Gastroenterol Clin North Am
Intestinal AbsorptionIntestinesIntestine, Small
Dr. Glenn Knoell Harvin, MD
NPI1386733558PAC ID0446321905
- Medicare services, 2024
- 269
- Medicare patients, 2024
- 228
- Part D claims, 2024
- 1,317
- Publications
- 11
- MIPS score, 2024
- 97
- Practice address
- 521-C Moye Boulevard, Greenville, NC 27834
- Practice phone
- Call (252) 744-6600
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Primary practice
East Carolina Endoscopy Center
Surgery Center - Medicare-Certified · Greenville, North Carolina
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Dr. Glenn Knoell Harvin is a gastroenterologist in Greenville, North Carolina
Dr. Harvin practices at East Carolina Endoscopy Center in Greenville, North Carolina.
Dr. Harvin's NPI, 1386733558, was assigned on October 12, 2006. Dr. Harvin graduated from Brody School of Medicine at East Carolina University in 2002. Dr. Harvin holds North Carolina license 200701713.
NPI and contact details
- NPI
- 1386733558NPI Registry (opens in a new tab)
- Medicare PAC ID
- 0446321905
- NPI enumeration date
- October 12, 2006
- NPI status
- Active
- Accepts Medicare assignment
- Yes
- Practice phone
- (252) 744-6600
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- Sex
- Male
- Estimated age
- 50
- Medical school graduation
- 2002
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; Dmand AI Affiliation Data; and Doctors and Clinicians National Downloadable File (CMS)
Dr. Glenn Knoell Harvin practices at East Carolina Endoscopy Center in Greenville, North Carolina
Dr. Harvin's primary practice is East Carolina Endoscopy Center, at 521-C Moye Boulevard, Greenville, NC 27834. The practice phone is (252) 744-6600.
- East Carolina Endoscopy Center521-C Moye Boulevard, Greenville, NC 27834Phone(252) 744-6600
Source: Dmand AI Affiliation Data
Dr. Glenn Knoell Harvin is affiliated with 6 sites of care and 1 medical group
Dr. Harvin's primary practice is East Carolina Endoscopy Center in Greenville, North Carolina. Dr. Harvin is also affiliated with ECU Health Medical Center. The medical group on file is ECU Health. Dmand AI also links Dr. Harvin to 3 more hospitals and 1 group practice or clinic, each named with a free account.
East Carolina Endoscopy CenterPrimary
Sources: Dmand AI Affiliation Data; and Dmand AI Org Hierarchy Data
Dmand AI tracks the EHR system at Dr. Glenn Knoell Harvin's practice
Dmand AI tracks the electronic health record (EHR) system at each site where Dr. Harvin practices, 6 sites in all. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| East Carolina Endoscopy Center | Available with a free account |
| +5 more affiliated sites | Available with a free account |
Source: Dmand AI Technology Install Data
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Dr. Glenn Knoell Harvin is one of 590 gastroenterologists in North Carolina
Gastroenterology is Dr. Harvin's primary specialty in the NPI Registry, under taxonomy code 207RG0100X. Dmand AI has Dr. Harvin's licenses on file in 2 states: North Carolina and South Carolina.
Specialties and state licenses
- Gastroenterology, North CarolinaPrimary
- South Carolina license
Gastroenterologists near Dr. Harvin
Counts of gastroenterologists 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. Glenn Knoell Harvin billed Medicare for 269 services in 2024
CMS data shows 269 Medicare services from Dr. Harvin across 8 procedure codes in 2024, for 228 Medicare patients. Medicare paid $32,779 for them.
Medicare services, 2024269
Medicare patients228
Paid by Medicare$32,779
Procedure codes8
Dr. Harvin's Medicare services by type, 2023 to 2024
- 2023
- 2024
- Office and hospital visits
- 2023: 2552024: 15240%
- Surgery
- 2023: 1262024: 8334%
- Other services
- 2023: 362024: 346%
Where Dr. Harvin's Medicare services took place, 2024
- In an office15257%
- In a facility11743%
Dr. Harvin compared with the North Carolina median for gastroenterologists, 2024
- Dr. Harvin
- North Carolina median
- Medicare services
- 269vs 43839% below
- Medicare patients
- 228vs 26815% below
- Part D claims
- 1,168vs 4022.9 times
Medians across 567 gastroenterologists in North Carolina with Dmand AI profiles that report each measure.
Dr. Harvin'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. Glenn Knoell Harvin treated 228 Medicare patients in 2024, average age 70
CMS counts 228 Medicare patients who saw Dr. Harvin in 2024. The largest group is 65 to 74, with 126 patients. 75% of them have high blood pressure, and 74% have high cholesterol. 20% are also on Medicaid. Their average risk score is 1.29, where 1.00 is the Medicare average.
Across all payers, Dmand AI patient panel data puts Dr. Harvin's median patient age at 69, with 57% women.
Medicare patients, 2024228
Average age70
Average risk score1.29
Also on Medicaid20%
Dr. Harvin's Medicare patients by age, 2024
CMS leaves out age groups with fewer than 11 patients.
Dr. Harvin's Medicare patients by sex, 2024
- Women11952%
- Men10948%
Chronic conditions among Dr. Harvin's Medicare patients, 2024
- High blood pressure75%
- High cholesterol74%
- Arthritis45%
- Diabetes36%
- Chronic kidney disease30%
- Anxiety27%
- Ischemic heart disease24%
- Mood disorders24%
Share of Medicare patients with each condition. A patient can have several.
Dr. Harvin's patients across all payers
Dmand AI patient panel data covers Medicare, Medicaid and commercial patients.
Patient panel by age, all payers
Median age 69
Patient panel by sex, all payers
- Women57%
- Men43%
Sources: Dmand AI Patient Panel Data; and Medicare Physician & Other Practitioners - by Provider (CMS), 2024 data
Dr. Glenn Knoell Harvin wrote 1,317 Medicare Part D claims in 2024
In 2024, Dr. Harvin wrote 1,317 Medicare Part D claims for 475 patients. 75% of them were for generic drugs. CMS names the drug for 1,168 of them, across 29 drugs with 11 or more claims each, at $1,667,332 in total drug cost. In 2023, CMS named 1,203 claims across 30 drugs.
Part D claims, 20241,317
Drugs named by CMS29
Total drug cost$1.7M
Part D patients475
Dr. Harvin's Part D claims by kind of drug, 2024
- Generic994 claims75%
- Brand-name323 claims25%
Dr. Harvin'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. Harvin's Part D claims, 2024
- Antibiotics3%39 of 1,317 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: 1,2032024: 1,1683%
Drugs named by CMS: 29 in 2024, 30 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. Glenn Knoell Harvin scored 97 out of 100 in Medicare's MIPS program for 2024
CMS publishes a Merit-based Incentive Payment System (MIPS) score of 97 out of 100 for Dr. Harvin for performance year 2024, reported through an alternative payment model (APM). Dr. Harvin accepts Medicare assignment, so Medicare's approved amount is taken as full payment. CMS counts 79 procedures of colonoscopy by Dr. Harvin, more than 74% of the clinicians it reports for that procedure.
- Accepts Medicare assignment
- Yes
Dr. Harvin's MIPS scores, performance year 2024
- 97of 100Final score
- 82.4of 100Quality
- 100of 100Promoting Interoperability
- 40of 100Improvement Activities
Each score is out of 100. The final score weighs the categories CMS scored for this clinician.
Where Dr. Harvin ranks in Medicare procedure volume
- Colonoscopy
- 74th percentile79 procedures
- Upper gastrointestinal (GI) endoscopy for acid reflux
- 70th percentile74 procedures
CMS ranks each clinician against every clinician it reports for the same procedure category.
Sources: Doctors and Clinicians National Downloadable File (CMS); Clinician Public Reporting: Overall MIPS Performance (CMS), 2024 data, released September 10, 2026; and Doctors and Clinicians Utilization Data (CMS)
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Dr. Glenn Knoell Harvin has 11 publications on record
Dmand AI links 11 papers to Dr. Harvin, published from 2013 to 2021. 2016 was the busiest year, with 4. Dr. Harvin has published most often in World J Gastrointest Endosc. Dr. Harvin's most frequent co-authors are Eslam Galal Khalifa Ali, MD, William Joseph Leland, MD and Zahid Masood Vahora, MD.
Papers11
Years published2013 to 2021
Dr. Harvin's papers by year, 2013 to 2021
Dr. Harvin's most frequent co-authors
- Eslam Galal Khalifa Ali, MD3 shared papers
- William Joseph Leland, MD3 shared papers
- Zahid Masood Vahora, MD3 shared papers
Recent publications by Dr. Harvin
Case Rep Gastroenterol
See who Dr. Harvin researches with
Physician Network Discovery turns co-authorship, shared hospitals and shared groups into a map of who Dr. Harvin works with, so you can find a warm path to the right gastroenterologists.
Sources: PubMed (National Library of Medicine); and Dmand AI Research Linkage
Dr. Glenn Knoell Harvin received $518 in industry payments from 2016 to 2024
CMS Open Payments shows 30 general payments to Dr. Harvin from 10 drug and device companies from 2016 to 2024. Food and beverage make up the largest share, 100% of the total. Abbvie Inc. paid the most, $175.
General payments to Dr. Harvin by program year, 2016 to 2024
Companies that paid Dr. Harvin the most, 2016 to 2024
Share is of all general payments to this clinician.
Source: Open Payments (CMS), 2025 data, released July 7, 2026
Dr. Glenn Knoell Harvin graduated from Brody School of Medicine at East Carolina University
Dr. Harvin graduated from Brody School of Medicine at East Carolina University in 2002.
- Medical school
Source: Dmand AI Professional Profile Data
Sources for Dr. Glenn Knoell Harvin'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 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)Doctors and Clinicians Utilization Data (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. Glenn Knoell Harvin
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. Glenn Knoell Harvin's NPI number?
Dr. Glenn Knoell Harvin's NPI number is 1386733558. It was assigned on October 12, 2006, and it is active in the NPI Registry.
What kind of doctor is Dr. Glenn Knoell Harvin?
Dr. Glenn Knoell Harvin is a gastroenterologist in Greenville, North Carolina. The primary specialty in the NPI Registry is Gastroenterology Physician (taxonomy code 207RG0100X).
Where does Dr. Glenn Knoell Harvin practice?
Dr. Harvin practices at 521-C Moye Boulevard, Greenville, NC 27834. Dr. Harvin's primary practice is East Carolina Endoscopy Center in Greenville, North Carolina. Dmand AI also links Dr. Harvin to 3 hospitals and 1 group practice or clinic.
What is Dr. Glenn Knoell Harvin's office phone number?
The practice phone on file for Dr. Harvin is (252) 744-6600.
What is Dr. Glenn Knoell Harvin's medical license number?
Dr. Harvin holds North Carolina license 200701713, one of the licenses on file in 2 states.
Which states has Dr. Glenn Knoell Harvin been licensed in?
Dmand AI has state licenses on file for Dr. Harvin in North Carolina and South Carolina.
Which hospitals is Dr. Glenn Knoell Harvin affiliated with?
Dr. Harvin is affiliated with ECU Health Medical Center. Dmand AI links Dr. Harvin to 3 more hospitals.
What medical group is Dr. Glenn Knoell Harvin part of?
Dr. Harvin is linked to ECU Health.
Does Dr. Glenn Knoell Harvin accept Medicare?
Yes. CMS data shows Dr. Harvin billed Medicare for 269 services in 2024, and Dr. Harvin accepts Medicare assignment.
What is Dr. Glenn Knoell Harvin's MIPS score?
Dr. Harvin's MIPS final score for performance year 2024 is 97 out of 100, reported through an alternative payment model (APM).
Show 8 more questionsShow fewer questions
How many Medicare patients does Dr. Glenn Knoell Harvin see?
CMS counts 228 Medicare patients who saw Dr. Harvin in 2024, with an average age of 70.
What services does Dr. Glenn Knoell Harvin bill to Medicare?
In 2024, Dr. Harvin's most billed Medicare services were office visit, established patient (99214), surgery: digestive system (45385) and office visit, established patient (99213).
Where did Dr. Glenn Knoell Harvin go to medical school?
Dr. Harvin graduated from Brody School of Medicine at East Carolina University in 2002.
What drugs does Dr. Glenn Knoell Harvin prescribe most?
In 2024 Medicare Part D data, Dr. Harvin's most prescribed drugs by claims were Gavilyte-C, Omeprazole and Peg 3350-Electrolyte.
Has Dr. Glenn Knoell Harvin received payments from drug or device companies?
CMS Open Payments shows $518 in general payments to Dr. Harvin from 10 companies from 2016 to 2024. The largest total came from Abbvie Inc.
How long has Dr. Glenn Knoell Harvin been practicing?
Dr. Harvin graduated from medical school in 2002, 24 years ago.
Does Dr. Glenn Knoell Harvin do research?
Dmand AI links 11 publications to Dr. Harvin, published from 2013 to 2021.
Who does Dr. Glenn Knoell Harvin publish with?
Dr. Harvin's most frequent co-authors are Eslam Galal Khalifa Ali, MD (3 shared papers), William Joseph Leland, MD (3 shared papers) and Zahid Masood Vahora, MD (3 shared papers).
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