Daniel Brian Oconnor, M.D.
Emergency Medicine Physician · Humble, TX
Daniel Brian Oconnor, M.D. is an emergency medicine physician with a practice address in Humble, Texas, and NPI 1700990868, issued on Aug 18, 2006. Check the license (Texas E1912, as entered in NPPES) on the Texas Medical Board; the Medicare figures below come from public CMS files.
- Name
- Daniel Brian Oconnor
- Credential
- M.D.
- Primary taxonomy
- Emergency Medicine Physician 207P00000X
- License number
- E1912 TX
Self-reported in NPPES; status is on the state search - Practice location
- 18951 N Memorial Dr, Humble, TX 77338
- Phone
- (281) 540-6453
- Enumerated
- Aug 18, 2006
- Record last updated
- Jul 8, 2007 (not updated in 19 years: call before relying on the address or phone)
- Fax
- (281) 540-7393
- Entity
- Type 1 · individual
8 nearest emergency medicine physician records → All 4,885 in Texas → Look up another NPI →
Also registered at 18951 N Memorial Dr
A shared address usually means a shared clinic or building; it does not show who employs whom.
- Osamah Al-MandoHospitalist Physician1366070872
- Mayra Alban-Rivera, APRNNurse Practitioner1275100521
- Ruth Alvarado, PHYSICIAN ASSISTANTPhysician Assistant1568223162
- Nimesh Amin, D.O.Internal Medicine Physician1083039911
- Michelle Arsenault, MDHospitalist Physician1699419267
- Anglea Atkins, OTROccupational Therapist1295961142
Verify Daniel Brian Oconnor in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersTexas Medical Board
Search for license E1912Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
90% fewer Medicare Part D claims than the average emergency medicine physician in 2024
22 Medicare Part D claims for 16 beneficiaries, against an average of 226 among the 54,106 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.
Daniel Brian Oconnor among 4,885 emergency medicine physician records in Texas
Daniel Brian Oconnor, M.D. is one of 4,885 emergency medicine physician records with a practice address in Texas. 83% 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 6% of them.
- NPI issued2006 · 6% of these records are older, 67% newer
- In a Medicare fileYes · 83% of these records are
- In the CMS Doctors and Clinicians fileNo · 57% of these records are
- Record last updated2007 · 55% of these records were not updated in five years or more
Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 207P00000X and a Texas practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
30 emergency medicine physician records list a practice address in Humble
They are 30 of the 1,933 NPPES records with a practice address in Humble, and 4,885 emergency medicine physician records in Texas.
All 4,885 in Texas → Every provider in Humble → Emergency Medicine Physician nationwide →
The 8 emergency medicine physician records with the nearest ZIP codes
- Ethan Brown, M.D.Humble, TX 773381740204072
- Ranessa Crawford, M.D.Humble, TX 773381487768651
- Joanne Davis, M.D.Humble, TX 773381679688048
- Lauren Elliott, M.D.Humble, TX 773381538489851
- Christopher Fedoruk, MDHumble, TX 773381790899953
- Robert Iversen, MDHumble, TX 773381467614925
- Noor Jaber, M.D.Humble, TX 773381205152220
- Jerry James, MDHumble, TX 773381285650721
Common questions
What is Daniel Brian Oconnor, M.D.'s NPI number?
Daniel Brian Oconnor, M.D.'s National Provider Identifier (NPI) is 1700990868, issued on Aug 18, 2006. An NPI identifies a provider in billing; it is not a license.
Where is Daniel Brian Oconnor, M.D. located?
The NPPES record lists a practice address at 18951 N Memorial Dr, Humble, TX, 77338. Phone: (281) 540-6453. Providers update this record themselves, so call before visiting.
How can I verify Daniel Brian Oconnor, M.D.'s license?
NPPES lists Texas license number E1912, 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 Daniel Brian Oconnor, M.D. prescribe under Medicare Part D?
In 2024, Daniel Brian Oconnor, M.D. had 22 Medicare Part D claims for 16 beneficiaries; the average among emergency medicine physician prescribers was 226. 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.