Dr. David John Ninan, DO
- Publications
- 8
- Hospital affiliations
- 1
- Industry payments
- $25
- Medical groups
- 2
- State license
- 1
- Practice address
- 2006 North Riverside Avenue Suite A, Rialto, CA 92377
- Practice phone
- Call (909) 644-4033
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Primary practice
ACE Endoscopy and Surgery Center - Rialto
Surgery Center - Medicare-Certified · Rialto, California
Find Dr. Ninan's professional email, personal email and mobile number
Dmand AI checks each channel through healthcare-specific waterfall enrichment. See what is on file with a free account, with practice phones, licenses and affiliations.
Dr. David John Ninan is an anesthesiologist in Rialto, California
Dr. Ninan practices at ACE Endoscopy and Surgery Center - Rialto in Rialto, California.
Dr. Ninan's NPI, 1992893523, was assigned on October 10, 2006. Dr. Ninan holds California license 20A7729.
- NPI
- 1992893523NPI Registry (opens in a new tab)
- NPI enumeration date
- October 10, 2006
- NPI status
- Active
- Practice phone
- (909) 644-4033
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- Sex
- Male
- Estimated age
- 53
- Medical school graduation
- 1999
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; and Dmand AI Affiliation Data
Dr. David John Ninan practices at ACE Endoscopy and Surgery Center - Rialto in Rialto, California
Dr. Ninan's primary practice is ACE Endoscopy and Surgery Center - Rialto, at 2006 North Riverside Avenue Suite A, Rialto, CA 92377. The practice phone is (909) 644-4033.
- ACE Endoscopy and Surgery Center - Rialto2006 North Riverside Avenue Suite A, Rialto, CA 92377Phone(909) 644-4033
Source: Dmand AI Affiliation Data
Dr. David John Ninan is affiliated with 3 sites of care and 2 medical groups
Dr. Ninan's primary practice is ACE Endoscopy and Surgery Center - Rialto in Rialto, California. Dr. Ninan is also affiliated with Riverside University Health System - Medical Center. The medical group on file is Southern California Permanente Medical Group. Dmand AI also links Dr. Ninan to 1 more physician office and 1 medical group, each named with a free account.
Sources: Dmand AI Affiliation Data; and Dmand AI Org Hierarchy Data
Dmand AI tracks the EHR system at Dr. David John Ninan's practice
Dmand AI tracks the electronic health record (EHR) system at each site where Dr. Ninan practices, 3 sites in all. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| ACE Endoscopy and Surgery Center - Rialto | Available with a free account |
| +2 more sites and 1 medical group | Available with a free account |
Source: Dmand AI Technology Install Data
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Dr. David John Ninan is one of 6,593 anesthesiologists in California
Anesthesiology is Dr. Ninan's primary specialty in the NPI Registry, under taxonomy code 207L00000X. Dr. Ninan is licensed in California.
Specialties and state licenses
- Anesthesiology, CaliforniaPrimary
Anesthesiologists near Dr. Ninan
Counts of anesthesiologists with a Dmand AI profile, by place and practice. Each opens the list.
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; and Dmand AI Peer Benchmarks
Dr. David John Ninan's patients have a median age of 56
Across all payers, Dmand AI patient panel data puts Dr. Ninan's median patient age at 56, with 54% women.
Dr. Ninan's patients across all payers
Dmand AI patient panel data covers Medicare, Medicaid and commercial patients.
Patient panel by age, all payers
Median age 56
Patient panel by sex, all payers
- Women54%
- Men45%
Source: Dmand AI Patient Panel Data
Dr. David John Ninan has 8 publications on record
Dmand AI links 8 papers to Dr. Ninan, published from 2017 to 2020. 2017 was the busiest year, with 2. The most frequent topics are Information Storage and Retrieval and Internet. Dr. Ninan has published most often in Cureus. Dr. Ninan's most frequent co-authors are Alfred C. Ma, MD, Nathan Joseph Waxer, DO and Nasrin N. Aldawoodi, MD.
Dr. Ninan's papers by year, 2017 to 2020
Topics Dr. Ninan writes about most
- Information Storage and Retrieval
- Internet
Dr. Ninan's most frequent co-authors
- Alfred C. Ma, MD4 shared papers
- Nathan Joseph Waxer, DO2 shared papers
- Nasrin N. Aldawoodi, MD1 shared paper
Recent publications by Dr. Ninan
See who Dr. Ninan researches with
Physician Network Discovery turns co-authorship, shared hospitals and shared groups into a map of who Dr. Ninan works with, so you can find a warm path to the right anesthesiologists.
Sources: PubMed (National Library of Medicine); and Dmand AI Research Linkage
Dr. David John Ninan received $25 in industry payments in 2024
CMS Open Payments shows 1 general payment to Dr. Ninan from 1 drug or device company in 2024. Food and beverage make up the largest share, 100% of the total. Abbvie Inc. paid the most, $25.
Companies that paid Dr. Ninan the most, 2024 to 2024
Share is of all general payments to this clinician.
Source: Open Payments (CMS), 2025 data, released July 7, 2026
Sources for Dr. David John Ninan's profile data
| Data on this page | Source |
|---|---|
| NPI, name, sex, specialty and licenses | NPPES NPI Registry (CMS) (opens in a new tab)Dmand AI Professional Profile Data |
| Practice locations and phone | Dmand AI Affiliation Data |
| Primary practice, affiliations and health system | Dmand AI Affiliation DataDmand AI Org Hierarchy Data |
| Medicare patients and the all-payer patient panel | Dmand AI Patient Panel Data |
| Publications, topics and co-authors | PubMed (National Library of Medicine) (opens in a new tab)Dmand AI Research Linkage |
| Industry payments | Open Payments (CMS) (opens in a new tab) |
| EHR at each practice site | Dmand AI Technology Install Data |
| Similar physicians | Dmand AI Affiliation Data |
Data last refreshed October 2026Report an inaccuracyRemove my information
FAQ
Frequently asked questions about Dr. David John Ninan
Spotted something out of date? Email hello@dmand.ai and we will check the record. Contact details live in the free trial.
What is Dr. David John Ninan's NPI number?
Dr. David John Ninan's NPI number is 1992893523. It was assigned on October 10, 2006, and it is active in the NPI Registry.
What kind of doctor is Dr. David John Ninan?
Dr. David John Ninan is an anesthesiologist in Rialto, California. The primary specialty in the NPI Registry is Anesthesiology Physician (taxonomy code 207L00000X).
Where does Dr. David John Ninan practice?
Dr. Ninan practices at 2006 North Riverside Avenue Suite A, Rialto, CA 92377. Dr. Ninan's primary practice is ACE Endoscopy and Surgery Center - Rialto in Rialto, California. Dmand AI also links Dr. Ninan to 1 physician office and 1 medical group.
What is Dr. David John Ninan's office phone number?
The practice phone on file for Dr. Ninan is (909) 644-4033.
What is Dr. David John Ninan's medical license number?
Dr. Ninan holds California license 20A7729.
Which hospitals is Dr. David John Ninan affiliated with?
Dr. Ninan is affiliated with Riverside University Health System - Medical Center.
What medical group is Dr. David John Ninan part of?
Dr. Ninan is linked to Southern California Permanente Medical Group. Dmand AI links Dr. Ninan to 1 more medical group.
Has Dr. David John Ninan received payments from drug or device companies?
CMS Open Payments shows $25 in general payments to Dr. Ninan from 1 company from 2024 to 2024. The largest total came from Abbvie Inc.
How long has Dr. David John Ninan been practicing?
Dr. Ninan graduated from medical school in 1999, 27 years ago.
Does Dr. David John Ninan do research?
Dmand AI links 8 publications to Dr. Ninan, published from 2017 to 2020.
Who does Dr. David John Ninan publish with?
Dr. Ninan's most frequent co-authors are Alfred C. Ma, MD (4 shared papers), Nathan Joseph Waxer, DO (2 shared papers) and Nasrin N. Aldawoodi, MD (1 shared paper).
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