David Richard Ratto, M.D.
Pulmonary Disease Physician · Arcadia, CA
David Richard Ratto, M.D. is a pulmonary disease physician with a practice address in Arcadia, California, and NPI 1528035417, issued on Mar 1, 2006. Check the license (California G44900, as entered in NPPES) on the Medical Board of California; the federal record below is the public data PlainDoctor holds for this provider.
- Name
- David Richard Ratto
- Credential
- M.D.
- Primary taxonomy
- Pulmonary Disease Physician 207RP1001X
- License number
- G44900 CA
Self-reported in NPPES; status is on the state search - Practice location
- 301 W Huntington Dr, Arcadia, CA 91007
- Phone
- (626) 445-4558
- Enumerated
- Mar 1, 2006
- Record last updated
- Jul 27, 2012 (not updated in 14 years: call before relying on the address or phone)
- Fax
- (626) 446-5807
- Medicaid ID
- 00D449000 CA
- Medicare enrollment
- Enrolled (PECOS I20100317001078); accepts Medicare assignment
- Medical or professional school
- University Of California, Irvine, California College Of Medicine, 1980
- Entity
- Type 1 · individual
8 nearest pulmonary disease physician records → All 1,443 in California → Look up another NPI →
Also registered at 301 W Huntington Dr
A shared address usually means a shared clinic or building; it does not show who employs whom.
- Mara Arnold, DDSDentist1558913533
- David Bae, DPMPodiatrist1093811077
- Peter Browne, M.D.Pulmonary Disease Physician1730156670
- Timothy Centola, PTPhysical Therapist1205126372
- Pai-Hsiang Chen, D.OInternal Medicine Physician1063405892
- James Chuang, MDRadiation Oncology Physician1720195977
Verify David Richard Ratto in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersMedical Board of California
Search for license G44900Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
David Richard Ratto among 1,443 pulmonary disease physician records in California
David Richard Ratto, M.D. is one of 1,443 pulmonary disease physician records with a practice address in California. 84% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does not. Its NPI, issued in 2006, is newer than 7% of them.
- NPI issued2006 · 7% of these records are older, 51% newer
- In a Medicare fileNo · 84% of these records are
- In the CMS Doctors and Clinicians fileYes · 74% of these records are
- Graduated1980 · median 2002 among the 1,061 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 207RP1001X and a California practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
Pulmonary Disease Physician providers in California
There are 1,443 pulmonary disease physician records in California. No Medicare prescribing, quality score, industry payment or hospital affiliation is published for this NPI.
All 1,443 in California → Every provider in Arcadia → Pulmonary Disease Physician nationwide →
The 8 pulmonary disease physician records with the nearest ZIP codes
- Peter Browne, M.D.Arcadia, CA 910071730156670
- Elton Katagihara, M.D.Arcadia, CA 910071275509135
- Pratap Saraf, M.D.Arcadia, CA 910071356317242
- David Silberstein, M.D.Arcadia, CA 910071639369077
- Angela Hay, M.D.Arcadia, CA 910061194737080
- Waasil Kareem, MDDuarte, CA 910101588003602
- Lawrence KimDuarte, CA 910101063779171
- Farhad Mazdisnian, MDDuarte, CA 910101750469201
Common questions
What is David Richard Ratto, M.D.'s NPI number?
David Richard Ratto, M.D.'s National Provider Identifier (NPI) is 1528035417, issued on Mar 1, 2006. An NPI identifies a provider in billing; it is not a license.
Where is David Richard Ratto, M.D. located?
The NPPES record lists a practice address at 301 W Huntington Dr, Arcadia, CA, 91007. Phone: (626) 445-4558. Providers update this record themselves, so call before visiting.
How can I verify David Richard Ratto, M.D.'s license?
NPPES lists California license number G44900, 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.
Source: CMS National Plan and Provider Enumeration System (NPPES), file of Aug 9, 2026 (NPPES files on CMS.gov); NUCC Health Care Provider Taxonomy. 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.