Dr. Margaret Owegi, DO
- Medicare services, 2024
- 245
- Medicare patients, 2024
- 134
- Part D claims, 2024
- 307
- Publications
- 10
- Clinical trials
- 2
- Practice address
- 55 North Ave, Mendon, MA 01756
- Practice phone
- Call (508) 334-1000
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Primary practice
Umass Memorial Medical Center
Mendon, Massachusetts
Find Dr. Owegi'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. Margaret Owegi is a neurologist in Mendon, Massachusetts
Dr. Owegi practices at Umass Memorial Medical Center in Mendon, Massachusetts.
Dr. Owegi's NPI, 1477718153, was assigned on July 22, 2008. Dr. Owegi holds Massachusetts license 260862.
- NPI
- 1477718153NPI Registry (opens in a new tab)
- Medicare PAC ID
- 8527218619
- NPI enumeration date
- July 22, 2008
- NPI status
- Active
- Accepts Medicare assignment
- Yes
- Offers telehealth
- Yes
- Practice phone
- (508) 334-1000
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- Sex
- Female
- Estimated age
- 44
- Medical school graduation
- 2008
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; Dmand AI Practice Data; and Doctors and Clinicians National Downloadable File (CMS)
Dr. Margaret Owegi practices at Umass Memorial Medical Center in Mendon, Massachusetts
Dr. Owegi's primary practice is Umass Memorial Medical Center, at 55 North Ave, Mendon, MA 01756 in Worcester County. The practice phone is (508) 334-1000.
- Umass Memorial Medical Center55 North Ave, Mendon, MA 01756 · Worcester CountyPhone(508) 334-1000
Sources: NPPES NPI Registry (CMS); and Dmand AI Practice Data
Dr. Margaret Owegi is affiliated with 3 sites of care and 1 medical group
Dr. Owegi's primary practice is Umass Memorial Medical Center in Mendon, Massachusetts. Dr. Owegi is also affiliated with UMass Memorial Medical Center - University Campus. The medical group on file is UMass Memorial Medical Group. Dmand AI also links Dr. Owegi 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 Dr. Margaret Owegi's practice
Dmand AI tracks the electronic health record (EHR) system at each site where Dr. Owegi practices, 2 sites in all. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| Umass Memorial Medical 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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Dr. Margaret Owegi is one of 806 neurologists in Massachusetts
Neurology is Dr. Owegi's primary specialty in the NPI Registry, under taxonomy code 2084N0400X. Dr. Owegi is licensed in Massachusetts.
Specialties and state licenses
- Neurology, MassachusettsPrimary
Neurologists near Dr. Owegi
Counts of neurologists 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. Margaret Owegi billed Medicare for 245 services in 2024
CMS data shows 245 Medicare services from Dr. Owegi across 6 procedure codes in 2024, for 134 Medicare patients. Medicare paid $19,078 for them.
Dr. Owegi's Medicare services by type, 2023 to 2024
- 2023
- 2024
- Office and hospital visits
- 2023: 1622024: 19219%
- Other services
- 2023: 02024: 53
Where Dr. Owegi's Medicare services took place, 2024
- In an office6125%
- In a facility18475%
Dr. Owegi compared with the Massachusetts median for neurologists, 2024
- Dr. Owegi
- Massachusetts median
- Medicare services
- 245vs 31422% below
- Medicare patients
- 134vs 17825% below
- Part D claims
- 234vs 27013% below
Medians across 741 neurologists in Massachusetts with Dmand AI profiles that report each measure.
Dr. Owegi'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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Sources: Medicare Physician & Other Practitioners - by Provider and Service (CMS), 2024 data; and Dmand AI Peer Benchmarks
Dr. Margaret Owegi treated 134 Medicare patients in 2024, average age 68
CMS counts 134 Medicare patients who saw Dr. Owegi in 2024. The largest group is 65 to 74, with 49 patients. 74% of them have high blood pressure, and 69% have high cholesterol. 45% are also on Medicaid. Their average risk score is 1.88, 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. Owegi's median patient age at 71, with 52% women.
Dr. Owegi's Medicare patients by age, 2024
CMS leaves out age groups with fewer than 11 patients.
Dr. Owegi's Medicare patients by sex, 2024
- Women5239%
- Men8261%
Chronic conditions among Dr. Owegi's Medicare patients, 2024
- High blood pressure74%
- High cholesterol69%
- Arthritis46%
- Mood disorders46%
- Anxiety43%
- Depression40%
- Chronic kidney disease32%
- Ischemic heart disease31%
Share of Medicare patients with each condition. A patient can have several.
Dr. Owegi'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
- Women52%
- Men48%
Sources: Dmand AI Patient Panel Data; and Medicare Physician & Other Practitioners - by Provider (CMS), 2024 data
Dr. Margaret Owegi wrote 307 Medicare Part D claims in 2024
In 2024, Dr. Owegi wrote 307 Medicare Part D claims for 44 patients. 85% of them were for generic drugs. CMS names the drug for 234 of them, across 10 drugs with 11 or more claims each, at $55,105 in total drug cost. In 2023, CMS named 260 claims across 12 drugs.
Dr. Owegi's Part D claims by kind of drug, 2024
- Generic260 claims85%
- Brand-name47 claims15%
Dr. Owegi'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. Owegi's Part D claims, 2024
- Antibiotics4%13 of 307 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: 2602024: 23410%
Drugs named by CMS: 10 in 2024, 12 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. Margaret Owegi scored 100 out of 100 in Medicare's MIPS program for 2024
CMS publishes a Merit-based Incentive Payment System (MIPS) score of 100 out of 100 for Dr. Owegi for performance year 2024, reported through an alternative payment model (APM). Dr. Owegi accepts Medicare assignment, so Medicare's approved amount is taken as full payment. CMS lists Dr. Owegi as offering telehealth.
- Accepts Medicare assignment
- Yes
- Offers telehealth
- Yes
Dr. Owegi's MIPS scores, performance year 2024
- 100of 100Final score
- 83of 100Quality
- 100of 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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Dr. Margaret Owegi has 10 publications on record
Dmand AI links 10 papers to Dr. Owegi, published from 2017 to 2025. 2025 was the busiest year, with 2. The most frequent topics are Amyotrophic Lateral Sclerosis, Double-Blind Method and Vital Capacity. Dr. Owegi's most frequent co-authors are Merit Ester Cudkowicz, MD, Stephen Aaron Goutman, MD and Namita A. Goyal, MD.
Dr. Owegi's papers by year, 2017 to 2025
Topics Dr. Owegi writes about most
- Amyotrophic Lateral Sclerosis
- Double-Blind Method
- Vital Capacity
Dr. Owegi's most frequent co-authors
- Merit Ester Cudkowicz, MD7 shared papers
- Stephen Aaron Goutman, MD5 shared papers
- Namita A. Goyal, MD5 shared papers
Recent publications by Dr. Owegi
JAMA Netw Open
See who Dr. Owegi researches with
Physician Network Discovery turns co-authorship, shared hospitals and shared groups into a map of who Dr. Owegi works with, so you can find a warm path to the right neurologists.
Sources: PubMed (National Library of Medicine); and Dmand AI Research Linkage
Dr. Margaret Owegi has worked on 2 clinical trials
Dmand AI links Dr. Owegi to 2 clinical trials, 2 of them phase 2 studies. Conditions studied include Amyotrophic Lateral Sclerosis and TDP-43 Proteinopathies. Amylyx Pharmaceuticals Inc. sponsors the most, 2.
Conditions in Dr. Owegi's trials
- Amyotrophic Lateral Sclerosis
- TDP-43 Proteinopathies
Investigators on the most trials with Dr. Owegi
- James Bayard Caress, MD1 shared trial
- Michael A. Elliott, MD1 shared trial
- Christina Nicole Fournier, MD1 shared trial
Recent clinical trials with Dr. Owegi
Sources: Dmand AI Research Linkage; and ClinicalTrials.gov (National Library of Medicine)
Dr. Margaret Owegi received $1,153 in industry payments from 2018 to 2024
CMS Open Payments shows 2 general payments to Dr. Owegi from 2 drug and device companies from 2018 to 2024. Consulting fees make up the largest share, 99% of the total. UCB, Inc. paid the most, $1,140.
General payments to Dr. Owegi by program year, 2018 to 2024
General payments to Dr. Owegi by kind, 2018 to 2024
- Consulting fees$1,14099%
- Education$131%
Companies that paid Dr. Owegi the most, 2018 to 2024
Share is of all general payments to this clinician.
Source: Open Payments (CMS), 2025 data, released July 7, 2026
Sources for Dr. Margaret Owegi'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 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)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 |
| Clinical trials and co-investigators | Dmand AI Research LinkageClinicalTrials.gov (National Library of Medicine) (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 Dr. Margaret Owegi
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. Margaret Owegi's NPI number?
Dr. Margaret Owegi's NPI number is 1477718153. It was assigned on July 22, 2008, and it is active in the NPI Registry.
What kind of doctor is Dr. Margaret Owegi?
Dr. Margaret Owegi is a neurologist in Mendon, Massachusetts. The primary specialty in the NPI Registry is Neurology Physician (taxonomy code 2084N0400X).
Where does Dr. Margaret Owegi practice?
Dr. Owegi practices at 55 North Ave, Mendon, MA 01756. Dr. Owegi's primary practice is Umass Memorial Medical Center in Mendon, Massachusetts. Dmand AI also links Dr. Owegi to 1 hospital.
What is Dr. Margaret Owegi's office phone number?
The practice phone on file for Dr. Owegi is (508) 334-1000.
What is Dr. Margaret Owegi's medical license number?
Dr. Owegi holds Massachusetts license 260862.
Which hospitals is Dr. Margaret Owegi affiliated with?
Dr. Owegi is affiliated with UMass Memorial Medical Center - University Campus. Dmand AI links Dr. Owegi to 1 more hospital.
What medical group is Dr. Margaret Owegi part of?
Dr. Owegi is linked to UMass Memorial Medical Group.
Does Dr. Margaret Owegi accept Medicare?
Yes. CMS data shows Dr. Owegi billed Medicare for 245 services in 2024, and Dr. Owegi accepts Medicare assignment.
Does Dr. Margaret Owegi offer telehealth?
Yes. The CMS Doctors and Clinicians file lists Dr. Owegi as offering telehealth services.
What is Dr. Margaret Owegi's MIPS score?
Dr. Owegi's MIPS final score for performance year 2024 is 100 out of 100, reported through an alternative payment model (APM).
Show 7 more questionsShow fewer questions
How many Medicare patients does Dr. Margaret Owegi see?
CMS counts 134 Medicare patients who saw Dr. Owegi in 2024, with an average age of 68.
What services does Dr. Margaret Owegi bill to Medicare?
In 2024, Dr. Owegi's most billed Medicare services were office visit, established patient (99214), medicare service (G2211) and office visit, established patient (99215).
What drugs does Dr. Margaret Owegi prescribe most?
In 2024 Medicare Part D data, Dr. Owegi's most prescribed drugs by claims were Prednisone, Pyridostigmine Bromide and Gabapentin.
Has Dr. Margaret Owegi received payments from drug or device companies?
CMS Open Payments shows $1,153 in general payments to Dr. Owegi from 2 companies from 2018 to 2024. The largest total came from UCB, Inc.
How long has Dr. Margaret Owegi been practicing?
Dr. Owegi graduated from medical school in 2008, 18 years ago.
Does Dr. Margaret Owegi do research?
Dmand AI links 10 publications to Dr. Owegi, published from 2017 to 2025. Dr. Owegi has worked on 2 clinical trials.
Who does Dr. Margaret Owegi publish with?
Dr. Owegi's most frequent co-authors are Merit Ester Cudkowicz, MD (7 shared papers), Stephen Aaron Goutman, MD (5 shared papers) and Namita A. Goyal, MD (5 shared papers).
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