NPPES file of Aug 9, 2026

Rainier A. Manzanilla, M.D.

Interventional Cardiology Physician · Los Angeles, CA

Rainier A. Manzanilla, M.D. is an interventional cardiology physician with a practice address in Los Angeles, California, and NPI 1316026974, issued on Nov 3, 2006. Check the license (California G61710, as entered in NPPES) on the Medical Board of California; the Medicare figures below come from public CMS files.

Record from CMS NPPES, file of Aug 9, 2026 · Medicare files 2024 · method · Verify with CMS →

NPPES recordNPPES file of Aug 9, 2026
1316026974
Name
Rainier A. Manzanilla
Credential
M.D.
Primary taxonomy
Interventional Cardiology Physician 207RI0011X
License number
G61710 CA
Self-reported in NPPES; status is on the state search
Practice location
1701 E Cesar E Chavez Ave, Los Angeles, CA 90033
Phone
(323) 441-1122
Enumerated
Nov 3, 2006
Record last updated
Oct 4, 2012 (not updated in 14 years: call before relying on the address or phone)
Fax
(323) 441-1172
Medicare enrollment
Enrolled (PECOS I20100316000857); may accept Medicare assignment
Medical or professional school
University Of California, Irvine, California College Of Medicine, 1986
Entity
Type 1 · individual
Public record from CMS NPPES (open it on the CMS NPI Registry). Enrollment, assignment, school and telehealth: CMS Doctors and Clinicians file, Aug 2026. A record is not a license: verify it with the state board.
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8 nearest interventional cardiology physician records → All 632 in California → Look up another NPI →

Also registered at 1701 E Cesar E Chavez Ave

A shared address usually means a shared clinic or building; it does not show who employs whom.

  1. Zahid Abdou, M.D.Internal Medicine Physician1013938208
  2. Nisha Agrawal, M.D.Family Medicine Physician1427374321
  3. Kaosar Al Atassi, M.D.Pediatrics Physician1780020578
  4. William Barba, M.D.Urology Physician1225053291
  5. Juan Barrio, M.D.Internal Medicine Physician1467475608
  6. Hadia BharoochaSurgery Physician1407600562

Verify Rainier A. Manzanilla in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersMedical Board of California
    Search for license G61710    Check the board
  3. 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
  4. 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
  5. 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
Open the California license search

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94% fewer Medicare Part D claims than the average interventional cardiology physician in 2024

181 Medicare Part D claims for 18 beneficiaries, against an average of 3,179 among the 6,605 providers of this specialty who prescribed in Part D. Brand-name drugs were 25% of claims.

  1. Rainier Manzanilla181
  2. Specialty average3,179

Most prescribed

  1. Losartan Potassium28 claims
  2. Eliquis26 claims
  3. Metoprolol Succinate14 claims
  4. Hydrochlorothiazide12 claims
  5. Levothyroxine Sodium12 claims
  6. Atenolol11 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: $32.52

2 payments; by number, the most common kind was food and beverage; the largest payer was Scpharmaceuticals Inc. The 6,394 providers of this specialty with any payment received $7,062.29 on average. Payments are reported by manufacturers, not by the provider, and are not a sign of wrongdoing.

  1. Rainier Manzanilla$32.52
  2. Specialty average$7,062.29

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

  1. East Los Angeles Cardiology Medical Group IncLos Angeles, CA

Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).

Rainier A. Manzanilla among 632 interventional cardiology physician records in California

Rainier A. Manzanilla, M.D. is one of 632 interventional cardiology 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 9% of them.

  • NPI issued2006 · 9% of these records are older, 52% newer
  • In a Medicare fileYes · 90% of these records are
  • In the CMS Doctors and Clinicians fileYes · 83% of these records are
  • Graduated1986 · median 2001 among the 526 with a school on file
  • Record last updated2012 · 55% of these records were not updated in five years or more

Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 207RI0011X and a California practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).

Interventional Cardiology Physician providers in California

There are 632 interventional cardiology physician records in California.

All 632 in California → Every provider in Los Angeles → Interventional Cardiology Physician nationwide →

The 8 interventional cardiology physician records with the nearest ZIP codes

  1. Edris Alderwish, M.D.Los Angeles, CA 900331285959858
  2. Eric Bansal, M.D.Los Angeles, CA 900331689945776
  3. Thomas Doerner, MDLos Angeles, CA 900331881742831
  4. Alayn Govea, MDLos Angeles, CA 900331972997104
  5. Jubin Joseph, MD PHDLos Angeles, CA 900331497341747
  6. David Luke, MDLos Angeles, CA 900331861812612
  7. Ray Matthews, M.D.Los Angeles, CA 900331104810076
  8. Anilkumar Mehra, M.D.Los Angeles, CA 900331780622175

Common questions

What is Rainier A. Manzanilla, M.D.'s NPI number?

Rainier A. Manzanilla, M.D.'s National Provider Identifier (NPI) is 1316026974, issued on Nov 3, 2006. An NPI identifies a provider in billing; it is not a license.

Where is Rainier A. Manzanilla, M.D. located?

The NPPES record lists a practice address at 1701 E Cesar E Chavez Ave, Los Angeles, CA, 90033. Phone: (323) 441-1122. Providers update this record themselves, so call before visiting.

How can I verify Rainier A. Manzanilla, M.D.'s license?

NPPES lists California license number G61710, 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 Rainier A. Manzanilla, M.D. prescribe under Medicare Part D?

In 2024, Rainier A. Manzanilla, M.D. had 181 Medicare Part D claims for 18 beneficiaries; the average among interventional cardiology physician prescribers was 3,179. 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.

Written with AI tools from the named public files; every figure is computed from those files (how it is made).

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.