Dr. Mark A. Rosenberg, MD
- Medicare services, 2017
- 636
- Part D claims, 2024
- 886
- Hospital affiliations
- 1
- Industry payments
- $1,200
- State licenses
- 4
- Practice address
- 364 Pritham Ave, Greenville, ME 04441
- Practice phone
- Call (207) 695-5209
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Primary practice
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Dr. Mark A. Rosenberg is an internist in Greenville, Maine
Dr. Rosenberg practices at Northern Light CA Dean Hospital in Greenville, Maine, part of Northern Light Health.
Dr. Rosenberg's NPI, 1720057573, was assigned on March 15, 2006. Dr. Rosenberg graduated from Georgetown University School Of Medicine in 1988. Dr. Rosenberg holds Florida license ME0070312.
- NPI
- 1720057573NPI Registry (opens in a new tab)
- NPI enumeration date
- March 15, 2006
- NPI status
- Active
- Practice phone
- (207) 695-5209
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- Sex
- Male
- Estimated age
- 64
- Medical school graduation
- 1988
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; and Dmand AI Affiliation Data
Dr. Mark A. Rosenberg practices at Northern Light CA Dean Hospital in Greenville, Maine
Dr. Rosenberg's primary practice is Northern Light CA Dean Hospital, at 364 Pritham Ave, Greenville, ME 04441 in Piscataquis County. The practice phone is (207) 695-5209.
- Northern Light CA Dean Hospital364 Pritham Ave, Greenville, ME 04441 · Piscataquis CountyPhone(207) 695-5209
Source: Dmand AI Affiliation Data
Dr. Mark A. Rosenberg is affiliated with 1 site of care
Dr. Rosenberg's primary practice is Northern Light CA Dean Hospital in Greenville, Maine, part of Northern Light Health.
Sources: Dmand AI Affiliation Data; and Dmand AI Org Hierarchy Data
Dmand AI tracks the EHR system at Dr. Mark A. Rosenberg's practice
Dmand AI tracks the electronic health record (EHR) system at each site where Dr. Rosenberg practices. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| Northern Light CA Dean 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 Northern Light Health and 6.2K+ hospitals, with verified contacts in the same login.
Dr. Mark A. Rosenberg is one of 572 internists in Maine
Internal medicine is Dr. Rosenberg's primary specialty in the NPI Registry, under taxonomy code 207R00000X. Dmand AI has Dr. Rosenberg's licenses on file in 4 states: Florida, District of Columbia, Maryland and Alabama.
Specialties and state licenses
- Internal medicine, FloridaPrimary
- District of Columbia license
- Maryland license
- Alabama license
Internists near Dr. Rosenberg
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. Mark A. Rosenberg billed Medicare for 636 services in 2017
CMS data shows 636 Medicare services from Dr. Rosenberg across 3 procedure codes in 2017. Medicare paid $13,248 for them. Every service was in an office.
Dr. Rosenberg's Medicare services by type, 2016 to 2017
- 2016
- 2017
- Tests and treatments
- 2016: 3612017: 40111%
- Drugs given in the office
- 2016: 1992017: 23518%
Dr. Rosenberg compared with the Maine median for internists, 2017
- Dr. Rosenberg
- Maine median
- Medicare services
- 636vs 3142.0 times
- Part D claims
- 525vs 2112.5 times
Medians across 600 internists in Maine with Dmand AI profiles that report each measure.
Dr. Rosenberg's most billed Medicare procedure codes, 2017
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. Rosenberg?
Medicare shows one payer. Book a meeting to get commercial claims data for Dr. Rosenberg and other internists in Maine.
Sources: Medicare Physician & Other Practitioners - by Provider and Service (CMS), 2024 data; and Dmand AI Peer Benchmarks
Dr. Mark A. Rosenberg's patients have a median age of 65
Across all payers, Dmand AI patient panel data puts Dr. Rosenberg's median patient age at 65, with 53% women.
Dr. Rosenberg's patients across all payers
Dmand AI patient panel data covers Medicare, Medicaid and commercial patients.
Patient panel by age, all payers
Median age 65
Patient panel by sex, all payers
- Women53%
- Men45%
Source: Dmand AI Patient Panel Data
Dr. Mark A. Rosenberg wrote 886 Medicare Part D claims in 2024
In 2024, Dr. Rosenberg wrote 886 Medicare Part D claims for 91 patients. 85% of them were for generic drugs. CMS names the drug for 525 of them, across 23 drugs with 11 or more claims each, at $20,919 in total drug cost. In 2023, CMS named 482 claims across 24 drugs.
Dr. Rosenberg's Part D claims by kind of drug, 2024
- Generic752 claims85%
- Brand-name105 claims12%
- Other29 claims3%
Dr. Rosenberg'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. Rosenberg's Part D claims, 2024
- Opioids3%25 of 886 claims
- Antibiotics4%35 of 886 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: 4822024: 5259%
Drugs named by CMS: 23 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
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Dr. Mark A. Rosenberg received $1,200 in industry payments from 2016 to 2025
CMS Open Payments shows 52 general payments to Dr. Rosenberg from 12 drug and device companies from 2016 to 2025. Food and beverage make up the largest share, 97% of the total. Pfizer Inc. paid the most, $586.
General payments to Dr. Rosenberg by program year, 2016 to 2025
General payments to Dr. Rosenberg by kind, 2016 to 2025
- Food and beverage$1,16897%
- Education$313%
Companies that paid Dr. Rosenberg 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. Mark A. Rosenberg graduated from Georgetown University School Of Medicine
Dr. Rosenberg graduated from Georgetown University School Of Medicine in 1988.
- Medical school
Source: Dmand AI Professional Profile Data
Sources for Dr. Mark A. Rosenberg'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 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) |
| 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. Mark A. Rosenberg
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. Mark A. Rosenberg's NPI number?
Dr. Mark A. Rosenberg's NPI number is 1720057573. It was assigned on March 15, 2006, and it is active in the NPI Registry.
What kind of doctor is Dr. Mark A. Rosenberg?
Dr. Mark A. Rosenberg is an internist in Greenville, Maine. The primary specialty in the NPI Registry is Internal Medicine Physician (taxonomy code 207R00000X).
Where does Dr. Mark A. Rosenberg practice?
Dr. Rosenberg practices at 364 Pritham Ave, Greenville, ME 04441. Dr. Rosenberg's primary practice is Northern Light CA Dean Hospital in Greenville, Maine, part of Northern Light Health.
What is Dr. Mark A. Rosenberg's office phone number?
The practice phone on file for Dr. Rosenberg is (207) 695-5209.
What is Dr. Mark A. Rosenberg's medical license number?
Dr. Rosenberg holds Florida license ME0070312, one of the licenses on file in 4 states.
Which states has Dr. Mark A. Rosenberg been licensed in?
Dmand AI has state licenses on file for Dr. Rosenberg in Florida (1996 to 2027), District of Columbia (1993 to 1997), Maryland (1995 to 1997) and Alabama (1990 to 1991).
Which hospitals is Dr. Mark A. Rosenberg affiliated with?
Dr. Rosenberg practices at Northern Light CA Dean Hospital in Greenville, Maine.
Does Dr. Mark A. Rosenberg accept Medicare?
Yes. CMS data shows Dr. Rosenberg billed Medicare for 636 services in 2017.
What services does Dr. Mark A. Rosenberg bill to Medicare?
In 2017, Dr. Rosenberg's most billed Medicare services were injected or infused drug (J7040), infusion or chemotherapy administration (96366) and infusion or chemotherapy administration (96365).
Where did Dr. Mark A. Rosenberg go to medical school?
Dr. Rosenberg graduated from Georgetown University School Of Medicine in 1988.
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What drugs does Dr. Mark A. Rosenberg prescribe most?
In 2024 Medicare Part D data, Dr. Rosenberg's most prescribed drugs by claims were Progesterone, Alprazolam and Dextroamphetamine-Amphetamine.
Has Dr. Mark A. Rosenberg received payments from drug or device companies?
CMS Open Payments shows $1,200 in general payments to Dr. Rosenberg from 12 companies from 2016 to 2025. The largest total came from Pfizer Inc.
How long has Dr. Mark A. Rosenberg been practicing?
Dr. Rosenberg graduated from medical school in 1988, 38 years ago.
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