Dr. Catherine F. Mathis, MD
- Medicare services, 2021
- 157
- Part D claims, 2024
- 46
- Industry payments
- $1,470
- Affiliated sites
- 1
- Medical group
- 1
- Practice address
- 200 Cottage Avenue, Suite 103, Manteca, CA 95336
- Practice phone
- Call (209) 624-5800
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Primary practice
CMC Manteca
FQHC - Main Site · Manteca, California
Find Dr. Mathis' 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. Catherine F. Mathis is an OB-GYN in Manteca, California
Dr. Mathis practices at CMC Manteca in Manteca, California.
Dr. Mathis' NPI, 1457423279, was assigned on November 15, 2006. Dr. Mathis graduated from Creighton University School of Medicine - Omaha in 2001. Dr. Mathis' California license number on file is A96553.
- NPI
- 1457423279NPI Registry (opens in a new tab)
- NPI enumeration date
- November 15, 2006
- NPI status
- Active
- Practice phone
- (209) 624-5800
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- Sex
- Female
- Medical school graduation
- 2001
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; and Dmand AI Affiliation Data
Dr. Catherine F. Mathis practices at CMC Manteca in Manteca, California
Dr. Mathis' primary practice is CMC Manteca, at 200 Cottage Avenue, Suite 103, Manteca, CA 95336 in San Joaquin County. The practice phone is (209) 624-5800.
- CMC Manteca200 Cottage Avenue, Suite 103, Manteca, CA 95336 · San Joaquin CountyPhone(209) 624-5800
Source: Dmand AI Affiliation Data
Dr. Catherine F. Mathis is affiliated with 1 site of care and 1 medical group
Dr. Mathis' primary practice is CMC Manteca in Manteca, California. The medical group on file is Esparto Family Practice.
Sources: Dmand AI Affiliation Data; and Dmand AI Org Hierarchy Data
Dmand AI tracks the EHR system at Dr. Catherine F. Mathis' practice
Dmand AI tracks the electronic health record (EHR) system at each site where Dr. Mathis practices. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| CMC Manteca | Available with a free account |
Source: Dmand AI Technology Install Data
For health IT teams
Dmand AI maps EHR vendors, IT decision makers and buying committees across each health system and 6.2K+ hospitals, with verified contacts in the same login.
Dr. Catherine F. Mathis is one of 4,642 OB-GYNs in California
Obstetrics and gynecology is Dr. Mathis' primary specialty in the NPI Registry, under taxonomy code 207V00000X. Dr. Mathis has a license on file in California.
Specialties and state licenses
- Obstetrics and gynecology, CaliforniaPrimary
OB-GYNs near Dr. Mathis
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
Dr. Catherine F. Mathis billed Medicare for 157 services in 2021
CMS data shows 157 Medicare services from Dr. Mathis across 3 procedure codes in 2021. Medicare paid $8,319 for them. Every service was in an office.
Dr. Mathis' Medicare services by type, 2020 to 2021
- 2020
- 2021
- Other services
- 2020: 542021: 9067%
- Office and hospital visits
- 2020: 492021: 6737%
Dr. Mathis compared with the California median for OB-GYNs, 2021
- Dr. Mathis
- California median
- Medicare services
- 157vs 582.7 times
- Part D claims
- 168vs 354.8 times
Medians across 3,823 OB-GYNs in California with Dmand AI profiles that report each measure.
Dr. Mathis' most billed Medicare procedure codes, 2021
CMS publishes codes billed for 11 or more Medicare patients. Each label is the code family; CPT descriptions are licensed by the AMA.
Need commercial claims for Dr. Mathis?
Medicare shows one payer. Book a meeting to get commercial claims data for Dr. Mathis and other OB-GYNs in California.
Sources: Medicare Physician & Other Practitioners - by Provider and Service (CMS), 2024 data; and Dmand AI Peer Benchmarks
Dr. Catherine F. Mathis' patients have a median age of 36
Across all payers, Dmand AI patient panel data puts Dr. Mathis' median patient age at 36, with 100% women.
Dr. Mathis' patients across all payers
Dmand AI patient panel data covers Medicare, Medicaid and commercial patients.
Patient panel by age, all payers
Median age 36
Patient panel by sex, all payers
- Women100%
- Men0%
Source: Dmand AI Patient Panel Data
Dr. Catherine F. Mathis wrote 46 Medicare Part D claims in 2024
In 2024, Dr. Mathis wrote 46 Medicare Part D claims for 24 patients. 98% of them were for generic drugs. They cover 9 drugs, with $15,204 in total drug cost. In 2020, CMS named 163 claims across 7 drugs.
Dr. Mathis' Part D claims by kind of drug, 2024
- Generic45 claims98%
- Brand-name and other1 claims2%
Dr. Mathis' most prescribed drugs by claims, 2021
CMS names a drug when it has 11 or more claims. Share is of the claims for drugs CMS names.
Part D claims for drugs CMS names, 2020 to 2021
- 2020
- 2021
- Claims for drugs CMS names
- 2020: 1632021: 1683%
Drugs named by CMS: 9 in 2021, 7 in 2020.
Sources: Medicare Part D Prescribers - by Provider and Drug (CMS), 2024 data, released May 6, 2026; and Medicare Part D Prescribers - by Provider (CMS), 2024 data
For MedTech and pharma teams
Filter 7.4M+ HCPs by Medicare procedures, Part D drugs and Open Payments history, then reach them with verified contacts in one login.
Dr. Catherine F. Mathis received $1,470 in industry payments from 2016 to 2025
CMS Open Payments shows 79 general payments to Dr. Mathis from 19 drug and device companies from 2016 to 2025. Food and beverage make up the largest share, 95% of the total. Pfizer Inc. paid the most, $263.
General payments to Dr. Mathis by program year, 2016 to 2025
General payments to Dr. Mathis by kind, 2016 to 2025
- Food and beverage$1,39995%
- Education$715%
Companies that paid Dr. Mathis the most, 2016 to 2025
Share is of all general payments to this clinician.
Source: Open Payments (CMS), 2025 data, released July 7, 2026
Dr. Catherine F. Mathis graduated from Creighton University School of Medicine - Omaha
Dr. Mathis graduated from Creighton University School of Medicine - Omaha in 2001.
- Medical school
Source: Dmand AI Professional Profile Data
Sources for Dr. Catherine F. Mathis'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 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 |
| Part D prescribing | Medicare Part D Prescribers - by Provider and Drug (CMS) (opens in a new tab)Medicare Part D Prescribers - by Provider (CMS) (opens in a new tab) |
| Industry payments | Open Payments (CMS) (opens in a new tab) |
| Training, board certification and memberships | Dmand AI Professional Profile 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
FAQ
Frequently asked questions about Dr. Catherine F. Mathis
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. Catherine F. Mathis' NPI number?
Dr. Catherine F. Mathis' NPI number is 1457423279. It was assigned on November 15, 2006, and it is active in the NPI Registry.
What kind of doctor is Dr. Catherine F. Mathis?
Dr. Catherine F. Mathis is an OB-GYN in Manteca, California. The primary specialty in the NPI Registry is Obstetrics & Gynecology Physician (taxonomy code 207V00000X).
Where does Dr. Catherine F. Mathis practice?
Dr. Mathis practices at 200 Cottage Avenue, Suite 103, Manteca, CA 95336. Dr. Mathis' primary practice is CMC Manteca in Manteca, California.
What is Dr. Catherine F. Mathis' office phone number?
The practice phone on file for Dr. Mathis is (209) 624-5800.
What is Dr. Catherine F. Mathis' medical license number?
Dr. Mathis' California license number on file is A96553.
What medical group is Dr. Catherine F. Mathis part of?
Dr. Mathis is linked to Esparto Family Practice.
Does Dr. Catherine F. Mathis accept Medicare?
Yes. CMS data shows Dr. Mathis billed Medicare for 157 services in 2021.
What services does Dr. Catherine F. Mathis bill to Medicare?
In 2021, Dr. Mathis' most billed Medicare services were medicare service (G0101), office visit, established patient (99213) and medicare temporary code (Q0091).
Where did Dr. Catherine F. Mathis go to medical school?
Dr. Mathis graduated from Creighton University School of Medicine - Omaha in 2001.
What drugs does Dr. Catherine F. Mathis prescribe most?
In 2021 Medicare Part D data, Dr. Mathis' most prescribed drugs by claims were Estradiol, Medroxyprogesterone Acetate and Lidocaine-Prilocaine.
Has Dr. Catherine F. Mathis received payments from drug or device companies?
CMS Open Payments shows $1,470 in general payments to Dr. Mathis from 19 companies from 2016 to 2025. The largest total came from Pfizer Inc.
How long has Dr. Catherine F. Mathis been practicing?
Dr. Mathis graduated from medical school in 2001, 25 years ago.
Selling to obstetrics and gynecology practices?
See OB-GYNs in California by site of care and group
Find the practices, groups and hospitals they work with, and the right people to contact at each.
- 30 days free
- Self-serve
- No credit card