Ruben Alfonso Hernandez Acosta, M.D.
Infectious Disease Physician · Saint Louis, MO
Ruben Alfonso Hernandez Acosta, M.D. is an infectious disease physician with a practice address in Saint Louis, Missouri, and NPI 1740834688, issued on Jul 29, 2019. Check the license (Missouri 2025036579, as entered in NPPES) on the Missouri Board of Registration for the Healing Arts; the Medicare figures below come from public CMS files.
- Name
- Ruben Alfonso Hernandez Acosta
- Credential
- M.D.
- Primary taxonomy
- Infectious Disease Physician 207RI0200X
- License number
- 2025036579 MO
Self-reported in NPPES; status is on the state search - Practice location
- 1201 S Grand Blvd, Saint Louis, MO 63104
- Phone
- (314) 257-8000
- Enumerated
- Jul 29, 2019
- Record last updated
- Sep 3, 2025
- Medicare enrollment
- Enrolled (PECOS I20250926002784); accepts Medicare assignment
- Telehealth
- Offers telehealth (CMS)
- Entity
- Type 1 · individual
8 nearest infectious disease physician records → All 212 in Missouri → Look up another NPI →
Also registered at 1201 S Grand Blvd
A shared address usually means a shared clinic or building; it does not show who employs whom.
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- Krystel Abi KaramStudent in an Organized Health Care Education/Training Program1912708124
- Timothy Adrian, APRNAcute Care Nurse Practitioner1578437182
- Baris Afsar, M.D.Student in an Organized Health Care Education/Training Program1235976143
Verify Ruben Alfonso Hernandez Acosta in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersMissouri Board of Registration for the Healing Arts
Search for license 2025036579Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
82% fewer Medicare Part D claims than the average infectious disease physician in 2024
127 Medicare Part D claims for 28 beneficiaries, against an average of 689 among the 7,388 providers of this specialty who prescribed in Part D. Brand-name drugs were 27% of claims.
Most prescribed
- Doxycycline Hyclate12 claims
- Rifampin11 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: $111.97
5 payments; by number, the most common kind was food and beverage; the largest payer was Merck Sharp & Dohme LLC. The 3,895 providers of this specialty with any payment received $4,362.19 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.
Bills Medicare through one group practice
- Ssm Health Care GroupSaint Louis, MO
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
Ruben Alfonso Hernandez Acosta among 212 infectious disease physician records in Missouri
Ruben Alfonso Hernandez Acosta, M.D. is one of 212 infectious disease physician records with a practice address in Missouri. 83% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2019, is newer than 91% of them.
- NPI issued2019 · 91% of these records are older, 6% newer
- In a Medicare fileYes · 83% of these records are
- In the CMS Doctors and Clinicians fileYes · 70% of these records are
- Graduated2018 · median 2004 among the 147 with a school on file
- Record last updated2025 · 40% of these records were not updated in five years or more
Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 207RI0200X and a Missouri practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
Infectious Disease Physician providers in Missouri
There are 212 infectious disease physician records in Missouri.
All 212 in Missouri → Every provider in Saint Louis → Infectious Disease Physician nationwide →
The 8 infectious disease physician records with the nearest ZIP codes
- Getahun Abate, M.D.Saint Louis, MO 631041881885044
- Anas Alrwashdeh, M.B.B.SSaint Louis, MO 631041447912340
- Geoffrey Gorse, M.D.Saint Louis, MO 631041285647115
- Irene Graham, MDSaint Louis, MO 631041538177407
- Rong Hou, M.D., PH.D.Saint Louis, MO 631041609138213
- Brett Jagger, MDSaint Louis, MO 631041730528035
- Kevin Robertson, M.D.Saint Louis, MO 631041508421629
- Brendan De Marco, MDSaint Louis, MO 631031083632459
Common questions
What is Ruben Alfonso Hernandez Acosta, M.D.'s NPI number?
Ruben Alfonso Hernandez Acosta, M.D.'s National Provider Identifier (NPI) is 1740834688, issued on Jul 29, 2019. An NPI identifies a provider in billing; it is not a license.
Where is Ruben Alfonso Hernandez Acosta, M.D. located?
The NPPES record lists a practice address at 1201 S Grand Blvd, Saint Louis, MO, 63104. Phone: (314) 257-8000. Providers update this record themselves, so call before visiting.
How can I verify Ruben Alfonso Hernandez Acosta, M.D.'s license?
NPPES lists Missouri license number 2025036579, as entered by the provider. Search the Missouri Board of Registration for the Healing Arts at https://www.fsmb.org/contact-a-state-medical-board/. The NPPES record confirms identity only; the state search shows license status, expiration and public orders.
How much does Ruben Alfonso Hernandez Acosta, M.D. prescribe under Medicare Part D?
In 2024, Ruben Alfonso Hernandez Acosta, M.D. had 127 Medicare Part D claims for 28 beneficiaries; the average among infectious disease physician prescribers was 689. 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.