Robert A. Harwood, M.D.
Surgery Physician · Tarzana, CA
Robert A. Harwood, M.D. is a surgery physician with a practice address in Tarzana, California, and NPI 1104840339, issued on Jul 27, 2006. Check the license (California G9023A, as entered in NPPES) on the Medical Board of California; the Medicare figures below come from public CMS files.
- Name
- Robert A. Harwood
- Credential
- M.D.
- Primary taxonomy
- Surgery Physician 208600000X
- License number
- G9023A CA
Self-reported in NPPES; status is on the state search - Practice location
- 18321 Clark St, Tarzana, CA 91356
- Phone
- (818) 887-7375
- Enumerated
- Jul 27, 2006
- Record last updated
- Apr 25, 2011 (not updated in 15 years: call before relying on the address or phone)
- Fax
- (818) 887-7375
- Entity
- Type 1 · individual
8 nearest surgery physician records → All 3,118 in California → Look up another NPI →
Also registered at 18321 Clark St
A shared address usually means a shared clinic or building; it does not show who employs whom.
- Eric Abkian, MDInternal Medicine Physician1750841920
- Sheriff AbuduHospitalist Physician1770978298
- Mohammad Abuzaineh, M.D.Anesthesiology Physician1992712806
- Amir Ahmed, MDHospitalist Physician1306425640
- Celia Alconcel, M.D.Neonatal-Perinatal Medicine Physician1982615654
- Nathan AlyeshInternal Medicine Physician1417362856
Verify Robert A. Harwood in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersMedical Board of California
Search for license G9023ACheck 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: $24.02
1 payment: food and beverage; the largest payer was Abbott Laboratories. The 17,103 providers of this specialty with any payment received $3,513.80 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.
Robert A. Harwood among 3,118 surgery physician records in California
Robert A. Harwood, M.D. is one of 3,118 surgery physician records with a practice address in California. 75% 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, 55% newer
- In a Medicare fileYes · 75% of these records are
- In the CMS Doctors and Clinicians fileNo · 61% of these records are
- Record last updated2011 · 59% of these records were not updated in five years or more
Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 208600000X and a California practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
Surgery Physician providers in California
There are 3,118 surgery physician records in California.
All 3,118 in California → Every provider in Tarzana → Surgery Physician nationwide →
The 8 surgery physician records with the nearest ZIP codes
- Allen Hoffman, M.D.Tarzana, CA 913561881605848
- Lana Louie, MDTarzana, CA 913561992853477
- Douglas Morrow, MDTarzana, CA 913561790778959
- Raymond Rivera, M.D.Tarzana, CA 913561457540502
- David Sievers, M.D.Tarzana, CA 913561457476780
- James Mackabee, MDValencia, CA 913551780779033
- Izuchukwu Okpara, M.D.Valencia, CA 913551184992851
- Scott Patterson, M.D.Valencia, CA 913551679589691
Common questions
What is Robert A. Harwood, M.D.'s NPI number?
Robert A. Harwood, M.D.'s National Provider Identifier (NPI) is 1104840339, issued on Jul 27, 2006. An NPI identifies a provider in billing; it is not a license.
Where is Robert A. Harwood, M.D. located?
The NPPES record lists a practice address at 18321 Clark St, Tarzana, CA, 91356. Phone: (818) 887-7375. Providers update this record themselves, so call before visiting.
How can I verify Robert A. Harwood, M.D.'s license?
NPPES lists California license number G9023A, 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.
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.