Ophthalmic Surg Lasers Imaging Retina
Endothelial Growth FactorsIntravitreal InjectionsTomography, Optical Coherence
Dr. Camilo Andres Mejia, MD
NPI1770151011PAC ID1052702511
- Part D claims, 2024
- 558
- Publications
- 11
- Hospital affiliations
- 3
- Industry payments
- $213
- Medical group
- 1
- Practice address
- 969 N Mason Rd, Saint Louis, MO 63141
- Practice phone
- Call (314) 878-6008
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Primary practice
West County Medical Specialists, Inc
Saint Louis, Missouri
Find Dr. Mejia's professional email, personal email and mobile number
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Dr. Camilo Andres Mejia is an internist in Saint Louis, Missouri
Dr. Mejia practices at West County Medical Specialists, Inc in Saint Louis, Missouri.
Dr. Mejia's NPI, 1770151011, was assigned on June 14, 2021. Dr. Mejia graduated from Mayo Medical School in 2021. Dr. Mejia holds Missouri license 2024038740.
NPI and contact details
- NPI
- 1770151011NPI Registry (opens in a new tab)
- Medicare PAC ID
- 1052702511
- NPI enumeration date
- June 14, 2021
- NPI status
- Active
- Accepts Medicare assignment
- Yes
- Practice phone
- (314) 878-6008
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- Sex
- Male
- Estimated age
- 31
- Medical school graduation
- 2021
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; Dmand AI Practice Data; and Doctors and Clinicians National Downloadable File (CMS)
Dr. Camilo Andres Mejia practices at West County Medical Specialists, Inc in Saint Louis, Missouri
Dr. Mejia's primary practice is West County Medical Specialists, Inc, at 969 N Mason Rd, Saint Louis, MO 63141 in Saint Louis County. The practice phone is (314) 878-6008.
- West County Medical Specialists, Inc969 N Mason Rd, Saint Louis, MO 63141 · Saint Louis CountyPhone(314) 878-6008
Sources: NPPES NPI Registry (CMS); and Dmand AI Practice Data
Dr. Camilo Andres Mejia is affiliated with 5 sites of care and 1 medical group
Dr. Mejia's primary practice is West County Medical Specialists, Inc in Saint Louis, Missouri. Dr. Mejia is also affiliated with Barnes-Jewish Hospital. The medical group on file is West County Medical Specialists. Dmand AI also links Dr. Mejia to 2 more hospitals and 1 group practice or clinic, each named with a free account.
West County Medical Specialists, IncPrimary
Sources: NPPES NPI Registry (CMS); Dmand AI Practice Data; and Dmand AI Affiliation Data
Dmand AI tracks the EHR system at Dr. Camilo Andres Mejia's practice
Dmand AI tracks the electronic health record (EHR) system at each site where Dr. Mejia practices, 4 sites in all. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| West County Medical Specialists, Inc | Available with a free account |
| +4 more affiliated sites | Available with a free account |
Source: Dmand AI Technology Install Data
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Dr. Camilo Andres Mejia is one of 2,114 internists in Missouri
Internal medicine is Dr. Mejia's primary specialty in the NPI Registry, under taxonomy code 207R00000X. Dr. Mejia is licensed in Missouri.
Specialties and state licenses
- Internal medicine, MissouriPrimary
Internists near Dr. Mejia
Counts of internists 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. Camilo Andres Mejia's patients have a median age of 78
Across all payers, Dmand AI patient panel data puts Dr. Mejia's median patient age at 78, with 55% women.
Dr. Mejia's patients across all payers
Dmand AI patient panel data covers Medicare, Medicaid and commercial patients.
Patient panel by age, all payers
Median age 78
Patient panel by sex, all payers
- Women55%
- Men45%
Source: Dmand AI Patient Panel Data
Dr. Camilo Andres Mejia wrote 558 Medicare Part D claims in 2024
In 2024, Dr. Mejia wrote 558 Medicare Part D claims for 70 patients. 76% of them were for generic drugs. CMS names the drug for 307 of them, across 15 drugs with 11 or more claims each, at $38,896 in total drug cost. In 2023, CMS named 451 claims across 20 drugs.
Part D claims, 2024558
Drugs named by CMS15
Total drug cost$38,896
Part D patients70
Dr. Mejia's Part D claims by kind of drug, 2024
- Generic423 claims76%
- Brand-name and other135 claims24%
Dr. Mejia's most prescribed drugs by claims, 2024
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, 2023 to 2024
- 2023
- 2024
- Claims for drugs CMS names
- 2023: 4512024: 30732%
Drugs named by CMS: 15 in 2024, 20 in 2023.
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
How Dr. Camilo Andres Mejia takes part in Medicare
Dr. Mejia 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)
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Dr. Camilo Andres Mejia has 11 publications on record
Dmand AI links 11 papers to Dr. Mejia, published from 2014 to 2022. 2017 was the busiest year, with 2. The most frequent topics are Fetal Growth Retardation, Extracellular Signal-Regulated MAP Kinases and Placenta. Dr. Mejia has published most often in Cell Tissue Res. Dr. Mejia's most frequent co-authors are Sophie J. Bakri, MD, Matthew Ryan Starr, MD and Parker David Hall, DO.
Papers11
Years published2014 to 2022
Dr. Mejia's papers by year, 2014 to 2022
Topics Dr. Mejia writes about most
- Fetal Growth Retardation
- Extracellular Signal-Regulated MAP Kinases
- Placenta
- Receptor for Advanced Glycation End Products
- Tobacco Smoke Pollution
- Trophoblasts
- Cell Movement
- Cells, Cultured
Dr. Mejia's most frequent co-authors
- Sophie J. Bakri, MD3 shared papers
- Matthew Ryan Starr, MD3 shared papers
- Parker David Hall, DO2 shared papers
Recent publications by Dr. Mejia
Congenit Heart Dis
Cardiac CatheterizationCardiac OutputEchocardiography, Doppler
Blotting, WesternCarcinoma, Squamous CellCell Line, Tumor
Cells, CulturedEnzyme ActivationExtracellular Signal-Regulated MAP Kinases
See who Dr. Mejia researches with
Physician Network Discovery turns co-authorship, shared hospitals and shared groups into a map of who Dr. Mejia works with, so you can find a warm path to the right internists.
Sources: PubMed (National Library of Medicine); and Dmand AI Research Linkage
Dr. Camilo Andres Mejia received $213 in industry payments in 2025
CMS Open Payments shows 11 general payments to Dr. Mejia from 6 drug and device companies in 2025. Food and beverage make up the largest share, 100% of the total. Eli Lilly and Company paid the most, $75.
Companies that paid Dr. Mejia the most, 2025 to 2025
Share is of all general payments to this clinician.
Source: Open Payments (CMS), 2025 data, released July 7, 2026
Dr. Camilo Andres Mejia graduated from Mayo Medical School
Dr. Mejia graduated from Mayo Medical School in 2021.
- Medical school
Source: Dmand AI Professional Profile Data
Sources for Dr. Camilo Andres Mejia'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 Data |
| 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) |
| MIPS scores, telehealth, assignment and procedure percentiles | Doctors and Clinicians National Downloadable File (CMS) (opens in a new tab) |
| Publications, topics and co-authors | PubMed (National Library of Medicine) (opens in a new tab)Dmand AI Research Linkage |
| 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. Camilo Andres Mejia
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. Camilo Andres Mejia's NPI number?
Dr. Camilo Andres Mejia's NPI number is 1770151011. It was assigned on June 14, 2021, and it is active in the NPI Registry.
What kind of doctor is Dr. Camilo Andres Mejia?
Dr. Camilo Andres Mejia is an internist in Saint Louis, Missouri. The primary specialty in the NPI Registry is Internal Medicine Physician (taxonomy code 207R00000X).
Where does Dr. Camilo Andres Mejia practice?
Dr. Mejia practices at 969 N Mason Rd, Saint Louis, MO 63141. Dr. Mejia's primary practice is West County Medical Specialists, Inc in Saint Louis, Missouri. Dmand AI also links Dr. Mejia to 2 hospitals and 1 group practice or clinic.
What is Dr. Camilo Andres Mejia's office phone number?
The practice phone on file for Dr. Mejia is (314) 878-6008.
What is Dr. Camilo Andres Mejia's medical license number?
Dr. Mejia holds Missouri license 2024038740.
Which hospitals is Dr. Camilo Andres Mejia affiliated with?
Dr. Mejia is affiliated with Barnes-Jewish Hospital. Dmand AI links Dr. Mejia to 2 more hospitals.
What medical group is Dr. Camilo Andres Mejia part of?
Dr. Mejia is linked to West County Medical Specialists.
Does Dr. Camilo Andres Mejia accept Medicare?
Yes. CMS lists Dr. Mejia as accepting Medicare assignment.
Where did Dr. Camilo Andres Mejia go to medical school?
Dr. Mejia graduated from Mayo Medical School in 2021.
What drugs does Dr. Camilo Andres Mejia prescribe most?
In 2024 Medicare Part D data, Dr. Mejia's most prescribed drugs by claims were Atorvastatin Calcium, Fluticasone Propionate and Amlodipine Besylate.
Show 4 more questionsShow fewer questions
Has Dr. Camilo Andres Mejia received payments from drug or device companies?
CMS Open Payments shows $213 in general payments to Dr. Mejia from 6 companies from 2025 to 2025. The largest total came from Eli Lilly and Company.
How long has Dr. Camilo Andres Mejia been practicing?
Dr. Mejia graduated from medical school in 2021, 5 years ago.
Does Dr. Camilo Andres Mejia do research?
Dmand AI links 11 publications to Dr. Mejia, published from 2014 to 2022.
Who does Dr. Camilo Andres Mejia publish with?
Dr. Mejia's most frequent co-authors are Sophie J. Bakri, MD (3 shared papers), Matthew Ryan Starr, MD (3 shared papers) and Parker David Hall, DO (2 shared papers).
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