Dr. Jonathan I. Cohen, MD
- Hospital affiliations
- 1
- Industry payments
- $981
- Medical group
- 1
- State license
- 1
- Year NPI issued
- 2007
- Practice address
- 9961 Sierra Ave, Fontana, CA 92335
- Practice phone
- Call (909) 427-3910
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Primary practice
Fontana Medical Center
Fontana, California
Find Dr. Cohen'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. Jonathan I. Cohen is an anesthesiologist in Fontana, California
Dr. Cohen practices at Fontana Medical Center in Fontana, California.
Dr. Cohen's NPI, 1881802320, was assigned on May 18, 2007. Dr. Cohen holds Iowa license R7909.
- NPI
- 1881802320NPI Registry (opens in a new tab)
- Medicare PAC ID
- 6507049509
- NPI enumeration date
- May 18, 2007
- NPI status
- Active
- Accepts Medicare assignment
- Yes
- Practice phone
- (909) 427-3910
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- Sex
- Male
- Estimated age
- 47
- Medical school graduation
- 2005
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; Dmand AI Practice Data; and Doctors and Clinicians National Downloadable File (CMS)
Dr. Jonathan I. Cohen practices at Fontana Medical Center in Fontana, California
Dr. Cohen's primary practice is Fontana Medical Center, at 9961 Sierra Ave, Fontana, CA 92335 in San Bernardino County. The practice phone is (909) 427-3910.
- Fontana Medical Center9961 Sierra Ave, Fontana, CA 92335 · San Bernardino CountyPhone(909) 427-3910
Sources: NPPES NPI Registry (CMS); and Dmand AI Practice Data
Dr. Jonathan I. Cohen is affiliated with 2 sites of care and 1 medical group
Dr. Cohen's primary practice is Fontana Medical Center in Fontana, California. Dr. Cohen is also affiliated with University of Iowa Health Care Medical Center. The medical group on file is Southern California Permanente Medical Group.
Sources: NPPES NPI Registry (CMS); Dmand AI Practice Data; Dmand AI Affiliation Data; and Dmand AI Org Hierarchy Data
Dmand AI tracks the EHR system at Dr. Jonathan I. Cohen's practice
Dmand AI tracks the electronic health record (EHR) system at each site where Dr. Cohen practices. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| Fontana Medical Center | Available with a free account |
| +1 more affiliated site | Available with a free account |
Source: Dmand AI Technology Install Data
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Dr. Jonathan I. Cohen is one of 6,593 anesthesiologists in California
Anesthesiology is Dr. Cohen's primary specialty in the NPI Registry, under taxonomy code 207L00000X. Dr. Cohen is licensed in Iowa.
Specialties and state licenses
- Anesthesiology, IowaPrimary
Anesthesiologists near Dr. Cohen
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. Jonathan I. Cohen's patients have a median age of 64
Across all payers, Dmand AI patient panel data puts Dr. Cohen's median patient age at 64, with 66% women.
Dr. Cohen's patients across all payers
Dmand AI patient panel data covers Medicare, Medicaid and commercial patients.
Patient panel by age, all payers
Median age 64
Patient panel by sex, all payers
- Women66%
- Men34%
Source: Dmand AI Patient Panel Data
How Dr. Jonathan I. Cohen takes part in Medicare
Dr. Cohen accepts Medicare assignment, so Medicare's approved amount is taken as full payment.
- Accepts Medicare assignment
- Yes
Source: Doctors and Clinicians National Downloadable File (CMS)
Dr. Jonathan I. Cohen received $981 in industry payments from 2016 to 2025
CMS Open Payments shows 37 general payments to Dr. Cohen from 5 drug and device companies from 2016 to 2025. Food and beverage make up the largest share, 100% of the total. Nevro Corp. paid the most, $828.
General payments to Dr. Cohen by program year, 2016 to 2025
Companies that paid Dr. Cohen the most, 2016 to 2025
Share is of all general payments to this clinician.
Source: Open Payments (CMS), 2025 data, released July 7, 2026
Sources for Dr. Jonathan I. Cohen'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 | NPPES NPI Registry (CMS) (opens in a new tab)Dmand AI Practice Data |
| Primary practice, affiliations and health system | NPPES NPI Registry (CMS) (opens in a new tab)Dmand AI Practice DataDmand AI Affiliation DataDmand AI Org Hierarchy Data |
| Medicare patients and the all-payer patient panel | Dmand AI Patient Panel Data |
| MIPS scores, telehealth, assignment and procedure percentiles | Doctors and Clinicians National Downloadable File (CMS) (opens in a new tab) |
| 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. Jonathan I. Cohen
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. Jonathan I. Cohen's NPI number?
Dr. Jonathan I. Cohen's NPI number is 1881802320. It was assigned on May 18, 2007, and it is active in the NPI Registry.
What kind of doctor is Dr. Jonathan I. Cohen?
Dr. Jonathan I. Cohen is an anesthesiologist in Fontana, California. The primary specialty in the NPI Registry is Anesthesiology Physician (taxonomy code 207L00000X).
Where does Dr. Jonathan I. Cohen practice?
Dr. Cohen practices at 9961 Sierra Ave, Fontana, CA 92335. Dr. Cohen's primary practice is Fontana Medical Center in Fontana, California.
What is Dr. Jonathan I. Cohen's office phone number?
The practice phone on file for Dr. Cohen is (909) 427-3910.
What is Dr. Jonathan I. Cohen's medical license number?
Dr. Cohen holds Iowa license R7909.
Which hospitals is Dr. Jonathan I. Cohen affiliated with?
Dr. Cohen is affiliated with University of Iowa Health Care Medical Center.
What medical group is Dr. Jonathan I. Cohen part of?
Dr. Cohen is linked to Southern California Permanente Medical Group.
Does Dr. Jonathan I. Cohen accept Medicare?
Yes. CMS lists Dr. Cohen as accepting Medicare assignment.
Has Dr. Jonathan I. Cohen received payments from drug or device companies?
CMS Open Payments shows $981 in general payments to Dr. Cohen from 5 companies from 2016 to 2025. The largest total came from Nevro Corp.
How long has Dr. Jonathan I. Cohen been practicing?
Dr. Cohen graduated from medical school in 2005, 21 years ago.
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