Dr. Harry Flaster, MD
- Medicare services, 2024
- 178
- Medicare patients, 2024
- 164
- Part D claims, 2024
- 42
- Publications
- 1
- MIPS score, 2024
- 83
- Practice address
- 301 Saint Paul Place, Baltimore, MD 21202
- Practice phone
- Call (410) 332-9237
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Primary practice
Find Dr. Flaster'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. Harry Flaster is an emergency medicine physician in Baltimore, Maryland
Dr. Flaster practices at Mercy Medical Center in Baltimore, Maryland, part of Mercy Medical Center.
Dr. Flaster's NPI, 1629311485, was assigned on March 30, 2013. Dr. Flaster graduated from Stanford University School of Medicine in 2013. Dr. Flaster holds Maryland license D97672.
- NPI
- 1629311485NPI Registry (opens in a new tab)
- Medicare PAC ID
- 7214359140
- NPI enumeration date
- March 30, 2013
- NPI status
- Active
- Accepts Medicare assignment
- Yes
- Practice phone
- (410) 332-9237
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- Sex
- Male
- Estimated age
- 39
- Medical school graduation
- 2013
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; Dmand AI Affiliation Data; and Doctors and Clinicians National Downloadable File (CMS)
Dr. Harry Flaster practices at Mercy Medical Center in Baltimore, Maryland
Dr. Flaster's primary practice is Mercy Medical Center, at 301 Saint Paul Place, Baltimore, MD 21202 in Baltimore City. The practice phone is (410) 332-9237.
- Mercy Medical Center301 Saint Paul Place, Baltimore, MD 21202 · Baltimore CityPhone(410) 332-9237
Source: Dmand AI Affiliation Data
Dr. Harry Flaster is affiliated with 5 sites of care and 4 medical groups
Dr. Flaster's primary practice is Mercy Medical Center in Baltimore, Maryland, part of Mercy Medical Center. Dr. Flaster is also affiliated with The Johns Hopkins Hospital. The medical group on file is Johns Hopkins University. Dmand AI also links Dr. Flaster to 1 more hospital, 3 medical groups and 2 group practices and clinics, 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. Harry Flaster's practice
Dmand AI tracks the electronic health record (EHR) system at each site where Dr. Flaster practices, 5 sites in all. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| Mercy Medical Center | Available with a free account |
| +4 more sites and 3 medical groups | 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 Mercy Medical Center and 6.2K+ hospitals, with verified contacts in the same login.
Dr. Harry Flaster is one of 1,057 emergency medicine physicians in Maryland
Emergency medicine is Dr. Flaster's primary specialty in the NPI Registry, under taxonomy code 207P00000X. Dmand AI has Dr. Flaster's licenses on file in 2 states: Maryland and Washington.
Specialties and state licenses
- Emergency medicine, MarylandPrimary
- General practice, Washington
Emergency medicine physicians near Dr. Flaster
Counts of emergency medicine physicians 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. Harry Flaster billed Medicare for 178 services in 2024
CMS data shows 178 Medicare services from Dr. Flaster across 4 procedure codes in 2024, for 164 Medicare patients. Medicare paid $20,555 for them. Every service was in a facility, such as a hospital, rather than an office.
Dr. Flaster compared with the Maryland median for emergency medicine physicians, 2024
- Dr. Flaster
- Maryland median
- Medicare services
- 178vs 30041% below
- Medicare patients
- 164vs 29244% below
Medians across 1,040 emergency medicine physicians in Maryland with Dmand AI profiles that report each measure.
Dr. Flaster'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. Flaster?
Medicare shows one payer. Book a meeting to get commercial claims data for Dr. Flaster and other emergency medicine physicians in Maryland.
Sources: Medicare Physician & Other Practitioners - by Provider and Service (CMS), 2024 data; and Dmand AI Peer Benchmarks
Dr. Harry Flaster treated 164 Medicare patients in 2024, average age 66
CMS counts 164 Medicare patients who saw Dr. Flaster in 2024. The largest group is under 65, with 59 patients. 75% of them have high blood pressure, and 75% have high cholesterol. 56% are also on Medicaid. Their average risk score is 2.16, 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. Flaster's median patient age at 67, with 62% women.
Dr. Flaster's Medicare patients by age, 2024
Dr. Flaster's Medicare patients by sex, 2024
- Women9659%
- Men6841%
Chronic conditions among Dr. Flaster's Medicare patients, 2024
- High blood pressure75%
- High cholesterol75%
- Arthritis57%
- Mood disorders57%
- Anxiety48%
- Depression45%
- Diabetes38%
- Tobacco use35%
Share of Medicare patients with each condition. A patient can have several.
Dr. Flaster's patients across all payers
Dmand AI patient panel data covers Medicare, Medicaid and commercial patients.
Patient panel by age, all payers
Median age 67
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. Harry Flaster wrote 42 Medicare Part D claims in 2024
In 2024, Dr. Flaster wrote 42 Medicare Part D claims for 25 patients. 83% of them were for generic drugs.
Dr. Flaster's Part D claims by kind of drug, 2024
- Generic35 claims83%
- Brand-name and other7 claims17%
Source: Medicare Part D Prescribers - by Provider (CMS), 2024 data
Dr. Harry Flaster scored 83 out of 100 in Medicare's MIPS program for 2024
CMS publishes a Merit-based Incentive Payment System (MIPS) score of 83 out of 100 for Dr. Flaster for performance year 2024, reported as part of a group. Dr. Flaster accepts Medicare assignment, so Medicare's approved amount is taken as full payment.
- Accepts Medicare assignment
- Yes
Dr. Flaster's MIPS scores, performance year 2024
- 83of 100Final score
- 73.9of 100Quality
- 100of 100Promoting Interoperability
- 40of 100Improvement Activities
- 70of 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. Harry Flaster has 1 publication on record
Dmand AI links 1 paper to Dr. Flaster in 2011. Dr. Flaster's most frequent co-authors are Nadim Mahmud, MD, MPH, MS and Stephanie B. Troy.
Dr. Flaster's most frequent co-authors
Recent publications by Dr. Flaster
See who Dr. Flaster researches with
Physician Network Discovery turns co-authorship, shared hospitals and shared groups into a map of who Dr. Flaster works with, so you can find a warm path to the right emergency medicine physicians.
Sources: PubMed (National Library of Medicine); and Dmand AI Research Linkage
Dr. Harry Flaster received $214 in industry payments in 2023
CMS Open Payments shows 5 general payments to Dr. Flaster from 1 drug or device company in 2023. Food and beverage make up the largest share, 100% of the total. Baxter Healthcare paid the most, $214.
Companies that paid Dr. Flaster the most, 2023 to 2023
Share is of all general payments to this clinician.
Source: Open Payments (CMS), 2025 data, released July 7, 2026
Dr. Harry Flaster graduated from Stanford University School of Medicine
Dr. Flaster graduated from Stanford University School of Medicine in 2013.
- Medical school
Source: Dmand AI Professional Profile Data
Sources for Dr. Harry Flaster'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 | Dmand AI Affiliation 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 (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) |
| 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. Harry Flaster
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. Harry Flaster's NPI number?
Dr. Harry Flaster's NPI number is 1629311485. It was assigned on March 30, 2013, and it is active in the NPI Registry.
What kind of doctor is Dr. Harry Flaster?
Dr. Harry Flaster is an emergency medicine physician in Baltimore, Maryland. The primary specialty in the NPI Registry is Emergency Medicine Physician (taxonomy code 207P00000X).
Where does Dr. Harry Flaster practice?
Dr. Flaster practices at 301 Saint Paul Place, Baltimore, MD 21202. Dr. Flaster's primary practice is Mercy Medical Center in Baltimore, Maryland, part of Mercy Medical Center. Dmand AI also links Dr. Flaster to 1 hospital, 3 medical groups and 2 group practices and clinics.
What is Dr. Harry Flaster's office phone number?
The practice phone on file for Dr. Flaster is (410) 332-9237.
What is Dr. Harry Flaster's medical license number?
Dr. Flaster holds Maryland license D97672, one of the licenses on file in 2 states.
Which states has Dr. Harry Flaster been licensed in?
Dmand AI has state licenses on file for Dr. Flaster in Maryland and Washington.
Which hospitals is Dr. Harry Flaster affiliated with?
Dr. Flaster practices at Mercy Medical Center in Baltimore, Maryland. Dr. Flaster is also affiliated with The Johns Hopkins Hospital. Dmand AI links Dr. Flaster to 1 more hospital.
What medical group is Dr. Harry Flaster part of?
Dr. Flaster is linked to Johns Hopkins University. Dmand AI links Dr. Flaster to 3 more medical groups.
Does Dr. Harry Flaster accept Medicare?
Yes. CMS data shows Dr. Flaster billed Medicare for 178 services in 2024, and Dr. Flaster accepts Medicare assignment.
What is Dr. Harry Flaster's MIPS score?
Dr. Flaster's MIPS final score for performance year 2024 is 83 out of 100, reported as part of a group.
Show 7 more questionsShow fewer questions
How many Medicare patients does Dr. Harry Flaster see?
CMS counts 164 Medicare patients who saw Dr. Flaster in 2024, with an average age of 66.
What services does Dr. Harry Flaster bill to Medicare?
In 2024, Dr. Flaster's most billed Medicare services were emergency department visit (99285), emergency department visit (99284) and emergency department visit (99283).
Where did Dr. Harry Flaster go to medical school?
Dr. Flaster graduated from Stanford University School of Medicine in 2013.
Has Dr. Harry Flaster received payments from drug or device companies?
CMS Open Payments shows $214 in general payments to Dr. Flaster from 1 company from 2023 to 2023. The largest total came from Baxter Healthcare.
How long has Dr. Harry Flaster been practicing?
Dr. Flaster graduated from medical school in 2013, 13 years ago.
Does Dr. Harry Flaster do research?
Dmand AI links 1 publication to Dr. Flaster.
Who does Dr. Harry Flaster publish with?
Dr. Flaster's most frequent co-authors are Nadim Mahmud, MD, MPH, MS (1 shared paper) and Stephanie B. Troy (1 shared paper).
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