Dr. Maria Cristina Gonzalez-Mayda, MD
- Medicare services, 2024
- 129
- Medicare patients, 2024
- 110
- Part D claims, 2019
- 37
- MIPS score, 2024
- 84
- Hospital affiliations
- 2
- Practice address
- One Barnes-Jewish Hospital Plaza, Saint Louis, MO 63110
- Practice phone
- Call (314) 747-3000
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Primary practice
Find Dr. Gonzalez-Mayda's professional email, personal email and mobile number
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Dr. Maria Cristina Gonzalez-Mayda is a rheumatologist in Saint Louis, Missouri
Dr. Gonzalez-Mayda practices at Barnes-Jewish Hospital in Saint Louis, Missouri, part of BJC Health.
Dr. Gonzalez-Mayda's NPI, 1891958096, was assigned on July 8, 2008. Dr. Gonzalez-Mayda graduated from University of Puerto Rico School of Medicine in 2008. Dr. Gonzalez-Mayda holds Missouri license 2011003500.
- NPI
- 1891958096NPI Registry (opens in a new tab)
- Medicare PAC ID
- 8325280365
- NPI enumeration date
- July 8, 2008
- NPI status
- Active
- Accepts Medicare assignment
- Yes
- Practice phone
- (314) 747-3000
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- Sex
- Female
- Estimated age
- 44
- Medical school graduation
- 2008
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; Dmand AI Affiliation Data; and Doctors and Clinicians National Downloadable File (CMS)
Dr. Maria Cristina Gonzalez-Mayda practices at 2 locations in Saint Louis, Missouri
Dr. Gonzalez-Mayda's primary practice is Barnes-Jewish Hospital, at One Barnes-Jewish Hospital Plaza, Saint Louis, MO 63110 in St. Louis City. The practice phone is (314) 747-3000. Dr. Gonzalez-Mayda also practices at Barnes-Jewish Hospital, 1 Barnes Jewish Hospital Plz, Saint Louis, MO 63110.
- Barnes-Jewish HospitalPrimaryOne Barnes-Jewish Hospital Plaza, Saint Louis, MO 63110 · St. Louis CityPhone(314) 747-3000
- Barnes-Jewish Hospital1 Barnes Jewish Hospital Plz, Saint Louis, MO 63110 · Saint Louis CityPhone(314) 747-3000
Sources: NPPES NPI Registry (CMS); Dmand AI Affiliation Data; and Dmand AI Practice Data
Dr. Maria Cristina Gonzalez-Mayda is affiliated with 3 sites of care and 1 medical group
Dr. Gonzalez-Mayda's primary practice is Barnes-Jewish Hospital in Saint Louis, Missouri, part of BJC Health. Dr. Gonzalez-Mayda is also affiliated with Memorial Hospital in Belleville. The medical group on file is WashU Medicine Psychiatry. Dmand AI also links Dr. Gonzalez-Mayda to 1 more group practice or clinic, named with a free account.
Sources: Dmand AI Affiliation Data; and Dmand AI Org Hierarchy Data
Dmand AI tracks the EHR system at Dr. Maria Cristina Gonzalez-Mayda's practice
Dmand AI tracks the electronic health record (EHR) system at each site where Dr. Gonzalez-Mayda practices, 3 sites in all. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| Barnes-Jewish Hospital | Available with a free account |
| +2 more affiliated sites | Available with a free account |
Source: Dmand AI Technology Install Data
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Dr. Maria Cristina Gonzalez-Mayda is one of 136 rheumatologists in Missouri
Rheumatology is Dr. Gonzalez-Mayda's primary specialty in the NPI Registry, under taxonomy code 207RR0500X. Dr. Gonzalez-Mayda is licensed in Missouri.
Specialties and state licenses
- Rheumatology, MissouriPrimary
Rheumatologists near Dr. Gonzalez-Mayda
Counts of rheumatologists 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. Maria Cristina Gonzalez-Mayda billed Medicare for 129 services in 2024
CMS data shows 129 Medicare services from Dr. Gonzalez-Mayda across 3 procedure codes in 2024, for 110 Medicare patients. Medicare paid $5,714 for them.
Dr. Gonzalez-Mayda's Medicare services by type, 2023 to 2024
- 2023
- 2024
- Other services
- 2023: 02024: 66
- Office and hospital visits
- 2023: 502024: 6326%
Where Dr. Gonzalez-Mayda's Medicare services took place, 2024
- In an office10884%
- In a facility2116%
Dr. Gonzalez-Mayda compared with the Missouri median for rheumatologists, 2024
- Dr. Gonzalez-Mayda
- Missouri median
- Medicare services
- 129vs 54776% below
- Medicare patients
- 110vs 22551% below
- Part D claims
- 37vs 1,28897% below
Medians across 139 rheumatologists in Missouri with Dmand AI profiles that report each measure.
Dr. Gonzalez-Mayda's most billed Medicare procedure codes, 2024
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. Gonzalez-Mayda and other rheumatologists in Missouri.
Sources: Medicare Physician & Other Practitioners - by Provider and Service (CMS), 2024 data; and Dmand AI Peer Benchmarks
Dr. Maria Cristina Gonzalez-Mayda treated 110 Medicare patients in 2024, average age 69
CMS counts 110 Medicare patients who saw Dr. Gonzalez-Mayda in 2024. The largest group is 65 to 74, with 45 patients. 75% of them have high blood pressure, and 70% have arthritis. 27% are also on Medicaid. Their average risk score is 1.62, where 1.00 is the Medicare average, so they are sicker than most Medicare patients.
Across all payers, Dmand AI patient panel data puts Dr. Gonzalez-Mayda's median patient age at 63, with 71% women.
Dr. Gonzalez-Mayda's Medicare patients by age, 2024
CMS leaves out age groups with fewer than 11 patients.
Dr. Gonzalez-Mayda's Medicare patients by sex, 2024
- Women7568%
- Men3532%
Chronic conditions among Dr. Gonzalez-Mayda's Medicare patients, 2024
- High blood pressure75%
- Arthritis70%
- High cholesterol65%
- Mood disorders35%
- Anxiety34%
- Depression33%
- Diabetes31%
- Chronic kidney disease30%
Share of Medicare patients with each condition. A patient can have several.
Dr. Gonzalez-Mayda's patients across all payers
Dmand AI patient panel data covers Medicare, Medicaid and commercial patients.
Patient panel by age, all payers
Median age 63
Patient panel by sex, all payers
- Women71%
- Men28%
Sources: Dmand AI Patient Panel Data; and Medicare Physician & Other Practitioners - by Provider (CMS), 2024 data
Dr. Maria Cristina Gonzalez-Mayda wrote 37 Medicare Part D claims in 2019
In 2019, Dr. Gonzalez-Mayda wrote 37 Medicare Part D claims. They cover 2 drugs, with $2,566 in total drug cost. In 2018, CMS named 1,333 claims across 26 drugs.
Dr. Gonzalez-Mayda's most prescribed drugs by claims, 2019
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, 2018 to 2019
- 2018
- 2019
- Claims for drugs CMS names
- 2018: 1,3332019: 3797%
Drugs named by CMS: 2 in 2019, 26 in 2018.
Source: Medicare Part D Prescribers - by Provider and Drug (CMS), 2024 data, released May 6, 2026
Dr. Maria Cristina Gonzalez-Mayda scored 84 out of 100 in Medicare's MIPS program for 2024
CMS publishes a Merit-based Incentive Payment System (MIPS) score of 84 out of 100 for Dr. Gonzalez-Mayda for performance year 2024, reported as part of a group. Dr. Gonzalez-Mayda accepts Medicare assignment, so Medicare's approved amount is taken as full payment.
- Accepts Medicare assignment
- Yes
Dr. Gonzalez-Mayda's MIPS scores, performance year 2024
- 84of 100Final score
- 71.6of 100Quality
- 100of 100Promoting Interoperability
- 40of 100Improvement Activities
- 76of 100Cost
Each score is out of 100. The final score weighs the categories CMS scored for this clinician.
Sources: Doctors and Clinicians National Downloadable File (CMS); and Clinician Public Reporting: Overall MIPS Performance (CMS), 2024 data, released September 10, 2026
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Dr. Maria Cristina Gonzalez-Mayda received $846 in industry payments from 2016 to 2024
CMS Open Payments shows 38 general payments to Dr. Gonzalez-Mayda from 7 drug and device companies from 2016 to 2024. Food and beverage make up the largest share, 79% of the total. Abbvie Inc. paid the most, $276.
General payments to Dr. Gonzalez-Mayda by program year, 2016 to 2024
General payments to Dr. Gonzalez-Mayda by kind, 2016 to 2024
- Food and beverage$66879%
- Education$17821%
Companies that paid Dr. Gonzalez-Mayda the most, 2016 to 2024
Share is of all general payments to this clinician.
Source: Open Payments (CMS), 2025 data, released July 7, 2026
Dr. Maria Cristina Gonzalez-Mayda graduated from University of Puerto Rico School of Medicine
Dr. Gonzalez-Mayda graduated from University of Puerto Rico School of Medicine in 2008.
- Medical school
Source: Dmand AI Professional Profile Data
Sources for Dr. Maria Cristina Gonzalez-Mayda'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 Affiliation DataDmand AI Practice 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 DataMedicare Physician & Other Practitioners - by Provider (CMS) (opens in a new tab) |
| Part D prescribing | Medicare Part D Prescribers - by Provider and Drug (CMS) (opens in a new tab) |
| MIPS scores, telehealth, assignment and procedure percentiles | Doctors and Clinicians National Downloadable File (CMS) (opens in a new tab)Clinician Public Reporting: Overall MIPS Performance (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. Maria Cristina Gonzalez-Mayda
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. Maria Cristina Gonzalez-Mayda's NPI number?
Dr. Maria Cristina Gonzalez-Mayda's NPI number is 1891958096. It was assigned on July 8, 2008, and it is active in the NPI Registry.
What kind of doctor is Dr. Maria Cristina Gonzalez-Mayda?
Dr. Maria Cristina Gonzalez-Mayda is a rheumatologist in Saint Louis, Missouri. The primary specialty in the NPI Registry is Rheumatology Physician (taxonomy code 207RR0500X).
Where does Dr. Maria Cristina Gonzalez-Mayda practice?
Dr. Gonzalez-Mayda practices at One Barnes-Jewish Hospital Plaza, Saint Louis, MO 63110. Dr. Gonzalez-Mayda also practices at 1 Barnes Jewish Hospital Plz, Saint Louis, MO 63110. Dr. Gonzalez-Mayda's primary practice is Barnes-Jewish Hospital in Saint Louis, Missouri, part of BJC Health. Dmand AI also links Dr. Gonzalez-Mayda to 1 group practice or clinic.
What is Dr. Maria Cristina Gonzalez-Mayda's office phone number?
The practice phone on file for Dr. Gonzalez-Mayda is (314) 747-3000.
What is Dr. Maria Cristina Gonzalez-Mayda's medical license number?
Dr. Gonzalez-Mayda holds Missouri license 2011003500.
Which hospitals is Dr. Maria Cristina Gonzalez-Mayda affiliated with?
Dr. Gonzalez-Mayda practices at Barnes-Jewish Hospital in Saint Louis, Missouri. Dr. Gonzalez-Mayda is also affiliated with Memorial Hospital in Belleville.
What medical group is Dr. Maria Cristina Gonzalez-Mayda part of?
Dr. Gonzalez-Mayda is linked to WashU Medicine Psychiatry.
Does Dr. Maria Cristina Gonzalez-Mayda accept Medicare?
Yes. CMS data shows Dr. Gonzalez-Mayda billed Medicare for 129 services in 2024, and Dr. Gonzalez-Mayda accepts Medicare assignment.
What is Dr. Maria Cristina Gonzalez-Mayda's MIPS score?
Dr. Gonzalez-Mayda's MIPS final score for performance year 2024 is 84 out of 100, reported as part of a group.
How many Medicare patients does Dr. Maria Cristina Gonzalez-Mayda see?
CMS counts 110 Medicare patients who saw Dr. Gonzalez-Mayda in 2024, with an average age of 69.
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What services does Dr. Maria Cristina Gonzalez-Mayda bill to Medicare?
In 2024, Dr. Gonzalez-Mayda's most billed Medicare services were medicare service (G2211), office visit, established patient (99214) and office visit, established patient (99213).
Where did Dr. Maria Cristina Gonzalez-Mayda go to medical school?
Dr. Gonzalez-Mayda graduated from University of Puerto Rico School of Medicine in 2008.
What drugs does Dr. Maria Cristina Gonzalez-Mayda prescribe most?
In 2019 Medicare Part D data, Dr. Gonzalez-Mayda's most prescribed drugs by claims were Hydroxychloroquine Sulfate and Methotrexate.
Has Dr. Maria Cristina Gonzalez-Mayda received payments from drug or device companies?
CMS Open Payments shows $846 in general payments to Dr. Gonzalez-Mayda from 7 companies from 2016 to 2024. The largest total came from Abbvie Inc.
How long has Dr. Maria Cristina Gonzalez-Mayda been practicing?
Dr. Gonzalez-Mayda graduated from medical school in 2008, 18 years ago.
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