Robert R. Haynes, MD
Internal Medicine Physician · Sacramento, CA
Robert R. Haynes, MD is an internal medicine physician with a practice address in Sacramento, California, and NPI 1255389474, issued on May 4, 2006. Check the license on the Medical Board of California; the Medicare figures below come from public CMS files.
- Name
- Robert R. Haynes
- Credential
- MD
- Primary taxonomy
- Internal Medicine Physician 207R00000X
- License number
- MD00042134 WA
Self-reported in NPPES; status is on the state search - Practice location
- 1201 Alhambra Blvd, Sacramento, CA 95816
- Phone
- (916) 731-7925
- Enumerated
- May 4, 2006
- Record last updated
- Oct 28, 2015 (not updated in 11 years: call before relying on the address or phone)
- Fax
- (916) 731-7975
- Medicaid ID
- 8453037 WA
- Medicare enrollment
- Enrolled (PECOS I20151030000964); accepts Medicare assignment
- Telehealth
- Offers telehealth (CMS)
- Entity
- Type 1 · individual
8 nearest internal medicine physician records → All 17,696 in California → Look up another NPI →
Also registered at 1201 Alhambra Blvd
A shared address usually means a shared clinic or building; it does not show who employs whom.
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Verify Robert R. Haynes in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersMedical Board of CaliforniaCheck the board
- 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
2.8 times the Medicare Part D claims of the average internal medicine physician in 2024
8,794 Medicare Part D claims for 611 beneficiaries, against an average of 3,176 among the 108,855 providers of this specialty who prescribed in Part D. Brand-name drugs were 11% of claims. 323 claims were for opioids.
Most prescribed
- Atorvastatin Calcium789 claims
- Amlodipine Besylate395 claims
- Lisinopril316 claims
- Levothyroxine Sodium304 claims
- Losartan Potassium289 claims
- Metoprolol Succinate239 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
- Sutter Valley Medical FoundationJackson, CA
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
Robert R. Haynes among 17,696 internal medicine physician records in California
Robert R. Haynes, MD is one of 17,696 internal medicine physician records with a practice address in California. 79% 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 5% of them.
- NPI issued2006 · 5% of these records are older, 56% newer
- In a Medicare fileYes · 79% of these records are
- In the CMS Doctors and Clinicians fileYes · 63% of these records are
- Graduated2000 · median 2004 among the 11,065 with a school on file
- Record last updated2015 · 61% 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 California practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
601 internal medicine physician records list a practice address in Sacramento
They are 601 of the 33,083 NPPES records with a practice address in Sacramento, and 17,696 internal medicine physician records in California.
All 17,696 in California → Every provider in Sacramento → Internal Medicine Physician nationwide →
The 8 internal medicine physician records with the nearest ZIP codes
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Common questions
What is Robert R. Haynes, MD's NPI number?
Robert R. Haynes, MD's National Provider Identifier (NPI) is 1255389474, issued on May 4, 2006. An NPI identifies a provider in billing; it is not a license.
Where is Robert R. Haynes, MD located?
The NPPES record lists a practice address at 1201 Alhambra Blvd, Sacramento, CA, 95816. Phone: (916) 731-7925. Providers update this record themselves, so call before visiting.
How can I verify Robert R. Haynes, MD's license?
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 Robert R. Haynes, MD prescribe under Medicare Part D?
In 2024, Robert R. Haynes, MD had 8,794 Medicare Part D claims for 611 beneficiaries; 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.