Dr. Robert George Marvin, MD
- Medicare services, 2024
- 56
- Medicare patients, 2024
- 25
- Part D claims, 2020
- 11
- Publications
- 15
- Hospital affiliations
- 1
- Practice address
- 2901 N Fourth St, Longview, TX 75605
- Practice phone
- Call (903) 758-1818
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Primary practice
Find Dr. Marvin's professional email, personal email and mobile number
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Dr. Robert George Marvin is a general surgeon in Longview, Texas
Dr. Marvin practices at Longview Regional Medical Center in Longview, Texas, part of Community Health Systems.
Dr. Marvin's NPI, 1316006554, was assigned on December 6, 2006. Dr. Marvin graduated from McGill University Faculty of Medicine in 1989. Dr. Marvin's Texas license number on file is J7071.
- NPI
- 1316006554NPI Registry (opens in a new tab)
- Medicare PAC ID
- 2062424088
- NPI enumeration date
- December 6, 2006
- NPI status
- Active
- Accepts Medicare assignment
- Yes
- Practice phone
- (903) 758-1818
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- Sex
- Male
- Estimated age
- 63
- Medical school graduation
- 1989
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; Dmand AI Affiliation Data; and Doctors and Clinicians National Downloadable File (CMS)
Dr. Robert George Marvin practices at Longview Regional Medical Center in Longview, Texas
Dr. Marvin's primary practice is Longview Regional Medical Center, at 2901 N Fourth St, Longview, TX 75605 in Gregg County. The practice phone is (903) 758-1818.
- Longview Regional Medical Center2901 N Fourth St, Longview, TX 75605 · Gregg CountyPhone(903) 758-1818
Source: Dmand AI Affiliation Data
Dr. Robert George Marvin is affiliated with 2 sites of care
Dr. Marvin's primary practice is Longview Regional Medical Center in Longview, Texas, part of Community Health Systems. Dmand AI also links Dr. Marvin to 1 physician office, named with a free account.
Sources: Dmand AI Affiliation Data; and Dmand AI Org Hierarchy Data
Dmand AI tracks the EHR system at Dr. Robert George Marvin's practice
Dmand AI tracks the electronic health record (EHR) system at each site where Dr. Marvin practices, 2 sites in all. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| Longview Regional Medical Center | Available with a free account |
| +1 more affiliated site | Available with a free account |
Source: Dmand AI Technology Install Data
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Dr. Robert George Marvin is one of 1,939 general surgeons in Texas
Surgery is Dr. Marvin's primary specialty in the NPI Registry, under taxonomy code 208600000X. Dr. Marvin is board certified in surgery by the American Board of Surgery. Dmand AI has Dr. Marvin's licenses on file in 2 states: Texas and Tennessee.
Specialties and state licenses
- Surgery, TexasPrimary
- Tennessee license
General surgeons near Dr. Marvin
Counts of general surgeons 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. Robert George Marvin billed Medicare for 56 services in 2024
CMS data shows 56 Medicare services from Dr. Marvin across 2 procedure codes in 2024, for 25 Medicare patients. Medicare paid $3,988 for them. Every service was in a facility, such as a hospital, rather than an office.
Dr. Marvin compared with the Texas median for general surgeons, 2024
- Dr. Marvin
- Texas median
- Medicare services
- 56vs 11853% below
- Medicare patients
- 25vs 9774% below
- Part D claims
- 11vs 4274% below
Medians across 1,674 general surgeons in Texas with Dmand AI profiles that report each measure.
Dr. Marvin'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.
Need commercial claims for Dr. Marvin?
Medicare shows one payer. Book a meeting to get commercial claims data for Dr. Marvin and other general surgeons in Texas.
Sources: Medicare Physician & Other Practitioners - by Provider and Service (CMS), 2024 data; and Dmand AI Peer Benchmarks
Dr. Robert George Marvin treated 25 Medicare patients in 2024, average age 75
CMS counts 25 Medicare patients who saw Dr. Marvin in 2024. 75% of them have high blood pressure, and 75% have high cholesterol. Their average risk score is 2.31, 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. Marvin's median patient age at 62, with 54% women.
Dr. Marvin's Medicare patients by sex, 2024
- Women1352%
- Men1248%
Chronic conditions among Dr. Marvin's Medicare patients, 2024
- High blood pressure75%
- High cholesterol75%
- Arthritis64%
- Atrial fibrillation52%
- Ischemic heart disease48%
Share of Medicare patients with each condition. A patient can have several.
Dr. Marvin's patients across all payers
Dmand AI patient panel data covers Medicare, Medicaid and commercial patients.
Patient panel by age, all payers
Median age 62
Patient panel by sex, all payers
- Women54%
- Men44%
Sources: Dmand AI Patient Panel Data; and Medicare Physician & Other Practitioners - by Provider (CMS), 2024 data
Dr. Robert George Marvin wrote 11 Medicare Part D claims in 2020
In 2020, Dr. Marvin wrote 11 Medicare Part D claims. Every claim was for a generic drug. They cover 1 drug, with $318 in total drug cost. In 2019, CMS named 14 claims across 1 drug.
Dr. Marvin's most prescribed drugs by claims, 2020
CMS names a drug when it has 11 or more claims. Share is of the claims for drugs CMS names.
Part D claims for drugs CMS names, 2019 to 2020
- 2019
- 2020
- Claims for drugs CMS names
- 2019: 142020: 1121%
Drugs named by CMS: 1 in 2020, 1 in 2019.
Source: Medicare Part D Prescribers - by Provider and Drug (CMS), 2024 data, released May 6, 2026
How Dr. Robert George Marvin takes part in Medicare
Dr. Marvin accepts Medicare assignment, so Medicare's approved amount is taken as full payment.
- Accepts Medicare assignment
- Yes
Source: Doctors and Clinicians National Downloadable File (CMS)
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Dr. Robert George Marvin has 15 publications on record
Dmand AI links 15 papers to Dr. Marvin. The most frequent topics are Fluid Therapy, Length of Stay and Wounds, Nonpenetrating. Dr. Marvin has published most often in J Trauma. Dr. Marvin's most frequent co-authors are Frederick A. Moore, FACS, MD, Christine S. Cocanour, MD and Richard J. Andrassy, MD.
Topics Dr. Marvin writes about most
- Fluid Therapy
- Length of Stay
- Wounds, Nonpenetrating
- Injury Severity Score
- Muscle, Skeletal
- Resuscitation
- Shock, Hemorrhagic
- Spleen
Dr. Marvin's most frequent co-authors
- Frederick A. Moore, FACS, MD8 shared papers
- Christine S. Cocanour, MD7 shared papers
- Richard J. Andrassy, MD1 shared paper
Recent publications by Dr. Marvin
Arch Surg
See who Dr. Marvin researches with
Physician Network Discovery turns co-authorship, shared hospitals and shared groups into a map of who Dr. Marvin works with, so you can find a warm path to the right general surgeons.
Sources: PubMed (National Library of Medicine); and Dmand AI Research Linkage
Dr. Robert George Marvin received $24,780 in industry payments from 2016 to 2024
CMS Open Payments shows 192 general payments to Dr. Marvin from 16 drug and device companies from 2016 to 2024. Education make up the largest share, 53% of the total. Intuitive Surgical, Inc. paid the most, $14,643.
General payments to Dr. Marvin by program year, 2016 to 2024
General payments to Dr. Marvin by kind, 2016 to 2024
- Education$13,02453%
- Food and beverage$6,87928%
- Travel and lodging$2,50310%
- Consulting fees$2,37510%
Companies that paid Dr. Marvin 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. Robert George Marvin has 3 awards and honors on record
Dmand AI lists 3 awards for Dr. Marvin, most recently Outstanding Laparoscopic Resident Surgeon in 1994.
Awards and honors for Dr. Marvin
- 1994
- Outstanding Laparoscopic Resident Surgeon
- 1989
- Phi Beta Kappa
- Undated
- Honors Undergraduate Arts Program - Thematic Option
Source: Dmand AI Professional Profile Data
Dr. Robert George Marvin graduated from McGill University Faculty of Medicine
Dr. Marvin graduated from McGill University Faculty of Medicine in 1989.
- Medical school
- Board certified in surgery
- Board certified in surgical critical care
Source: Dmand AI Professional Profile Data
Dr. Robert George Marvin accepts plans from 3 insurance carriers
Dr. Marvin is in network with 3 carriers, including Elevance, Blue Cross Blue Shield of Michigan and CMS Medicare. HMO plans come from the most carriers, 2. Check the plan with the practice before a visit.
- Elevance
- Blue Cross Blue Shield of Michigan
- CMS Medicare
Plan types Dr. Marvin accepts, by number of carriers
- HMO2
- Medicare2
- POS2
- PPO2
- EPO1
Source: Dmand AI Insurance Network Data
Sources for Dr. Robert George Marvin'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) |
| MIPS scores, telehealth, assignment and procedure percentiles | Doctors and Clinicians National Downloadable File (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) |
| Awards and committee roles | Dmand AI Professional Profile Data |
| Training, board certification and memberships | Dmand AI Professional Profile Data |
| Insurance carriers and plan types | Dmand AI Insurance Network 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. Robert George Marvin
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. Robert George Marvin's NPI number?
Dr. Robert George Marvin's NPI number is 1316006554. It was assigned on December 6, 2006, and it is active in the NPI Registry.
What kind of doctor is Dr. Robert George Marvin?
Dr. Robert George Marvin is a general surgeon in Longview, Texas. The primary specialty in the NPI Registry is Surgery Physician (taxonomy code 208600000X).
Where does Dr. Robert George Marvin practice?
Dr. Marvin practices at 2901 N Fourth St, Longview, TX 75605. Dr. Marvin's primary practice is Longview Regional Medical Center in Longview, Texas, part of Community Health Systems. Dmand AI also links Dr. Marvin to 1 physician office.
What is Dr. Robert George Marvin's office phone number?
The practice phone on file for Dr. Marvin is (903) 758-1818.
What is Dr. Robert George Marvin's medical license number?
Dr. Marvin's Texas license number on file is J7071, one of the licenses on file in 2 states.
Which states has Dr. Robert George Marvin been licensed in?
Dmand AI has state licenses on file for Dr. Marvin in Texas (1994 to 2025) and Tennessee (1994 to 1997).
Which hospitals is Dr. Robert George Marvin affiliated with?
Dr. Marvin practices at Longview Regional Medical Center in Longview, Texas.
Does Dr. Robert George Marvin accept Medicare?
Yes. CMS data shows Dr. Marvin billed Medicare for 56 services in 2024, and Dr. Marvin accepts Medicare assignment.
How many Medicare patients does Dr. Robert George Marvin see?
CMS counts 25 Medicare patients who saw Dr. Marvin in 2024, with an average age of 75.
Is Dr. Robert George Marvin board certified?
Yes. Dr. Marvin is board certified in surgery by the American Board of Surgery.
Show 8 more questionsShow fewer questions
What services does Dr. Robert George Marvin bill to Medicare?
In 2024, Dr. Marvin's most billed Medicare services were hospital inpatient care (99232) and hospital inpatient care (99222).
Where did Dr. Robert George Marvin go to medical school?
Dr. Marvin graduated from McGill University Faculty of Medicine in 1989.
What drugs does Dr. Robert George Marvin prescribe most?
In 2020 Medicare Part D data, Dr. Marvin's most prescribed drugs by claims were Levothyroxine Sodium.
Has Dr. Robert George Marvin received payments from drug or device companies?
CMS Open Payments shows $24,780 in general payments to Dr. Marvin from 16 companies from 2016 to 2024. The largest total came from Intuitive Surgical, Inc.
How long has Dr. Robert George Marvin been practicing?
Dr. Marvin graduated from medical school in 1989, 37 years ago.
Does Dr. Robert George Marvin do research?
Dmand AI links 15 publications to Dr. Marvin.
Who does Dr. Robert George Marvin publish with?
Dr. Marvin's most frequent co-authors are Frederick A. Moore, FACS, MD (8 shared papers), Christine S. Cocanour, MD (7 shared papers) and Richard J. Andrassy, MD (1 shared paper).
What insurance does Dr. Robert George Marvin accept?
Dr. Marvin is in network with 3 carriers, including Elevance, Blue Cross Blue Shield of Michigan and CMS Medicare. HMO plans come from the most carriers, 2. Check the plan with the practice before a visit.
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