Dr. Grice Shelton McMullan, MD
- Medicare services, 2024
- 437
- Medicare patients, 2024
- 225
- Part D claims, 2024
- 255
- Industry payments
- $2,500
- Affiliated sites
- 2
- Practice address
- 7350 Van Dusen Road Suite # 310, Laurel, MD 20707
- Practice phone
- Call (301) 490-2216
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Primary practice
Barber Podiatry
Surgery Center - Medicare-Certified · Laurel, Maryland
Find Dr. McMullan'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. Grice Shelton McMullan is a gastroenterologist in Laurel, Maryland
Dr. McMullan practices at Barber Podiatry in Laurel, Maryland.
Dr. McMullan's NPI, 1033409362, was assigned on April 7, 2011. Dr. McMullan graduated from George Washington University School of Medicine in 2011. Dr. McMullan holds Maryland license D0082884.
- NPI
- 1033409362NPI Registry (opens in a new tab)
- Medicare PAC ID
- 0446526818
- NPI enumeration date
- April 7, 2011
- NPI status
- Active
- Accepts Medicare assignment
- Yes
- Offers telehealth
- Yes
- Practice phone
- (301) 490-2216
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- Sex
- Male
- Estimated age
- 41
- Medical school graduation
- 2011
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; Dmand AI Affiliation Data; and Doctors and Clinicians National Downloadable File (CMS)
Dr. Grice Shelton McMullan practices at Barber Podiatry in Laurel, Maryland
Dr. McMullan's primary practice is Barber Podiatry, at 7350 Van Dusen Road Suite # 310, Laurel, MD 20707. The practice phone is (301) 490-2216.
- Barber Podiatry7350 Van Dusen Road Suite # 310, Laurel, MD 20707Phone(301) 490-2216
Source: Dmand AI Affiliation Data
Dr. Grice Shelton McMullan is affiliated with 2 sites of care and 1 medical group
Dr. McMullan's primary practice is Barber Podiatry in Laurel, Maryland. The medical group on file is Capital Digestive Care. Dmand AI also links Dr. McMullan to 1 more group practice or clinic, named with a free account.
Sources: Dmand AI Affiliation Data; and Dmand AI Org Hierarchy Data
Dmand AI tracks the EHR system at Dr. Grice Shelton McMullan's practice
Dmand AI tracks the electronic health record (EHR) system at each site where Dr. McMullan practices, 2 sites in all. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| Barber Podiatry | 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. Grice Shelton McMullan is one of 405 gastroenterologists in Maryland
Gastroenterology is Dr. McMullan's primary specialty in the NPI Registry, under taxonomy code 207RG0100X. Dr. McMullan is licensed in Maryland.
Specialties and state licenses
- Gastroenterology, MarylandPrimary
Gastroenterologists near Dr. McMullan
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. Grice Shelton McMullan billed Medicare for 437 services in 2024
CMS data shows 437 Medicare services from Dr. McMullan across 8 procedure codes in 2024, for 225 Medicare patients. Medicare paid $46,619 for them.
Dr. McMullan's Medicare services by type, 2023 to 2024
- 2023
- 2024
- Office and hospital visits
- 2023: 2492024: 28012%
- Surgery
- 2023: 1122024: 15740%
Where Dr. McMullan's Medicare services took place, 2024
- In an office28064%
- In a facility15736%
Dr. McMullan compared with the Maryland median for gastroenterologists, 2024
- Dr. McMullan
- Maryland median
- Medicare services
- 437vs 66835% below
- Medicare patients
- 225vs 39042% below
- Part D claims
- 140vs 39264% below
Medians across 396 gastroenterologists in Maryland with Dmand AI profiles that report each measure.
Dr. McMullan'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. McMullan and other gastroenterologists in Maryland.
Sources: Medicare Physician & Other Practitioners - by Provider and Service (CMS), 2024 data; and Dmand AI Peer Benchmarks
Dr. Grice Shelton McMullan treated 225 Medicare patients in 2024, average age 72
CMS counts 225 Medicare patients who saw Dr. McMullan in 2024. The largest group is 65 to 74, with 130 patients. 75% of them have high cholesterol, and 73% have high blood pressure. 19% are also on Medicaid. Their average risk score is 1.13, where 1.00 is the Medicare average.
Across all payers, Dmand AI patient panel data puts Dr. McMullan's median patient age at 56, with 49% women.
Dr. McMullan's Medicare patients by age, 2024
Dr. McMullan's Medicare patients by sex, 2024
- Women12455%
- Men10145%
Chronic conditions among Dr. McMullan's Medicare patients, 2024
- High cholesterol75%
- High blood pressure73%
- Arthritis45%
- Diabetes37%
- Ischemic heart disease24%
- Mood disorders24%
- Anxiety22%
- Depression22%
Share of Medicare patients with each condition. A patient can have several.
Dr. McMullan's patients across all payers
Dmand AI patient panel data covers Medicare, Medicaid and commercial patients.
Patient panel by age, all payers
Median age 56
Patient panel by sex, all payers
- Women49%
- Men49%
Sources: Dmand AI Patient Panel Data; and Medicare Physician & Other Practitioners - by Provider (CMS), 2024 data
Dr. Grice Shelton McMullan wrote 255 Medicare Part D claims in 2024
In 2024, Dr. McMullan wrote 255 Medicare Part D claims for 135 patients. 85% of them were for generic drugs. CMS names the drug for 140 of them, across 4 drugs with 11 or more claims each, at $3,514 in total drug cost. In 2023, CMS named 150 claims across 5 drugs.
Dr. McMullan's Part D claims by kind of drug, 2024
- Generic217 claims85%
- Brand-name38 claims15%
Dr. McMullan'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. McMullan's Part D claims, 2024
- Antibiotics7%19 of 255 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: 1502024: 1407%
Drugs named by CMS: 4 in 2024, 5 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. Grice Shelton McMullan ranks in the 66th percentile for colonoscopy in Medicare
Dr. McMullan accepts Medicare assignment, so Medicare's approved amount is taken as full payment. CMS lists Dr. McMullan as offering telehealth. CMS counts 55 procedures of colonoscopy by Dr. McMullan, more than 66% of the clinicians it reports for that procedure.
- Accepts Medicare assignment
- Yes
- Offers telehealth
- Yes
Where Dr. McMullan ranks in Medicare procedure volume
- Colonoscopy
- 66th percentile55 procedures
- Upper gastrointestinal (GI) endoscopy for acid reflux
- 59th percentile39 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. Grice Shelton McMullan received $2,500 in industry payments from 2017 to 2025
CMS Open Payments shows 108 general payments to Dr. McMullan from 21 drug and device companies from 2017 to 2025. Food and beverage make up the largest share, 96% of the total. Abbvie Inc. paid the most, $696.
General payments to Dr. McMullan by program year, 2017 to 2025
General payments to Dr. McMullan by kind, 2017 to 2025
- Food and beverage$2,40696%
- Education$944%
Companies that paid Dr. McMullan the most, 2017 to 2025
Share is of all general payments to this clinician.
Source: Open Payments (CMS), 2025 data, released July 7, 2026
Dr. Grice Shelton McMullan graduated from George Washington University School of Medicine
Dr. McMullan graduated from George Washington University School of Medicine in 2011.
- Medical school
Source: Dmand AI Professional Profile Data
Sources for Dr. Grice Shelton McMullan'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. Grice Shelton McMullan
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. Grice Shelton McMullan's NPI number?
Dr. Grice Shelton McMullan's NPI number is 1033409362. It was assigned on April 7, 2011, and it is active in the NPI Registry.
What kind of doctor is Dr. Grice Shelton McMullan?
Dr. Grice Shelton McMullan is a gastroenterologist in Laurel, Maryland. The primary specialty in the NPI Registry is Gastroenterology Physician (taxonomy code 207RG0100X).
Where does Dr. Grice Shelton McMullan practice?
Dr. McMullan practices at 7350 Van Dusen Road Suite # 310, Laurel, MD 20707. Dr. McMullan's primary practice is Barber Podiatry in Laurel, Maryland. Dmand AI also links Dr. McMullan to 1 group practice or clinic.
What is Dr. Grice Shelton McMullan's office phone number?
The practice phone on file for Dr. McMullan is (301) 490-2216.
What is Dr. Grice Shelton McMullan's medical license number?
Dr. McMullan holds Maryland license D0082884.
What medical group is Dr. Grice Shelton McMullan part of?
Dr. McMullan is linked to Capital Digestive Care.
Does Dr. Grice Shelton McMullan accept Medicare?
Yes. CMS data shows Dr. McMullan billed Medicare for 437 services in 2024, and Dr. McMullan accepts Medicare assignment.
Does Dr. Grice Shelton McMullan offer telehealth?
Yes. The CMS Doctors and Clinicians file lists Dr. McMullan as offering telehealth services.
How many Medicare patients does Dr. Grice Shelton McMullan see?
CMS counts 225 Medicare patients who saw Dr. McMullan in 2024, with an average age of 72.
What services does Dr. Grice Shelton McMullan bill to Medicare?
In 2024, Dr. McMullan's most billed Medicare services were office visit, established patient (99214), office visit, new patient (99203) and surgery: digestive system (45380).
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Where did Dr. Grice Shelton McMullan go to medical school?
Dr. McMullan graduated from George Washington University School of Medicine in 2011.
What drugs does Dr. Grice Shelton McMullan prescribe most?
In 2024 Medicare Part D data, Dr. McMullan's most prescribed drugs by claims were Omeprazole, Sod Sulf-Potass Sulf-Mag Sulf and Pantoprazole Sodium.
Has Dr. Grice Shelton McMullan received payments from drug or device companies?
CMS Open Payments shows $2,500 in general payments to Dr. McMullan from 21 companies from 2017 to 2025. The largest total came from Abbvie Inc.
How long has Dr. Grice Shelton McMullan been practicing?
Dr. McMullan graduated from medical school in 2011, 15 years ago.
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