J Am Coll Cardiol
Dr. Charles Myron Blatt, MD
- Medicare services, 2024
- 959
- Medicare patients, 2024
- 165
- Part D claims, 2024
- 1,681
- Publications
- 24
- Hospital affiliations
- 1
- Practice address
- 830 Boylston St, Chestnut Hill, MA 02467
- Practice phone
- Call (617) 732-1318
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Primary practice
Lown Cardiovascular Group, Inc.
Chestnut Hill, Massachusetts
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. Charles Myron Blatt is a cardiologist in Chestnut Hill, Massachusetts
Dr. Blatt practices at Lown Cardiovascular Group, Inc. in Chestnut Hill, Massachusetts.
Dr. Blatt's NPI, 1043277619, was assigned on April 27, 2006. Dr. Blatt graduated from Vagelos College of Physicians and Surgeons in 1978. Dr. Blatt's Massachusetts license number on file is 45860.
- NPI
- 1043277619NPI Registry (opens in a new tab)
- Medicare PAC ID
- 8224077177
- NPI enumeration date
- April 27, 2006
- NPI status
- Active
- Accepts Medicare assignment
- Yes
- Offers telehealth
- Yes
- Practice phone
- (617) 732-1318
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- Sex
- Male
- Estimated age
- 74
- Medical school graduation
- 1978
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; Dmand AI Practice Data; and Doctors and Clinicians National Downloadable File (CMS)
Dr. Charles Myron Blatt practices at Lown Cardiovascular Group, Inc. in Chestnut Hill, Massachusetts
Dr. Blatt's primary practice is Lown Cardiovascular Group, Inc., at 830 Boylston St, Chestnut Hill, MA 02467 in Middlesex County. The practice phone is (617) 732-1318.
- Lown Cardiovascular Group, Inc.830 Boylston St, Chestnut Hill, MA 02467 · Middlesex CountyPhone(617) 732-1318
Sources: NPPES NPI Registry (CMS); and Dmand AI Practice Data
Dr. Charles Myron Blatt is affiliated with 4 sites of care and 2 medical groups
Dr. Blatt's primary practice is Lown Cardiovascular Group, Inc. in Chestnut Hill, Massachusetts. Dr. Blatt is also affiliated with Brigham and Women's Hospital. The medical group on file is Lown Group. Dmand AI also links Dr. Blatt to 2 more group practices and clinics and 1 medical group, each named with a free account.
Sources: NPPES NPI Registry (CMS); Dmand AI Practice Data; and Dmand AI Affiliation Data
Dmand AI tracks the EHR system at Dr. Charles Myron Blatt's practice
Dmand AI tracks the electronic health record (EHR) system at each site where Dr. Blatt practices, 3 sites in all. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| Lown Cardiovascular Group, Inc. | Available with a free account |
| +3 more sites and 1 medical group | Available with a free account |
Source: Dmand AI Technology Install Data
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Dr. Charles Myron Blatt is one of 840 cardiologists in Massachusetts
Cardiovascular disease is Dr. Blatt's primary specialty in the NPI Registry, under taxonomy code 207RC0000X. Dr. Blatt is board certified in cardiovascular disease by the American Board of Internal Medicine. Dr. Blatt has a license on file in Massachusetts.
Specialties and state licenses
- Cardiovascular disease, MassachusettsPrimary
Clinical focus
Dmand AI lists aneurysm, atrial fibrillation and flutter, cardiomyopathy, cerebrovascular disease, chronic hypertension, coronary artery disease, heart blockage and heart failure among the conditions Dr. Blatt treats.
Cardiologists near Dr. Blatt
Counts of cardiologists 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. Charles Myron Blatt billed Medicare for 959 services in 2024
CMS data shows 959 Medicare services from Dr. Blatt across 9 procedure codes in 2024, for 165 Medicare patients. Medicare paid $87,296 for them. Every service was in an office.
Dr. Blatt's Medicare services by type, 2023 to 2024
- 2023
- 2024
- Tests and treatments
- 2023: 6302024: 6143%
- Office and hospital visits
- 2023: 3562024: 3453%
Dr. Blatt compared with the Massachusetts median for cardiologists, 2024
- Dr. Blatt
- Massachusetts median
- Medicare services
- 959vs 1,61241% below
- Medicare patients
- 165vs 95683% below
- Part D claims
- 1,518vs 84679% above
Medians across 817 cardiologists in Massachusetts 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.
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Medicare shows one payer. Book a meeting to get commercial claims data for Dr. Blatt and other cardiologists in Massachusetts.
Sources: Medicare Physician & Other Practitioners - by Provider and Service (CMS), 2024 data; and Dmand AI Peer Benchmarks
Dr. Charles Myron Blatt treated 165 Medicare patients in 2024, average age 79
CMS counts 165 Medicare patients who saw Dr. Blatt in 2024. The largest group is 75 to 84, with 73 patients. 75% of them have high blood pressure, and 75% have high cholesterol. Their average risk score is 1.23, where 1.00 is the Medicare average.
Across all payers, Dmand AI patient panel data puts Dr. Blatt's median patient age at 79, with 40% 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
- Women7042%
- Men9558%
Chronic conditions among Dr. Blatt's Medicare patients, 2024
- High blood pressure75%
- High cholesterol75%
- Arthritis49%
- Atrial fibrillation45%
- Ischemic heart disease44%
- Anxiety30%
- Chronic kidney disease25%
- Cancer23%
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 79
Patient panel by sex, all payers
- Women40%
- Men60%
Sources: Dmand AI Patient Panel Data; and Medicare Physician & Other Practitioners - by Provider (CMS), 2024 data
Dr. Charles Myron Blatt wrote 1,681 Medicare Part D claims in 2024
In 2024, Dr. Blatt wrote 1,681 Medicare Part D claims for 148 patients. 87% of them were for generic drugs. CMS names the drug for 1,518 of them, across 27 drugs with 11 or more claims each, at $228,172 in total drug cost. In 2023, CMS named 1,250 claims across 21 drugs.
Dr. Blatt's Part D claims by kind of drug, 2024
- Generic1,461 claims87%
- Brand-name220 claims13%
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.
Part D claims for drugs CMS names, 2023 to 2024
- 2023
- 2024
- Claims for drugs CMS names
- 2023: 1,2502024: 1,51821%
Drugs named by CMS: 27 in 2024, 21 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
Dr. Charles Myron Blatt offers telehealth to Medicare patients
Dr. Blatt accepts Medicare assignment, so Medicare's approved amount is taken as full payment. CMS lists Dr. Blatt as offering telehealth.
- Accepts Medicare assignment
- Yes
- Offers telehealth
- Yes
Source: Doctors and Clinicians National Downloadable File (CMS)
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Dr. Charles Myron Blatt has 24 publications on record
Dmand AI links 24 papers to Dr. Blatt in 2007. The most frequent topics are Exercise Test, Coronary Disease and Electrocardiography. Dr. Blatt has published most often in Am J Cardiol. Dr. Blatt's most frequent co-authors are Mutaz B. Habal, MD and Thomas Woodrow Smith, MD.
Topics Dr. Blatt writes about most
- Exercise Test
- Coronary Disease
- Electrocardiography
- Anti-Arrhythmia Agents
- Heart Ventricles
- Monitoring, Physiologic
- Arrhythmias, Cardiac
- Dogs
Dr. Blatt's most frequent co-authors
Recent publications by Dr. Blatt
See who Dr. Blatt researches with
Physician Network Discovery turns co-authorship, shared hospitals and shared groups into a map of who Dr. Blatt works with, so you can find a warm path to the right cardiologists.
Sources: PubMed (National Library of Medicine); and Dmand AI Research Linkage
Dr. Charles Myron Blatt received $1,429 in industry payments from 2017 to 2024
CMS Open Payments shows 7 general payments to Dr. Blatt from 2 drug and device companies from 2017 to 2024. Travel and lodging make up the largest share, 61% of the total. Boston Scientific Corporation paid the most, $1,357.
General payments to Dr. Blatt by program year, 2017 to 2024
General payments to Dr. Blatt by kind, 2017 to 2024
- Travel and lodging$87161%
- Food and beverage$55839%
Companies that paid Dr. Blatt the most, 2017 to 2024
Share is of all general payments to this clinician.
Source: Open Payments (CMS), 2025 data, released July 7, 2026
Dr. Charles Myron Blatt has 2 awards and honors on record
Dmand AI lists 2 awards for Dr. Blatt, most recently CMS Stage 1 2012 in 2011.
Awards and honors for Dr. Blatt
- 2011
- CMS Stage 1 2012
- Undated
- ACC Fellow
Source: Dmand AI Professional Profile Data
Dr. Charles Myron Blatt graduated from Vagelos College of Physicians and Surgeons
Dr. Blatt graduated from Vagelos College of Physicians and Surgeons in 1978. Dr. Blatt is a member of ACC.
- Medical school
- Board certified in cardiovascular disease
- Board certified in internal medicine
Source: Dmand AI Professional Profile Data
Dr. Charles Myron Blatt accepts plans from 15 insurance carriers
Dr. Blatt is in network with 15 carriers, including Aetna, Elevance and Blue Cross Blue Shield of Michigan. Medicare plans come from the most carriers, 10. Check the plan with the practice before a visit.
- Aetna
- Elevance
- Blue Cross Blue Shield of Michigan
- Excellus BlueCross BlueShield
- United Healthcare
- Blue Cross Blue Shield of Massachusetts
- HCSC
- Humana
- +7 more carriersWith a free account
Plan types Dr. Blatt accepts, by number of carriers
- Medicare10
- PPO10
- HMO6
- POS6
- EPO4
- Medicaid1
Source: Dmand AI Insurance Network Data
Sources for Dr. Charles Myron Blatt'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 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) |
| 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) |
| Awards and committee roles | Dmand AI Professional Profile Data |
| Training, board certification and memberships | Dmand AI Professional Profile Data |
| Insurance carriers and plan types | Dmand AI Insurance Network 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. Charles Myron Blatt
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. Charles Myron Blatt's NPI number?
Dr. Charles Myron Blatt's NPI number is 1043277619. It was assigned on April 27, 2006, and it is active in the NPI Registry.
What kind of doctor is Dr. Charles Myron Blatt?
Dr. Charles Myron Blatt is a cardiologist in Chestnut Hill, Massachusetts. The primary specialty in the NPI Registry is Cardiovascular Disease Physician (taxonomy code 207RC0000X).
Where does Dr. Charles Myron Blatt practice?
Dr. Blatt practices at 830 Boylston St, Chestnut Hill, MA 02467. Dr. Blatt's primary practice is Lown Cardiovascular Group, Inc. in Chestnut Hill, Massachusetts. Dmand AI also links Dr. Blatt to 2 group practices and clinics and 1 medical group.
What is Dr. Charles Myron Blatt's office phone number?
The practice phone on file for Dr. Blatt is (617) 732-1318.
What is Dr. Charles Myron Blatt's medical license number?
Dr. Blatt's Massachusetts license number on file is 45860.
Which hospitals is Dr. Charles Myron Blatt affiliated with?
Dr. Blatt is affiliated with Brigham and Women's Hospital.
What medical group is Dr. Charles Myron Blatt part of?
Dr. Blatt is linked to Lown Group. Dmand AI links Dr. Blatt to 1 more medical group.
Does Dr. Charles Myron Blatt accept Medicare?
Yes. CMS data shows Dr. Blatt billed Medicare for 959 services in 2024, and Dr. Blatt accepts Medicare assignment.
Does Dr. Charles Myron Blatt offer telehealth?
Yes. The CMS Doctors and Clinicians file lists Dr. Blatt as offering telehealth services.
How many Medicare patients does Dr. Charles Myron Blatt see?
CMS counts 165 Medicare patients who saw Dr. Blatt in 2024, with an average age of 79.
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Is Dr. Charles Myron Blatt board certified?
Yes. Dr. Blatt is board certified in cardiovascular disease by the American Board of Internal Medicine.
What services does Dr. Charles Myron Blatt bill to Medicare?
In 2024, Dr. Blatt's most billed Medicare services were heart test or procedure (93000), office visit, established patient (99215) and heart test or procedure (93306).
Where did Dr. Charles Myron Blatt go to medical school?
Dr. Blatt graduated from Vagelos College of Physicians and Surgeons in 1978.
What drugs does Dr. Charles Myron Blatt prescribe most?
In 2024 Medicare Part D data, Dr. Blatt's most prescribed drugs by claims were Metoprolol Succinate, Amlodipine Besylate and Eliquis.
Has Dr. Charles Myron Blatt received payments from drug or device companies?
CMS Open Payments shows $1,429 in general payments to Dr. Blatt from 2 companies from 2017 to 2024. The largest total came from Boston Scientific Corporation.
How long has Dr. Charles Myron Blatt been practicing?
Dr. Blatt graduated from medical school in 1978, 48 years ago.
Does Dr. Charles Myron Blatt do research?
Dmand AI links 24 publications to Dr. Blatt.
Who does Dr. Charles Myron Blatt publish with?
Dr. Blatt's most frequent co-authors are Mutaz B. Habal, MD (1 shared paper) and Thomas Woodrow Smith, MD (1 shared paper).
What insurance does Dr. Charles Myron Blatt accept?
Dr. Blatt is in network with 15 carriers, including Aetna, Elevance and Blue Cross Blue Shield of Michigan. Medicare plans come from the most carriers, 10. Check the plan with the practice before a visit.
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