Dr. Nidia Cordeiro Messias, MD
- Medicare services, 2024
- 1,083
- Medicare patients, 2024
- 205
- MIPS score, 2024
- 84
- Hospital affiliations
- 5
- Industry payments
- $2,955
- 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. Messias' professional email, personal email and mobile number
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Dr. Nidia Cordeiro Messias is a pathologist in Saint Louis, Missouri
Dr. Messias practices at Barnes-Jewish Hospital in Saint Louis, Missouri, part of BJC Health.
Dr. Messias' NPI, 1881896041, was assigned on June 1, 2007. Dr. Messias holds Missouri license 2010026538.
- NPI
- 1881896041NPI Registry (opens in a new tab)
- Medicare PAC ID
- 9638263270
- NPI enumeration date
- June 1, 2007
- 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
- 53
- Medical school graduation
- 1999
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; Dmand AI Affiliation Data; and Doctors and Clinicians National Downloadable File (CMS)
Dr. Nidia Cordeiro Messias practices at 2 locations in Saint Louis, Missouri
Dr. Messias' 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. Messias 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. Nidia Cordeiro Messias is affiliated with 5 sites of care and 3 medical groups
Dr. Messias' primary practice is Barnes-Jewish Hospital in Saint Louis, Missouri, part of BJC Health. Dr. Messias is also affiliated with Missouri Baptist Medical Center. The medical group on file is WashU Medicine Psychiatry. Dmand AI also links Dr. Messias to 3 more hospitals and 2 medical groups, 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. Nidia Cordeiro Messias' practice
Dmand AI tracks the electronic health record (EHR) system at each site where Dr. Messias practices, 5 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 |
| +4 more sites and 2 medical groups | Available with a free account |
Source: Dmand AI Technology Install Data
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Dr. Nidia Cordeiro Messias is one of 212 pathologists in Missouri
Anatomic pathology and clinical pathology is Dr. Messias' primary specialty in the NPI Registry, under taxonomy code 207ZP0102X. Dr. Messias is licensed in Missouri.
Specialties and state licenses
- Anatomic pathology and clinical pathology, MissouriPrimary
Pathologists near Dr. Messias
Counts of pathologists 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. Nidia Cordeiro Messias billed Medicare for 1,083 services in 2024
CMS data shows 1,083 Medicare services from Dr. Messias across 12 procedure codes in 2024, for 205 Medicare patients. Medicare paid $30,686 for them. Every service was in a facility, such as a hospital, rather than an office.
Dr. Messias' Medicare services by type, 2023 to 2024
- 2023
- 2024
- Lab and pathology
- 2023: 1,3232024: 1,03722%
- Other services
- 2023: 602024: 4623%
Dr. Messias compared with the Missouri median for pathologists, 2024
- Dr. Messias
- Missouri median
- Medicare services
- 1,083vs 1,44625% below
- Medicare patients
- 205vs 52661% below
Medians across 216 pathologists in Missouri with Dmand AI profiles that report each measure.
Dr. Messias' 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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Sources: Medicare Physician & Other Practitioners - by Provider and Service (CMS), 2024 data; and Dmand AI Peer Benchmarks
Dr. Nidia Cordeiro Messias treated 205 Medicare patients in 2024, average age 69
CMS counts 205 Medicare patients who saw Dr. Messias in 2024. The largest group is 65 to 74, with 91 patients. 75% of them have high blood pressure, and 75% have high cholesterol. 15% are also on Medicaid. Their average risk score is 2.44, 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. Messias' median patient age at 69, with 29% women.
Dr. Messias' Medicare patients by age, 2024
CMS leaves out age groups with fewer than 11 patients.
Dr. Messias' Medicare patients by sex, 2024
- Women5326%
- Men15274%
Chronic conditions among Dr. Messias' Medicare patients, 2024
- High blood pressure75%
- High cholesterol75%
- Chronic kidney disease50%
- Cancer44%
- Arthritis43%
- Diabetes43%
- Ischemic heart disease34%
- Mood disorders28%
Share of Medicare patients with each condition. A patient can have several.
Dr. Messias' patients across all payers
Dmand AI patient panel data covers Medicare, Medicaid and commercial patients.
Patient panel by age, all payers
Median age 69
Patient panel by sex, all payers
- Women29%
- Men70%
Sources: Dmand AI Patient Panel Data; and Medicare Physician & Other Practitioners - by Provider (CMS), 2024 data
Dr. Nidia Cordeiro Messias 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. Messias for performance year 2024, reported as part of a group. Dr. Messias accepts Medicare assignment, so Medicare's approved amount is taken as full payment.
- Accepts Medicare assignment
- Yes
Dr. Messias' 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. Nidia Cordeiro Messias received $2,955 in industry payments from 2023 to 2025
CMS Open Payments shows 6 general payments to Dr. Messias from 5 drug and device companies from 2023 to 2025. Consulting fees make up the largest share, 78% of the total. Novartis Pharmaceuticals Corporation paid the most, $2,300.
General payments to Dr. Messias by program year, 2023 to 2025
General payments to Dr. Messias by kind, 2023 to 2025
- Consulting fees$2,30078%
- Food and beverage$65522%
Companies that paid Dr. Messias the most, 2023 to 2025
Share is of all general payments to this clinician.
Source: Open Payments (CMS), 2025 data, released July 7, 2026
Sources for Dr. Nidia Cordeiro Messias'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) |
| 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) |
| 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. Nidia Cordeiro Messias
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. Nidia Cordeiro Messias' NPI number?
Dr. Nidia Cordeiro Messias' NPI number is 1881896041. It was assigned on June 1, 2007, and it is active in the NPI Registry.
What kind of doctor is Dr. Nidia Cordeiro Messias?
Dr. Nidia Cordeiro Messias is a pathologist in Saint Louis, Missouri. The primary specialty in the NPI Registry is Anatomic Pathology & Clinical Pathology Physician (taxonomy code 207ZP0102X).
Where does Dr. Nidia Cordeiro Messias practice?
Dr. Messias practices at One Barnes-Jewish Hospital Plaza, Saint Louis, MO 63110. Dr. Messias also practices at 1 Barnes Jewish Hospital Plz, Saint Louis, MO 63110. Dr. Messias' primary practice is Barnes-Jewish Hospital in Saint Louis, Missouri, part of BJC Health. Dmand AI also links Dr. Messias to 3 hospitals and 2 medical groups.
What is Dr. Nidia Cordeiro Messias' office phone number?
The practice phone on file for Dr. Messias is (314) 747-3000.
What is Dr. Nidia Cordeiro Messias' medical license number?
Dr. Messias holds Missouri license 2010026538.
Which hospitals is Dr. Nidia Cordeiro Messias affiliated with?
Dr. Messias practices at Barnes-Jewish Hospital in Saint Louis, Missouri. Dr. Messias is also affiliated with Missouri Baptist Medical Center. Dmand AI links Dr. Messias to 3 more hospitals.
What medical group is Dr. Nidia Cordeiro Messias part of?
Dr. Messias is linked to WashU Medicine Psychiatry. Dmand AI links Dr. Messias to 2 more medical groups.
Does Dr. Nidia Cordeiro Messias accept Medicare?
Yes. CMS data shows Dr. Messias billed Medicare for 1,083 services in 2024, and Dr. Messias accepts Medicare assignment.
What is Dr. Nidia Cordeiro Messias' MIPS score?
Dr. Messias' MIPS final score for performance year 2024 is 84 out of 100, reported as part of a group.
How many Medicare patients does Dr. Nidia Cordeiro Messias see?
CMS counts 205 Medicare patients who saw Dr. Messias in 2024, with an average age of 69.
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What services does Dr. Nidia Cordeiro Messias bill to Medicare?
In 2024, Dr. Messias' most billed Medicare services were lab and pathology test (88350), lab and pathology test (88313) and lab and pathology test (88305).
Has Dr. Nidia Cordeiro Messias received payments from drug or device companies?
CMS Open Payments shows $2,955 in general payments to Dr. Messias from 5 companies from 2023 to 2025. The largest total came from Novartis Pharmaceuticals Corporation.
How long has Dr. Nidia Cordeiro Messias been practicing?
Dr. Messias graduated from medical school in 1999, 27 years ago.
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