Dr. Carl F. Blatt Jr., MD
- Medicare services, 2024
- 117
- Medicare patients, 2024
- 62
- Part D claims, 2024
- 1,434
- Hospital affiliations
- 3
- Industry payments
- $267
- Practice address
- 621 S New Ballas Rd, Saint Louis, MO 63141
- Practice phone
- Call (314) 251-3880
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Primary practice
Mercy Clinic Gastroenterology
Saint Louis, Missouri
Find Dr. Blatt's 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. Carl F. Blatt Jr. is a gastroenterologist in Saint Louis, Missouri
Dr. Blatt practices at Mercy Clinic Gastroenterology in Saint Louis, Missouri.
Dr. Blatt's NPI, 1447292123, was assigned on June 10, 2006. Dr. Blatt graduated from Georgetown University School of Medicine in 1980. Dr. Blatt holds Missouri license R3D62.
- NPI
- 1447292123NPI Registry (opens in a new tab)
- Medicare PAC ID
- 2668366337
- NPI enumeration date
- June 10, 2006
- NPI status
- Active
- Accepts Medicare assignment
- Yes
- Practice phone
- (314) 251-3880
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- Sex
- Male
- Estimated age
- 72
- Medical school graduation
- 1980
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; Dmand AI Practice Data; and Doctors and Clinicians National Downloadable File (CMS)
Dr. Carl F. Blatt Jr. practices at Mercy Clinic Gastroenterology in Saint Louis, Missouri
Dr. Blatt's primary practice is Mercy Clinic Gastroenterology, at 621 S New Ballas Rd, Saint Louis, MO 63141 in Saint Louis County. The practice phone is (314) 251-3880.
- Mercy Clinic Gastroenterology621 S New Ballas Rd, Saint Louis, MO 63141 · Saint Louis CountyPhone(314) 251-3880
Sources: NPPES NPI Registry (CMS); and Dmand AI Practice Data
Dr. Carl F. Blatt Jr. is affiliated with 5 sites of care and 1 medical group
Dr. Blatt's primary practice is Mercy Clinic Gastroenterology in Saint Louis, Missouri. Dr. Blatt is also affiliated with Mercy Hospital St. Louis. The medical group on file is Mercy Clinic Gastroenterology. Dmand AI also links Dr. Blatt to 2 more hospitals and 1 group practice or clinic, each named with a free account.
Sources: NPPES NPI Registry (CMS); Dmand AI Practice Data; Dmand AI Affiliation Data; and Dmand AI Org Hierarchy Data
Dmand AI tracks the EHR system at Dr. Carl F. Blatt Jr.'s practice
Dmand AI tracks the electronic health record (EHR) system at each site where Dr. Blatt practices, 4 sites in all. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| Mercy Clinic Gastroenterology | Available with a free account |
| +4 more affiliated sites | 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. Carl F. Blatt Jr. is one of 329 gastroenterologists in Missouri
Gastroenterology is Dr. Blatt's primary specialty in the NPI Registry, under taxonomy code 207RG0100X. Dr. Blatt is licensed in Missouri.
Specialties and state licenses
- Gastroenterology, MissouriPrimary
Gastroenterologists near Dr. Blatt
Counts of gastroenterologists 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. Carl F. Blatt Jr. billed Medicare for 117 services in 2024
CMS data shows 117 Medicare services from Dr. Blatt across 3 procedure codes in 2024, all of them office visits, for 62 Medicare patients. Medicare paid $7,985 for them. Every service was in an office.
Dr. Blatt's Medicare services by type, 2023 to 2024
- 2023
- 2024
- Office and hospital visits
- 2023: 1382024: 11715%
Dr. Blatt compared with the Missouri median for gastroenterologists, 2024
- Dr. Blatt
- Missouri median
- Medicare services
- 117vs 41672% below
- Medicare patients
- 62vs 29679% below
- Part D claims
- 1,284vs 4343.0 times
Medians across 337 gastroenterologists in Missouri with Dmand AI profiles that report each measure.
Dr. Blatt'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.
Need commercial claims for Dr. Blatt?
Medicare shows one payer. Book a meeting to get commercial claims data for Dr. Blatt and other gastroenterologists in Missouri.
Sources: Medicare Physician & Other Practitioners - by Provider and Service (CMS), 2024 data; and Dmand AI Peer Benchmarks
Dr. Carl F. Blatt Jr. treated 62 Medicare patients in 2024, average age 73
CMS counts 62 Medicare patients who saw Dr. Blatt in 2024. The largest group is 75 to 84, with 23 patients. 75% of them have high blood pressure, and 75% have high cholesterol. 21% are also on Medicaid. Their average risk score is 1.51, 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. Blatt's median patient age at 73, with 62% women.
Dr. Blatt's Medicare patients by age, 2024
CMS leaves out age groups with fewer than 11 patients.
Dr. Blatt's Medicare patients by sex, 2024
- Women3861%
- Men2439%
Chronic conditions among Dr. Blatt's Medicare patients, 2024
- High blood pressure75%
- High cholesterol75%
- Arthritis68%
- Mood disorders55%
- Anxiety52%
- Depression44%
- Chronic kidney disease40%
- Ischemic heart disease35%
Share of Medicare patients with each condition. A patient can have several.
Dr. Blatt's patients across all payers
Dmand AI patient panel data covers Medicare, Medicaid and commercial patients.
Patient panel by age, all payers
Median age 73
Patient panel by sex, all payers
- Women62%
- Men38%
Sources: Dmand AI Patient Panel Data; and Medicare Physician & Other Practitioners - by Provider (CMS), 2024 data
Dr. Carl F. Blatt Jr. wrote 1,434 Medicare Part D claims in 2024
In 2024, Dr. Blatt wrote 1,434 Medicare Part D claims for 198 patients. 80% of them were for generic drugs. CMS names the drug for 1,284 of them, across 26 drugs with 11 or more claims each, at $185,241 in total drug cost. In 2023, CMS named 1,130 claims across 24 drugs.
Dr. Blatt's Part D claims by kind of drug, 2024
- Generic1,144 claims80%
- Brand-name290 claims20%
Dr. Blatt'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.
Drug classes CMS tracks in Dr. Blatt's Part D claims, 2024
- Antibiotics1%11 of 1,434 claims
Share of all Part D claims for each drug class CMS reports on. Classes with no claims are left out.
Part D claims for drugs CMS names, 2023 to 2024
- 2023
- 2024
- Claims for drugs CMS names
- 2023: 1,1302024: 1,28414%
Drugs named by CMS: 26 in 2024, 24 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. Carl F. Blatt Jr. takes part in Medicare
Dr. Blatt 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)
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. Carl F. Blatt Jr. received $267 in industry payments from 2016 to 2025
CMS Open Payments shows 15 general payments to Dr. Blatt from 9 drug and device companies from 2016 to 2025. Food and beverage make up the largest share, 100% of the total. Abbvie Inc. paid the most, $73.
General payments to Dr. Blatt by program year, 2016 to 2025
Companies that paid Dr. Blatt 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. Carl F. Blatt Jr. graduated from Georgetown University School of Medicine
Dr. Blatt graduated from Georgetown University School of Medicine in 1980.
- Medical school
Source: Dmand AI Professional Profile Data
Sources for Dr. Carl F. Blatt Jr.'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 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)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) |
| 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. Carl F. Blatt Jr.
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. Carl F. Blatt Jr.'s NPI number?
Dr. Carl F. Blatt Jr.'s NPI number is 1447292123. It was assigned on June 10, 2006, and it is active in the NPI Registry.
What kind of doctor is Dr. Carl F. Blatt Jr.?
Dr. Carl F. Blatt Jr. is a gastroenterologist in Saint Louis, Missouri. The primary specialty in the NPI Registry is Gastroenterology Physician (taxonomy code 207RG0100X).
Where does Dr. Carl F. Blatt Jr. practice?
Dr. Blatt practices at 621 S New Ballas Rd, Saint Louis, MO 63141. Dr. Blatt's primary practice is Mercy Clinic Gastroenterology in Saint Louis, Missouri. Dmand AI also links Dr. Blatt to 2 hospitals and 1 group practice or clinic.
What is Dr. Carl F. Blatt Jr.'s office phone number?
The practice phone on file for Dr. Blatt is (314) 251-3880.
What is Dr. Carl F. Blatt Jr.'s medical license number?
Dr. Blatt holds Missouri license R3D62.
Which hospitals is Dr. Carl F. Blatt Jr. affiliated with?
Dr. Blatt is affiliated with Mercy Hospital St. Louis. Dmand AI links Dr. Blatt to 2 more hospitals.
What medical group is Dr. Carl F. Blatt Jr. part of?
Dr. Blatt is linked to Mercy Clinic Gastroenterology.
Does Dr. Carl F. Blatt Jr. accept Medicare?
Yes. CMS data shows Dr. Blatt billed Medicare for 117 services in 2024, and Dr. Blatt accepts Medicare assignment.
How many Medicare patients does Dr. Carl F. Blatt Jr. see?
CMS counts 62 Medicare patients who saw Dr. Blatt in 2024, with an average age of 73.
What services does Dr. Carl F. Blatt Jr. bill to Medicare?
In 2024, Dr. Blatt's most billed Medicare services were office visit, established patient (99213), office visit, established patient (99214) and office visit, new patient (99204).
Show 4 more questionsShow fewer questions
Where did Dr. Carl F. Blatt Jr. go to medical school?
Dr. Blatt graduated from Georgetown University School of Medicine in 1980.
What drugs does Dr. Carl F. Blatt Jr. prescribe most?
In 2024 Medicare Part D data, Dr. Blatt's most prescribed drugs by claims were Omeprazole, Famotidine and Linzess.
Has Dr. Carl F. Blatt Jr. received payments from drug or device companies?
CMS Open Payments shows $267 in general payments to Dr. Blatt from 9 companies from 2016 to 2025. The largest total came from Abbvie Inc.
How long has Dr. Carl F. Blatt Jr. been practicing?
Dr. Blatt graduated from medical school in 1980, 46 years ago.
Selling to gastroenterology practices?
See gastroenterologists in Missouri 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