Mark Ratley, M.D.
Hospitalist Physician · Sacramento, CA
Mark Ratley, M.D. is a hospitalist physician with a practice address in Sacramento, California, and NPI 1245337344, issued on Sep 20, 2006. Check the license (California A83628, as entered in NPPES) on the Medical Board of California; the Medicare figures below come from public CMS files.
- Name
- Mark Ratley
- Credential
- M.D.
- Primary taxonomy
- Hospitalist Physician 208M00000X
- License number
- A83628 CA
Self-reported in NPPES; status is on the state search - Practice location
- 3000 Q St, Sacramento, CA 95816
- Phone
- (916) 733-3333
- Enumerated
- Sep 20, 2006
- Record last updated
- Feb 13, 2012 (not updated in 14 years: call before relying on the address or phone)
- Medicaid ID
- 00A836280 CA
- Medicare enrollment
- Enrolled (PECOS I20040630000996); accepts Medicare assignment
- Medical or professional school
- University Of Texas Southwestern Medical School At Dallas, 2001
- Entity
- Type 1 · individual
8 nearest hospitalist physician records → All 3,099 in California → Look up another NPI →
Also registered at 3000 Q St
A shared address usually means a shared clinic or building; it does not show who employs whom.
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- Samir Artoul, MDCardiovascular Disease Physician1245269190
- Antonio Balatbat, M. D.Internal Medicine Physician1598798639
Verify Mark Ratley in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersMedical Board of California
Search for license A83628Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
57% more Medicare Part D claims than the average hospitalist physician in 2024
816 Medicare Part D claims for 158 beneficiaries, against an average of 521 among the 21,613 providers of this specialty who prescribed in Part D. 20 claims were for opioids.
Most prescribed
- Pantoprazole Sodium57 claims
- Furosemide54 claims
- Albuterol Sulfate Hfa33 claims
- Atorvastatin Calcium33 claims
- Jardiance32 claims
- Spironolactone31 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.
The MIPS final score for 2023 (Medicare payment program): 96.5 of 100
The Merit-based Incentive Payment System score is reported for this clinician. Four categories are weighted into the final score; the average among 454,083 clinicians with a measured score was 83.5.
Source: CMS Quality Payment Program, MIPS performance year 2023; category weights for 2023 (qpp.cms.gov).
Bills Medicare through one group practice
- Dignity Health Medical FoundationSacramento, CA
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
Mark Ratley among 3,099 hospitalist physician records in California
Mark Ratley, M.D. is one of 3,099 hospitalist physician records with a practice address in California. 90% 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 2% of them.
- NPI issued2006 · 2% of these records are older, 73% newer
- In a Medicare fileYes · 90% of these records are
- In the CMS Doctors and Clinicians fileYes · 81% of these records are
- Graduated2001 · median 2010 among the 2,505 with a school on file
- Record last updated2012 · 49% of these records were not updated in five years or more
Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 208M00000X and a California practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
Hospitalist Physician providers in California
There are 3,099 hospitalist physician records in California.
All 3,099 in California → Every provider in Sacramento → Hospitalist Physician nationwide →
The 8 hospitalist physician records with the nearest ZIP codes
- Gagan Badhwar, D.O.Sacramento, CA 958161093846792
- Mark Burniston, M.D.Sacramento, CA 958161235236316
- Hung Chan, M.D.Sacramento, CA 958161437256864
- Jatinder Chana, M.D.Sacramento, CA 958161235244922
- Jamal Haleem, MDSacramento, CA 958161568422079
- Bianca Harabor, M.D.Sacramento, CA 958161699981654
- Joshua Hoffman, M.D.Sacramento, CA 958161124120878
- Stephen Jerwers, D.O.Sacramento, CA 958161760490221
Common questions
What is Mark Ratley, M.D.'s NPI number?
Mark Ratley, M.D.'s National Provider Identifier (NPI) is 1245337344, issued on Sep 20, 2006. An NPI identifies a provider in billing; it is not a license.
Where is Mark Ratley, M.D. located?
The NPPES record lists a practice address at 3000 Q St, Sacramento, CA, 95816. Phone: (916) 733-3333. Providers update this record themselves, so call before visiting.
How can I verify Mark Ratley, M.D.'s license?
NPPES lists California license number A83628, 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 Mark Ratley, M.D. prescribe under Medicare Part D?
In 2024, Mark Ratley, M.D. had 816 Medicare Part D claims for 158 beneficiaries; the average among hospitalist physician prescribers was 521. Part D covers Medicare prescriptions only.
What is Mark Ratley, M.D.'s MIPS final score?
The 2023 MIPS final score is 96.5 of 100. The average among 454,083 clinicians with a measured score was 83.5.
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.