Primary practice
Omni Family Health
FQHC - Satellite Clinic · Reedley, California
Find Dr. Mayer's professional email, personal email and mobile number
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Dr. Mayer practices at Omni Family Health in Reedley, California.
Dr. Mayer's NPI, 1043389513, was assigned on November 7, 2006. Dr. Mayer graduated from St. George's University School of Medicine in 2001. Dr. Mayer holds California license A88082.
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; Dmand AI Affiliation Data; and Doctors and Clinicians National Downloadable File (CMS)
Dr. Mayer's primary practice is Omni Family Health, at 925 G St, Reedley, CA 93654 in Fresno County. The practice phone is (866) 707-6664.
Source: Dmand AI Affiliation Data
Dr. Mayer's primary practice is Omni Family Health in Reedley, California. Dmand AI also links Dr. Mayer to 1 medical group, named with a free account. Dr. Mayer's employer is on file too: a community health center (fqhc).
Source: Dmand AI Affiliation Data
Dmand AI tracks the electronic health record (EHR) system at each site where Dr. Mayer practices. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| Omni Family Health | Available with a free account |
| +1 medical group | Available with a free account |
Source: Dmand AI Technology Install Data
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Obstetrics and gynecology is Dr. Mayer's primary specialty in the NPI Registry, under taxonomy code 207V00000X. Dr. Mayer is board certified in obstetrics & gynecology by the American Board of Obstetrics and Gynecology. Dmand AI has Dr. Mayer's licenses on file in 3 states: California, Tennessee and Missouri.
Dmand AI lists vaginal infection among the conditions Dr. Mayer treats.
Counts of OB-GYNs 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
CMS data shows 12 Medicare services from Dr. Mayer across 1 procedure code in 2022, all of them office visits. Medicare paid $1,243 for them. Every service was in an office.
Medians across 3,823 OB-GYNs in California with Dmand AI profiles that report each measure.
CMS publishes codes billed for 11 or more Medicare patients. Each label is the code family; CPT descriptions are licensed by the AMA.
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Medicare shows one payer. Book a meeting to get commercial claims data for Dr. Mayer and other OB-GYNs in California.
Sources: Medicare Physician & Other Practitioners - by Provider and Service (CMS), 2024 data; and Dmand AI Peer Benchmarks
Across all payers, Dmand AI patient panel data puts Dr. Mayer's median patient age at 33, with 99% women.
Dmand AI patient panel data covers Medicare, Medicaid and commercial patients.
Median age 33
Source: Dmand AI Patient Panel Data
Dr. Mayer accepts Medicare assignment, so Medicare's approved amount is taken as full payment.
Source: Doctors and Clinicians National Downloadable File (CMS)
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Dmand AI links Dr. Mayer to 1 clinical trial. Conditions studied include Pneumovirus Infections and Respiratory Syncytial Virus Infections.
Conditions in Dr. Mayer's trials
Sources: ClinicalTrials.gov (National Library of Medicine); and Dmand AI Research Linkage
CMS Open Payments shows 38 general payments to Dr. Mayer from 15 drug and device companies from 2016 to 2025. Compensation for serving as faculty or as a speaker for a medical education program make up the largest share, 35% of the total. Pfizer Inc. paid the most, $1,973.
Share is of all general payments to this clinician.
Source: Open Payments (CMS), 2025 data, released July 7, 2026
Dmand AI lists 2 awards for Dr. Mayer.
Source: Dmand AI Professional Profile Data
Dr. Mayer graduated from St. George's University School of Medicine in 2001. Dr. Mayer is a member of American College of Obstetricians and Gynecologists and ACS.
Source: Dmand AI Professional Profile Data
Dr. Mayer is in network with 9 carriers, including Aetna, Elevance and Blue Cross Blue Shield of Michigan. Medicare plans come from the most carriers, 7. Check the plan with the practice before a visit.
Source: Dmand AI Insurance Network 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 Data |
| Medicare services and procedure codes | Medicare Physician & Other Practitioners - by Provider and Service (CMS) (opens in a new tab) |
| State medians for the same specialty | Dmand AI Peer Benchmarks |
| 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) |
| Clinical trials and co-investigators | ClinicalTrials.gov (National Library of Medicine) (opens in a new tab)Dmand AI Research Linkage |
| Industry payments | Open Payments (CMS) (opens in a new tab) |
| Awards and committee roles | Dmand AI Professional Profile Data |
| Training, board certification and memberships | Dmand AI Professional Profile Data |
| Insurance carriers and plan types | Dmand AI Insurance Network Data |
| 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
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Dr. Jonathan Joseph Mayer's NPI number is 1043389513. It was assigned on November 7, 2006, and it is active in the NPI Registry.
Dr. Jonathan Joseph Mayer is an OB-GYN in Reedley, California. The primary specialty in the NPI Registry is Obstetrics & Gynecology Physician (taxonomy code 207V00000X).
Dr. Mayer practices at 925 G St, Reedley, CA 93654. Dr. Mayer's primary practice is Omni Family Health in Reedley, California. Dmand AI also links Dr. Mayer to 1 medical group.
The practice phone on file for Dr. Mayer is (866) 707-6664.
Dr. Mayer holds California license A88082, one of the licenses on file in 3 states.
Dmand AI has state licenses on file for Dr. Mayer in California (2004 to 2026), Tennessee and Missouri (2008 to 2016).
Yes. CMS data shows Dr. Mayer billed Medicare for 12 services in 2022, and Dr. Mayer accepts Medicare assignment.
Yes. Dr. Mayer is board certified in obstetrics & gynecology by the American Board of Obstetrics and Gynecology.
In 2022, Dr. Mayer's most billed Medicare services were office visit, new patient (99204).
Dr. Mayer graduated from St. George's University School of Medicine in 2001.
CMS Open Payments shows $3,895 in general payments to Dr. Mayer from 15 companies from 2016 to 2025. The largest total came from Pfizer Inc.
Dr. Mayer graduated from medical school in 2001, 25 years ago.
Dr. Mayer has worked on 1 clinical trial.
Dr. Mayer is in network with 9 carriers, including Aetna, Elevance and Blue Cross Blue Shield of Michigan. Medicare plans come from the most carriers, 7. Check the plan with the practice before a visit.
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