Douglas A. Karman, NP
- Medicare patients, 2024
- 49
- Part D claims, 2024
- 172
- MIPS score, 2024
- 93
- Hospital affiliations
- 1
- Industry payments
- $45
- Practice address
- 300 Community Drive, Manhasset, NY 11030
- Practice phone
- Call (516) 562-0100
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Primary practice
Find Douglas Karman'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.
Douglas A. Karman is an acute care nurse practitioner in Manhasset, New York
Douglas Karman practices at North Shore University Hospital in Manhasset, New York, part of Northwell Health.
Douglas Karman's NPI, 1396865382, was assigned on March 31, 2007. Douglas Karman graduated from State University of NY Upstate Medical University in 1998. Douglas Karman holds New York license 302460.
- NPI
- 1396865382NPI Registry (opens in a new tab)
- Medicare PAC ID
- 6406865955
- NPI enumeration date
- March 31, 2007
- NPI status
- Active
- Accepts Medicare assignment
- Yes
- Practice phone
- (516) 562-0100
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- Sex
- Male
- Estimated age
- 54
- Medical school graduation
- 1998
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; Dmand AI Affiliation Data; and Doctors and Clinicians National Downloadable File (CMS)
Douglas A. Karman practices at North Shore University Hospital in Manhasset, New York
Douglas Karman's primary practice is North Shore University Hospital, at 300 Community Drive, Manhasset, NY 11030 in Nassau County. The practice phone is (516) 562-0100.
- North Shore University Hospital300 Community Drive, Manhasset, NY 11030 · Nassau CountyPhone(516) 562-0100
Source: Dmand AI Affiliation Data
Douglas A. Karman is affiliated with 1 site of care and 1 medical group
Douglas Karman's primary practice is North Shore University Hospital in Manhasset, New York, part of Northwell Health. The medical group on file is Northwell Health Physician Partners Cardiology at Great Neck.
Sources: Dmand AI Affiliation Data; and Dmand AI Org Hierarchy Data
Dmand AI tracks the EHR system at Douglas A. Karman's practice
Dmand AI tracks the electronic health record (EHR) system at each site where Douglas Karman practices. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| North Shore University Hospital | 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 Northwell Health and 6.2K+ hospitals, with verified contacts in the same login.
Douglas A. Karman is one of 1,230 acute care nurse practitioners in New York
Acute care is Douglas Karman's primary specialty in the NPI Registry, under taxonomy code 363LA2100X. Douglas Karman is licensed in New York.
Specialties and state licenses
- Acute care nurse practitioner, New YorkPrimary
Acute care nurse practitioners near Douglas Karman
Counts of acute care nurse practitioners 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
Douglas A. Karman treated 49 Medicare patients in 2024, average age 72
CMS counts 49 Medicare patients who saw Douglas Karman in 2024. The largest group is 75 to 84, with 20 patients. 75% of them have heart failure, and 75% have high blood pressure. Their average risk score is 2.71, where 1.00 is the Medicare average, so they are sicker than most Medicare patients.
Across all payers, Dmand AI patient panel data puts Douglas Karman's median patient age at 71, with 34% women.
Douglas Karman's Medicare patients by age, 2024
CMS leaves out age groups with fewer than 11 patients.
Douglas Karman's Medicare patients by sex, 2024
- Women2041%
- Men2959%
Chronic conditions among Douglas Karman's Medicare patients, 2024
- Heart failure75%
- High blood pressure75%
- High cholesterol75%
- Ischemic heart disease75%
- Diabetes59%
- Arthritis53%
- Atrial fibrillation51%
- Chronic kidney disease47%
Share of Medicare patients with each condition. A patient can have several.
Douglas Karman's patients across all payers
Dmand AI patient panel data covers Medicare, Medicaid and commercial patients.
Patient panel by age, all payers
Median age 71
Patient panel by sex, all payers
- Women34%
- Men60%
Sources: Dmand AI Patient Panel Data; and Medicare Physician & Other Practitioners - by Provider (CMS), 2024 data
Douglas A. Karman wrote 172 Medicare Part D claims in 2024
In 2024, Douglas Karman wrote 172 Medicare Part D claims for 30 patients. 78% of them were for generic drugs.
Douglas Karman's Part D claims by kind of drug, 2024
- Generic134 claims78%
- Brand-name23 claims13%
- Other15 claims9%
Drug classes CMS tracks in Douglas Karman's Part D claims, 2024
- Antibiotics6%11 of 172 claims
Share of all Part D claims for each drug class CMS reports on. Classes with no claims are left out.
Source: Medicare Part D Prescribers - by Provider (CMS), 2024 data
Douglas A. Karman scored 93 out of 100 in Medicare's MIPS program for 2024
CMS publishes a Merit-based Incentive Payment System (MIPS) score of 93 out of 100 for Douglas Karman for performance year 2024, reported through an alternative payment model (APM). Douglas Karman accepts Medicare assignment, so Medicare's approved amount is taken as full payment.
- Accepts Medicare assignment
- Yes
Douglas Karman's MIPS scores, performance year 2024
- 93of 100Final score
- 79.8of 100Quality
- 89of 100Promoting Interoperability
- 40of 100Improvement Activities
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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Douglas A. Karman received $45 in industry payments in 2025
CMS Open Payments shows 2 general payments to Douglas Karman from 2 drug and device companies in 2025. Food and beverage make up the largest share, 100% of the total. AtriCure, Inc. paid the most, $29.
Companies that paid Douglas Karman the most, 2025 to 2025
Share is of all general payments to this clinician.
Source: Open Payments (CMS), 2025 data, released July 7, 2026
Douglas A. Karman graduated from State University of NY Upstate Medical University
Douglas Karman graduated from State University of NY Upstate Medical University in 1998.
- Medical school
Source: Dmand AI Professional Profile Data
Sources for Douglas A. Karman'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 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) |
| 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 Douglas A. Karman
Spotted something out of date? Email hello@dmand.ai and we will check the record. Contact details live in the free trial.
What is Douglas A. Karman's NPI number?
Douglas A. Karman's NPI number is 1396865382. It was assigned on March 31, 2007, and it is active in the NPI Registry.
What does Douglas A. Karman specialize in?
Douglas A. Karman is an acute care nurse practitioner in Manhasset, New York. The primary specialty in the NPI Registry is Acute Care Nurse Practitioner (taxonomy code 363LA2100X).
Where does Douglas A. Karman practice?
Douglas Karman practices at 300 Community Drive, Manhasset, NY 11030. Douglas Karman's primary practice is North Shore University Hospital in Manhasset, New York, part of Northwell Health.
What is Douglas A. Karman's office phone number?
The practice phone on file for Douglas Karman is (516) 562-0100.
What is Douglas A. Karman's medical license number?
Douglas Karman holds New York license 302460.
Which hospitals is Douglas A. Karman affiliated with?
Douglas Karman practices at North Shore University Hospital in Manhasset, New York.
What medical group is Douglas A. Karman part of?
Douglas Karman is linked to Northwell Health Physician Partners Cardiology at Great Neck.
Does Douglas A. Karman accept Medicare?
Yes. CMS lists Douglas Karman as accepting Medicare assignment.
What is Douglas A. Karman's MIPS score?
Douglas Karman's MIPS final score for performance year 2024 is 93 out of 100, reported through an alternative payment model (APM).
How many Medicare patients does Douglas A. Karman see?
CMS counts 49 Medicare patients who saw Douglas Karman in 2024, with an average age of 72.
Show 3 more questionsShow fewer questions
Where did Douglas A. Karman go to medical school?
Douglas Karman graduated from State University of NY Upstate Medical University in 1998.
Has Douglas A. Karman received payments from drug or device companies?
CMS Open Payments shows $45 in general payments to Douglas Karman from 2 companies from 2025 to 2025. The largest total came from AtriCure, Inc.
How long has Douglas A. Karman been practicing?
Douglas Karman graduated from medical school in 1998, 28 years ago.
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