitchell Huebner, MDDallas, TX 752311215938071
- Shamim Khambati, M.D.Dallas, TX 752311073598413
- Chiao Lie, MDDallas, TX 752311487635900
- Susan McKinney, M.D.Dallas, TX 752311194700542
Common questions
What is Boyd Daryl Lyles, M.D.'s NPI number?
Boyd Daryl Lyles, M.D.'s National Provider Identifier (NPI) is 1134274285, issued on Jan 25, 2007. An NPI identifies a provider in billing; it is not a license.
Where is Boyd Daryl Lyles, M.D. located?
The NPPES record lists a practice address at 10670 N Central Expy, Dallas, TX, 75231. Phone: (469) 398-3398. Providers update this record themselves, so call before visiting.
How can I verify Boyd Daryl Lyles, M.D.'s license?
NPPES lists Texas license number F4229, as entered by the provider. Search the Texas Medical Board at https://profile.tmb.state.tx.us/Search.aspx. The NPPES record confirms identity only; the state search shows license status, expiration and public orders.
How much does Boyd Daryl Lyles, M.D. prescribe under Medicare Part D?
In 2024, Boyd Daryl Lyles, M.D. had 20 Medicare Part D claims; the average among internal medicine physician prescribers was 3,176. Part D covers Medicare prescriptions only.
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.