Richard Douglas Jacobs, M.D.
Internal Medicine Physician · Chandler, AZ
Richard Douglas Jacobs, M.D. is an internal medicine physician with a practice address in Chandler, Arizona, and NPI 1225298268, issued on Jun 12, 2008. Check the license (Arizona 17807, as entered in NPPES) on the Arizona Medical Board; the Medicare figures below come from public CMS files.
- Name
- Richard Douglas Jacobs
- Credential
- M.D.
- Primary taxonomy
- Internal Medicine Physician 207R00000X
- License number
- 17807 AZ
Self-reported in NPPES; status is on the state search - Practice location
- 4176 W Jasper Dr, Chandler, AZ 85226
- Phone
- (480) 730-0125
- Enumerated
- Jun 12, 2008
- Record last updated
- Jun 12, 2008 (not updated in 18 years: call before relying on the address or phone)
- Fax
- (480) 730-0125
- Entity
- Type 1 · individual
8 nearest internal medicine physician records → All 2,853 in Arizona → Look up another NPI →
Verify Richard Douglas Jacobs in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersArizona Medical Board
Search for license 17807Check 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
18 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.
Richard Douglas Jacobs among 2,853 internal medicine physician records in Arizona
Richard Douglas Jacobs, M.D. is one of 2,853 internal medicine physician records with a practice address in Arizona. 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 2008, is newer than 53% of them.
- NPI issued2008 · 53% of these records are older, 43% newer
- In a Medicare fileYes · 75% of these records are
- In the CMS Doctors and Clinicians fileNo · 58% of these records are
- Record last updated2008 · 51% 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 Arizona practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
93 internal medicine physician records list a practice address in Chandler
They are 93 of the 5,497 NPPES records with a practice address in Chandler, and 2,853 internal medicine physician records in Arizona.
All 2,853 in Arizona → Every provider in Chandler → Internal Medicine Physician nationwide →
The 8 internal medicine physician records with the nearest ZIP codes
- Rasheedat Abdul-Azeez, M.DChandler, AZ 852261952636169
- Mustafa Al-Damha, MDChandler, AZ 852261659993467
- Essam Ali, M.D.Chandler, AZ 852261083948400
- Oyesiji Arojojoye, MDChandler, AZ 852261790873222
- Moses Imohi, M.D.Chandler, AZ 852261437438041
- Trung Lam, MDChandler, AZ 852261588853550
- Howard Podolsky, MD JD MBA FCLMChandler, AZ 852261336418367
- Anant Vinjamoori, M.D.Chandler, AZ 852261689088999
Common questions
What is Richard Douglas Jacobs, M.D.'s NPI number?
Richard Douglas Jacobs, M.D.'s National Provider Identifier (NPI) is 1225298268, issued on Jun 12, 2008. An NPI identifies a provider in billing; it is not a license.
Where is Richard Douglas Jacobs, M.D. located?
The NPPES record lists a practice address at 4176 W Jasper Dr, Chandler, AZ, 85226. Phone: (480) 730-0125. Providers update this record themselves, so call before visiting.
How can I verify Richard Douglas Jacobs, M.D.'s license?
NPPES lists Arizona license number 17807, as entered by the provider. Search the Arizona Medical Board at https://www.azmd.gov/. The NPPES record confirms identity only; the state search shows license status, expiration and public orders.
How much does Richard Douglas Jacobs, M.D. prescribe under Medicare Part D?
In 2024, Richard Douglas Jacobs, M.D. had 18 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.