Dr. Robert Francis Musselman, MD
- Medicare services, 2024
- 1,135
- Medicare patients, 2024
- 723
- Part D claims, 2024
- 1,068
- Hospital affiliations
- 1
- Industry payments
- $5,831
- Practice address
- 10801 Lockwood Drive, Suite 260, Silver Spring, MD 20901
- Practice phone
- Call (301) 439-0300
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Primary practice
Lockwood Ambulatory Surgery Center
Surgery Center - Medicare-Certified · Silver Spring, Maryland
Find Dr. Musselman's professional email, personal email and mobile number
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Dr. Robert Francis Musselman is a gastroenterologist in Silver Spring, Maryland
Dr. Musselman practices at Lockwood Ambulatory Surgery Center in Silver Spring, Maryland.
Dr. Musselman's NPI, 1376640888, was assigned on September 19, 2006. Dr. Musselman graduated from University of Maryland School of Medicine in 1990. Dr. Musselman holds Maryland license D47215.
- NPI
- 1376640888NPI Registry (opens in a new tab)
- Medicare PAC ID
- 4082794284
- NPI enumeration date
- September 19, 2006
- NPI status
- Active
- Accepts Medicare assignment
- Yes
- Offers telehealth
- Yes
- Practice phone
- (301) 439-0300
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- Sex
- Male
- Estimated age
- 62
- Medical school graduation
- 1990
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; Dmand AI Affiliation Data; and Doctors and Clinicians National Downloadable File (CMS)
Dr. Robert Francis Musselman practices at Lockwood Ambulatory Surgery Center in Silver Spring, Maryland
Dr. Musselman's primary practice is Lockwood Ambulatory Surgery Center, at 10801 Lockwood Drive, Suite 260, Silver Spring, MD 20901. The practice phone is (301) 439-0300.
- Lockwood Ambulatory Surgery Center10801 Lockwood Drive, Suite 260, Silver Spring, MD 20901Phone(301) 439-0300
Source: Dmand AI Affiliation Data
Dr. Robert Francis Musselman is affiliated with 5 sites of care and 2 medical groups
Dr. Musselman's primary practice is Lockwood Ambulatory Surgery Center in Silver Spring, Maryland. Dr. Musselman is also affiliated with MedStar Montgomery Medical Center. The medical group on file is Capital Digestive Care. Dmand AI also links Dr. Musselman to 2 more group practices and clinics, 1 ambulatory surgery center and 1 medical group, each 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 Francis Musselman's practice
Dmand AI tracks the electronic health record (EHR) system at each site where Dr. Musselman practices, 5 sites in all. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| Lockwood Ambulatory Surgery Center | Available with a free account |
| +4 more sites and 1 medical group | Available with a free account |
Source: Dmand AI Technology Install Data
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Dr. Robert Francis Musselman is one of 405 gastroenterologists in Maryland
Gastroenterology is Dr. Musselman's primary specialty in the NPI Registry, under taxonomy code 207RG0100X. Dr. Musselman is licensed in Maryland.
Specialties and state licenses
- Gastroenterology, MarylandPrimary
Gastroenterologists near Dr. Musselman
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. Robert Francis Musselman billed Medicare for 1,135 services in 2024
CMS data shows 1,135 Medicare services from Dr. Musselman across 11 procedure codes in 2024, for 723 Medicare patients. Medicare paid $131,934 for them.
Dr. Musselman's Medicare services by type, 2023 to 2024
- 2023
- 2024
- Office and hospital visits
- 2023: 5442024: 63717%
- Surgery
- 2023: 4722024: 4417%
- Other services
- 2023: 602024: 575%
Where Dr. Musselman's Medicare services took place, 2024
- In an office63756%
- In a facility49844%
Dr. Musselman compared with the Maryland median for gastroenterologists, 2024
- Dr. Musselman
- Maryland median
- Medicare services
- 1,135vs 66870% above
- Medicare patients
- 723vs 39085% above
- Part D claims
- 878vs 3922.2 times
Medians across 396 gastroenterologists in Maryland with Dmand AI profiles that report each measure.
Dr. Musselman'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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Medicare shows one payer. Book a meeting to get commercial claims data for Dr. Musselman and other gastroenterologists in Maryland.
Sources: Medicare Physician & Other Practitioners - by Provider and Service (CMS), 2024 data; and Dmand AI Peer Benchmarks
Dr. Robert Francis Musselman treated 723 Medicare patients in 2024, average age 75
CMS counts 723 Medicare patients who saw Dr. Musselman in 2024. The largest group is 65 to 74, with 353 patients. 75% of them have high cholesterol, and 74% have high blood pressure. 4% are also on Medicaid. Their average risk score is 0.87, where 1.00 is the Medicare average.
Across all payers, Dmand AI patient panel data puts Dr. Musselman's median patient age at 67, with 56% women.
Dr. Musselman's Medicare patients by age, 2024
Dr. Musselman's Medicare patients by sex, 2024
- Women41858%
- Men30542%
Chronic conditions among Dr. Musselman's Medicare patients, 2024
- High cholesterol75%
- High blood pressure74%
- Arthritis47%
- Diabetes25%
- Ischemic heart disease22%
- Osteoporosis20%
- Cancer19%
- Anxiety18%
Share of Medicare patients with each condition. A patient can have several.
Dr. Musselman's patients across all payers
Dmand AI patient panel data covers Medicare, Medicaid and commercial patients.
Patient panel by age, all payers
Median age 67
Patient panel by sex, all payers
- Women56%
- Men42%
Sources: Dmand AI Patient Panel Data; and Medicare Physician & Other Practitioners - by Provider (CMS), 2024 data
Dr. Robert Francis Musselman wrote 1,068 Medicare Part D claims in 2024
In 2024, Dr. Musselman wrote 1,068 Medicare Part D claims for 415 patients. 85% of them were for generic drugs. CMS names the drug for 878 of them, across 21 drugs with 11 or more claims each, at $131,061 in total drug cost. In 2023, CMS named 575 claims across 14 drugs.
Dr. Musselman's Part D claims by kind of drug, 2024
- Generic907 claims85%
- Brand-name161 claims15%
Dr. Musselman'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. Musselman's Part D claims, 2024
- Antibiotics4%38 of 1,068 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: 5752024: 87853%
Drugs named by CMS: 21 in 2024, 14 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. Robert Francis Musselman ranks in the 90th percentile for colonoscopy in Medicare
Dr. Musselman accepts Medicare assignment, so Medicare's approved amount is taken as full payment. CMS lists Dr. Musselman as offering telehealth. CMS counts 160 procedures of colonoscopy by Dr. Musselman, more than 90% of the clinicians it reports for that procedure.
- Accepts Medicare assignment
- Yes
- Offers telehealth
- Yes
Where Dr. Musselman ranks in Medicare procedure volume
- Colonoscopy
- 90th percentile160 procedures
- Upper gastrointestinal (GI) endoscopy for acid reflux
- 74th percentile90 procedures
CMS ranks each clinician against every clinician it reports for the same procedure category.
Sources: Doctors and Clinicians National Downloadable File (CMS); and Doctors and Clinicians Utilization Data (CMS)
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Dr. Robert Francis Musselman received $5,831 in industry payments from 2016 to 2025
CMS Open Payments shows 288 general payments to Dr. Musselman from 30 drug and device companies from 2016 to 2025. Food and beverage make up the largest share, 100% of the total. Abbvie Inc. paid the most, $1,797.
General payments to Dr. Musselman by program year, 2016 to 2025
General payments to Dr. Musselman by kind, 2016 to 2025
- Food and beverage$5,815100%
- Education$170%
Companies that paid Dr. Musselman 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. Robert Francis Musselman graduated from University of Maryland School of Medicine
Dr. Musselman graduated from University of Maryland School of Medicine in 1990.
- Medical school
Source: Dmand AI Professional Profile Data
Sources for Dr. Robert Francis Musselman'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)Doctors and Clinicians Utilization Data (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. Robert Francis Musselman
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 Francis Musselman's NPI number?
Dr. Robert Francis Musselman's NPI number is 1376640888. It was assigned on September 19, 2006, and it is active in the NPI Registry.
What kind of doctor is Dr. Robert Francis Musselman?
Dr. Robert Francis Musselman is a gastroenterologist in Silver Spring, Maryland. The primary specialty in the NPI Registry is Gastroenterology Physician (taxonomy code 207RG0100X).
Where does Dr. Robert Francis Musselman practice?
Dr. Musselman practices at 10801 Lockwood Drive, Suite 260, Silver Spring, MD 20901. Dr. Musselman's primary practice is Lockwood Ambulatory Surgery Center in Silver Spring, Maryland. Dmand AI also links Dr. Musselman to 2 group practices and clinics, 1 ambulatory surgery center and 1 medical group.
What is Dr. Robert Francis Musselman's office phone number?
The practice phone on file for Dr. Musselman is (301) 439-0300.
What is Dr. Robert Francis Musselman's medical license number?
Dr. Musselman holds Maryland license D47215.
Which hospitals is Dr. Robert Francis Musselman affiliated with?
Dr. Musselman is affiliated with MedStar Montgomery Medical Center.
What medical group is Dr. Robert Francis Musselman part of?
Dr. Musselman is linked to Capital Digestive Care. Dmand AI links Dr. Musselman to 1 more medical group.
Does Dr. Robert Francis Musselman accept Medicare?
Yes. CMS data shows Dr. Musselman billed Medicare for 1,135 services in 2024, and Dr. Musselman accepts Medicare assignment.
Does Dr. Robert Francis Musselman offer telehealth?
Yes. The CMS Doctors and Clinicians file lists Dr. Musselman as offering telehealth services.
How many Medicare patients does Dr. Robert Francis Musselman see?
CMS counts 723 Medicare patients who saw Dr. Musselman in 2024, with an average age of 75.
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What services does Dr. Robert Francis Musselman bill to Medicare?
In 2024, Dr. Musselman's most billed Medicare services were office visit, established patient (99214), surgery: digestive system (45380) and office visit, established patient (99213).
Where did Dr. Robert Francis Musselman go to medical school?
Dr. Musselman graduated from University of Maryland School of Medicine in 1990.
What drugs does Dr. Robert Francis Musselman prescribe most?
In 2024 Medicare Part D data, Dr. Musselman's most prescribed drugs by claims were Pantoprazole Sodium, Famotidine and Sod Sulf-Potass Sulf-Mag Sulf.
Has Dr. Robert Francis Musselman received payments from drug or device companies?
CMS Open Payments shows $5,831 in general payments to Dr. Musselman from 30 companies from 2016 to 2025. The largest total came from Abbvie Inc.
How long has Dr. Robert Francis Musselman been practicing?
Dr. Musselman graduated from medical school in 1990, 36 years ago.
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