James Douglas Haycock, D.O.
Emergency Medicine Physician · Austin, TX
James Douglas Haycock, D.O. is an emergency medicine physician with a practice address in Austin, Texas, and NPI 1720473291, issued on Apr 1, 2015. Check the license (Texas S0900, as entered in NPPES) on the Texas Medical Board; the Medicare figures below come from public CMS files.
- Name
- James Douglas Haycock
- Credential
- D.O.
- Primary taxonomy
- Emergency Medicine Physician 207P00000X
- License numbers
- S0900 TX
DR.0059777 CO
Self-reported in NPPES; status is on the state search - Practice location
- 12221 N Mopac Expy, Austin, TX 78758
- Phone
- (512) 901-1000
- Enumerated
- Apr 1, 2015
- Record last updated
- Dec 6, 2019 (not updated in 7 years: call before relying on the address or phone)
- Medicare enrollment
- Enrolled (PECOS I20190820002386); accepts Medicare assignment
- Entity
- Type 1 · individual
8 nearest emergency medicine physician records → All 4,885 in Texas → Look up another NPI →
Also registered at 12221 N Mopac Expy
A shared address usually means a shared clinic or building; it does not show who employs whom.
- Juine Abraham, RN., NP-CFamily Nurse Practitioner1194095133
- Farrah Alahmady, AAAnesthesiologist Assistant1083198014
- Fernanda AlmeidaRegistered Dietitian1487009775
- Mirjana Antelj-RojasFamily Nurse Practitioner1548712946
- Pamela Ashley, MDEmergency Medicine Physician1780630889
- Antoinette Austin-Glass, MDAnesthesiology Physician1790723138
Verify James Douglas Haycock in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersTexas Medical Board
Search for license S0900Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
59% more Medicare Part D claims than the average emergency medicine physician in 2024
360 Medicare Part D claims for 232 beneficiaries, against an average of 226 among the 54,106 providers of this specialty who prescribed in Part D. Brand-name drugs were 7% of claims. 98 claims were for opioids.
Most prescribed
- Hydrocodone-Acetaminophen70 claims
- Ondansetron Odt49 claims
- Cefdinir22 claims
- Prednisone21 claims
- Diazepam16 claims
- Meclizine Hcl15 claims
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.
Bills Medicare through one group practice
- Emergency Medicine Services OF TX, PLLCLive Oak, TX
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
James Douglas Haycock among 4,885 emergency medicine physician records in Texas
James Douglas Haycock, D.O. 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 2015, is newer than 67% of them.
- NPI issued2015 · 67% of these records are older, 30% newer
- In a Medicare fileYes · 83% of these records are
- In the CMS Doctors and Clinicians fileYes · 57% of these records are
- Graduated2015 · median 2013 among the 2,779 with a school on file
- Record last updated2019 · 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).
Emergency Medicine Physician providers in Texas
There are 4,885 emergency medicine physician records in Texas.
All 4,885 in Texas → Every provider in Austin → Emergency Medicine Physician nationwide →
The 8 emergency medicine physician records with the nearest ZIP codes
- Pamela Ashley, MDAustin, TX 787581780630889
- Amol Desai, M.D.Austin, TX 787581376707349
- Karen Jacobson, M.D.Austin, TX 787581639149362
- Cameron Keller, M.D.Austin, TX 787581093153231
- Fatimoh Oyedele, MDAustin, TX 787581023460706
- Bao Pham, D.O.Austin, TX 787581356752984
- William Clementson, D.O.Austin, TX 787571356528046
- T Hayden Dietz, DOAustin, TX 787591932315983
Common questions
What is James Douglas Haycock, D.O.'s NPI number?
James Douglas Haycock, D.O.'s National Provider Identifier (NPI) is 1720473291, issued on Apr 1, 2015. An NPI identifies a provider in billing; it is not a license.
Where is James Douglas Haycock, D.O. located?
The NPPES record lists a practice address at 12221 N Mopac Expy, Austin, TX, 78758. Phone: (512) 901-1000. Providers update this record themselves, so call before visiting.
How can I verify James Douglas Haycock, D.O.'s license?
NPPES lists Texas license number S0900, 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 James Douglas Haycock, D.O. prescribe under Medicare Part D?
In 2024, James Douglas Haycock, D.O. had 360 Medicare Part D claims for 232 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.