Stephen M. Harris, PA-C
- Medicare patients, 2024
- 147
- Part D claims, 2024
- 108
- MIPS score, 2024
- 82
- Hospital affiliations
- 2
- Industry payments
- $16
- Practice address
- 9101 Franklin Square Dr, Rosedale, MD 21237
- Practice phone
- Call (410) 687-0202
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Primary practice
Kenneth Margolis MD Ambulatory Endoscopy Surgical Center
Rosedale, Maryland
Find Stephen Harris' 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.
Stephen M. Harris is a physician assistant in Rosedale, Maryland
Stephen Harris practices at Kenneth Margolis MD Ambulatory Endoscopy Surgical Center in Rosedale, Maryland.
Stephen Harris' NPI, 1881641256, was assigned on May 30, 2006. Stephen Harris holds Maryland license C0002519.
- NPI
- 1881641256NPI Registry (opens in a new tab)
- Medicare PAC ID
- 3577585009
- NPI enumeration date
- May 30, 2006
- NPI status
- Active
- Accepts Medicare assignment
- Yes
- Practice phone
- (410) 687-0202
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- Sex
- Male
- Estimated age
- 51
- Medical school graduation
- 2001
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; Dmand AI Practice Data; and Doctors and Clinicians National Downloadable File (CMS)
Stephen M. Harris practices at Kenneth Margolis MD Ambulatory Endoscopy Surgical Center in Rosedale, Maryland
Stephen Harris' primary practice is Kenneth Margolis MD Ambulatory Endoscopy Surgical Center, at 9101 Franklin Square Dr, Rosedale, MD 21237 in Baltimore County. The practice phone is (410) 687-0202.
- Kenneth Margolis MD Ambulatory Endoscopy Surgical Center9101 Franklin Square Dr, Rosedale, MD 21237 · Baltimore CountyPhone(410) 687-0202
Sources: NPPES NPI Registry (CMS); and Dmand AI Practice Data
Stephen M. Harris is affiliated with 3 sites of care and 1 medical group
Stephen Harris' primary practice is Kenneth Margolis MD Ambulatory Endoscopy Surgical Center in Rosedale, Maryland. Stephen Harris is also affiliated with MedStar Good Samaritan Hospital. The medical group on file is MedStar Medical Group. Dmand AI also links Stephen Harris to 1 more hospital, 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 Stephen M. Harris' practice
Dmand AI tracks the electronic health record (EHR) system at each site where Stephen Harris practices, 2 sites in all. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| Kenneth Margolis MD Ambulatory Endoscopy Surgical Center | Available with a free account |
| +2 more affiliated sites | Available with a free account |
Source: Dmand AI Technology Install Data
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Stephen M. Harris is one of 2,452 physician assistants in Maryland
Physician assistant is Stephen Harris' primary specialty in the NPI Registry, under taxonomy code 363A00000X. Stephen Harris is licensed in Maryland.
Specialties and state licenses
- Physician assistant, MarylandPrimary
Physician assistants near Stephen Harris
Counts of physician assistants 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
Stephen M. Harris treated 147 Medicare patients in 2024, average age 73
CMS counts 147 Medicare patients who saw Stephen Harris in 2024. The largest group is 65 to 74, with 73 patients. 75% of them have arthritis, and 75% have high blood pressure. 10% are also on Medicaid. Their average risk score is 1.06, where 1.00 is the Medicare average.
Across all payers, Dmand AI patient panel data puts Stephen Harris' median patient age at 61, with 55% women.
Stephen Harris' Medicare patients by age, 2024
CMS leaves out age groups with fewer than 11 patients.
Stephen Harris' Medicare patients by sex, 2024
- Women9061%
- Men5739%
Chronic conditions among Stephen Harris' Medicare patients, 2024
- Arthritis75%
- High blood pressure75%
- High cholesterol75%
- Diabetes30%
- Anxiety27%
- Mood disorders27%
- Ischemic heart disease26%
- Depression24%
Share of Medicare patients with each condition. A patient can have several.
Stephen Harris' patients across all payers
Dmand AI patient panel data covers Medicare, Medicaid and commercial patients.
Patient panel by age, all payers
Median age 61
Patient panel by sex, all payers
- Women55%
- Men44%
Sources: Dmand AI Patient Panel Data; and Medicare Physician & Other Practitioners - by Provider (CMS), 2024 data
Stephen M. Harris wrote 108 Medicare Part D claims in 2024
In 2024, Stephen Harris wrote 108 Medicare Part D claims for 42 patients. 97% of them were for generic drugs.
Stephen Harris' Part D claims by kind of drug, 2024
- Generic105 claims97%
- Brand-name and other3 claims3%
Drug classes CMS tracks in Stephen Harris' Part D claims, 2024
- Opioids58%63 of 108 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
Stephen M. Harris scored 82 out of 100 in Medicare's MIPS program for 2024
CMS publishes a Merit-based Incentive Payment System (MIPS) score of 82 out of 100 for Stephen Harris for performance year 2024, reported as part of a group. Stephen Harris accepts Medicare assignment, so Medicare's approved amount is taken as full payment.
- Accepts Medicare assignment
- Yes
Stephen Harris' MIPS scores, performance year 2024
- 82of 100Final score
- 67.9of 100Quality
- 100of 100Promoting Interoperability
- 40of 100Improvement Activities
- 69of 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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Stephen M. Harris received $16 in industry payments in 2025
CMS Open Payments shows 1 general payment to Stephen Harris from 1 drug or device company in 2025. Food and beverage make up the largest share, 100% of the total. Ethicon Inc. paid the most, $16.
Companies that paid Stephen Harris the most, 2025 to 2025
Share is of all general payments to this clinician.
Source: Open Payments (CMS), 2025 data, released July 7, 2026
Sources for Stephen M. Harris'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 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) |
| 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 Stephen M. Harris
Spotted something out of date? Email hello@dmand.ai and we will check the record. Contact details live in the free trial.
What is Stephen M. Harris' NPI number?
Stephen M. Harris' NPI number is 1881641256. It was assigned on May 30, 2006, and it is active in the NPI Registry.
What does Stephen M. Harris specialize in?
Stephen M. Harris is a physician assistant in Rosedale, Maryland. The primary specialty in the NPI Registry is Physician Assistant (taxonomy code 363A00000X).
Where does Stephen M. Harris practice?
Stephen Harris practices at 9101 Franklin Square Dr, Rosedale, MD 21237. Stephen Harris' primary practice is Kenneth Margolis MD Ambulatory Endoscopy Surgical Center in Rosedale, Maryland. Dmand AI also links Stephen Harris to 1 hospital.
What is Stephen M. Harris' office phone number?
The practice phone on file for Stephen Harris is (410) 687-0202.
What is Stephen M. Harris' medical license number?
Stephen Harris holds Maryland license C0002519.
Which hospitals is Stephen M. Harris affiliated with?
Stephen Harris is affiliated with MedStar Good Samaritan Hospital. Dmand AI links Stephen Harris to 1 more hospital.
What medical group is Stephen M. Harris part of?
Stephen Harris is linked to MedStar Medical Group.
Does Stephen M. Harris accept Medicare?
Yes. CMS lists Stephen Harris as accepting Medicare assignment.
What is Stephen M. Harris' MIPS score?
Stephen Harris' MIPS final score for performance year 2024 is 82 out of 100, reported as part of a group.
How many Medicare patients does Stephen M. Harris see?
CMS counts 147 Medicare patients who saw Stephen Harris in 2024, with an average age of 73.
Has Stephen M. Harris received payments from drug or device companies?
CMS Open Payments shows $16 in general payments to Stephen Harris from 1 company from 2025 to 2025. The largest total came from Ethicon Inc.
How long has Stephen M. Harris been practicing?
Stephen Harris graduated from medical school in 2001, 25 years ago.
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