Willie Nnamdi Azubuike Orakpo, MD
Psychiatry Physician · Stanford, CA
Willie Nnamdi Azubuike Orakpo, MD is a psychiatry physician with a practice address in Stanford, California, and NPI 1306337035, issued on May 30, 2018. Check the license (California A179998, as entered in NPPES) on the Medical Board of California; the Medicare figures below come from public CMS files.
- Name
- Willie Nnamdi Azubuike Orakpo
- Credential
- MD
- Primary taxonomy
- Psychiatry Physician 2084P0800X
- License number
- A179998 CA
Self-reported in NPPES; status is on the state search - Practice location
- 300 Pasteur Dr, Stanford, CA 94305
- Phone
- (650) 723-4000
- Enumerated
- May 30, 2018
- Record last updated
- Mar 27, 2025
- Medicare enrollment
- Enrolled (PECOS I20230221001113); accepts Medicare assignment
- Telehealth
- Offers telehealth (CMS)
- Entity
- Type 1 · individual
8 nearest psychiatry physician records → All 8,673 in California → Look up another NPI →
Also registered at 300 Pasteur Dr
A shared address usually means a shared clinic or building; it does not show who employs whom.
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Verify Willie Nnamdi Azubuike Orakpo in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersMedical Board of California
Search for license A179998Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
48% fewer Medicare Part D claims than the average psychiatry physician in 2024
523 Medicare Part D claims for 49 beneficiaries, against an average of 1,000 among the 35,054 providers of this specialty who prescribed in Part D. Brand-name drugs were 2% of claims.
Most prescribed
- Quetiapine Fumarate51 claims
- Lamotrigine41 claims
- Venlafaxine Hcl Er38 claims
- Sertraline Hcl35 claims
- Duloxetine Hcl26 claims
- Bupropion Xl24 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.
Industry payments in 2024: $7,516.95
12 payments; by number, the most common kind was food and beverage; the largest payer was Axsome Therapeutics, Inc. The 13,693 providers of this specialty with any payment received $4,954.93 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.
3 hospitals and group practices
- Stanford Health CareStanford, CA · Acute Care Hospitals5 of 5 stars
- Comprehensive Psychiatric Services A Medical GroupWalnut Creek, CA
- County OF Santa ClaraSan Jose, CA
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through); hospitals matched to CMS Hospital General Information (Care Compare) (data.cms.gov). Star ratings are CMS hospital ratings, not ratings of this provider.
Willie Nnamdi Azubuike Orakpo among 8,673 psychiatry physician records in California
Willie Nnamdi Azubuike Orakpo, MD is one of 8,673 psychiatry physician records with a practice address in California. 67% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2018, is newer than 82% of them.
- NPI issued2018 · 82% of these records are older, 15% newer
- In a Medicare fileYes · 67% of these records are
- In the CMS Doctors and Clinicians fileYes · 38% of these records are
- Graduated2016 · median 2005 among the 3,295 with a school on file
- Record last updated2025 · 54% of these records were not updated in five years or more
Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 2084P0800X and a California practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
116 psychiatry physician records list a practice address in Stanford
They are 116 of the 5,606 NPPES records with a practice address in Stanford, and 8,673 psychiatry physician records in California.
All 8,673 in California → Every provider in Stanford → Psychiatry Physician nationwide →
The 8 psychiatry physician records with the nearest ZIP codes
- Bibi Das, MDStanford, CA 943051528012374
- Sidney Edsall, MDPalo Alto, CA 943051588626469
- Douglas Levinson, M.D.Stanford, CA 943051104830207
- Alan Louie, M.D.Stanford, CA 943051881616340
- Elizabeth Mahler, MDStanford, CA 943051033216999
- Douglas Noordsy, MDStanford, CA 943051336236330
- Terry Osback, MDStanford, CA 943051356446827
- Jennifer Pien-Wong, MDStanford, CA 943051699702456
Common questions
What is Willie Nnamdi Azubuike Orakpo, MD's NPI number?
Willie Nnamdi Azubuike Orakpo, MD's National Provider Identifier (NPI) is 1306337035, issued on May 30, 2018. An NPI identifies a provider in billing; it is not a license.
Where is Willie Nnamdi Azubuike Orakpo, MD located?
The NPPES record lists a practice address at 300 Pasteur Dr, Stanford, CA, 94305. Phone: (650) 723-4000. Providers update this record themselves, so call before visiting.
How can I verify Willie Nnamdi Azubuike Orakpo, MD's license?
NPPES lists California license number A179998, as entered by the provider. Search the Medical Board of California at https://www.mbc.ca.gov/License-Verification/default.aspx. The NPPES record confirms identity only; the state search shows license status, expiration and public orders.
How much does Willie Nnamdi Azubuike Orakpo, MD prescribe under Medicare Part D?
In 2024, Willie Nnamdi Azubuike Orakpo, MD had 523 Medicare Part D claims for 49 beneficiaries; the average among psychiatry physician prescribers was 1,000. 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.