Harry Phillip Marshall Jr.
- Medicare services, 2024
- 65
- Medicare patients, 2024
- 45
- Hospital affiliations
- 2
- Industry payments
- $12,645
- Medical groups
- 5
- Practice address
- 5 Garrett Avenue, La Plata, MD 20646
- Practice phone
- Call (301) 609-4265
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Find Harry Marshall'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.
Harry Phillip Marshall Jr. is a general surgeon in La Plata, Maryland
Harry Marshall practices at University of Maryland Charles Regional Medical Center in La Plata, Maryland, part of University of Maryland Medical System.
Harry Marshall's NPI, 1063400570, was assigned on October 10, 2005. Harry Marshall holds District of Columbia license 22140.
- NPI
- 1063400570NPI Registry (opens in a new tab)
- Medicare PAC ID
- 7214998459
- NPI enumeration date
- October 10, 2005
- NPI status
- Active
- Accepts Medicare assignment
- Yes
- Practice phone
- (301) 609-4265
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- Sex
- Male
- Estimated age
- 68
- Medical school graduation
- 1984
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; Dmand AI Affiliation Data; and Doctors and Clinicians National Downloadable File (CMS)
Harry Phillip Marshall Jr. practices at University of Maryland Charles Regional Medical Center in La Plata, Maryland
Harry Marshall's primary practice is University of Maryland Charles Regional Medical Center, at 5 Garrett Avenue, La Plata, MD 20646 in Charles County. The practice phone is (301) 609-4265.
- University of Maryland Charles Regional Medical Center5 Garrett Avenue, La Plata, MD 20646 · Charles CountyPhone(301) 609-4265
Source: Dmand AI Affiliation Data
Harry Phillip Marshall Jr. is affiliated with 2 sites of care and 5 medical groups
Harry Marshall's primary practice is University of Maryland Charles Regional Medical Center in La Plata, Maryland, part of University of Maryland Medical System. Harry Marshall is also affiliated with UPMC Western Maryland. The medical group on file is Emergency Medicine Physicians (EMP). Dmand AI also links Harry Marshall to 4 more medical groups, each named with a free account.
Sources: Dmand AI Affiliation Data; and Dmand AI Org Hierarchy Data
Dmand AI tracks the EHR system at Harry Phillip Marshall Jr.'s practice
Dmand AI tracks the electronic health record (EHR) system at each site where Harry Marshall practices, 2 sites in all. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| University of Maryland Charles Regional Medical Center | Available with a free account |
| +1 more site and 4 medical groups | Available with a free account |
Source: Dmand AI Technology Install Data
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Harry Phillip Marshall Jr. is one of 532 general surgeons in Maryland
Surgery is Harry Marshall's primary specialty in the NPI Registry, under taxonomy code 208600000X. Harry Marshall is licensed in District of Columbia.
Specialties and state licenses
- Surgery, District of ColumbiaPrimary
General surgeons near Harry Marshall
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
Harry Phillip Marshall Jr. billed Medicare for 65 services in 2024
CMS data shows 65 Medicare services from Harry Marshall across 1 procedure code in 2024, for 45 Medicare patients. Medicare paid $10,779 for them. Every service was in a facility, such as a hospital, rather than an office.
Harry Marshall's Medicare services by type, 2021 to 2024
- 2021
- 2024
- Office and hospital visits
- 2021: 132024: 65400%
Harry Marshall compared with the Maryland median for general surgeons, 2024
- Harry Marshall
- Maryland median
- Medicare services
- 65vs 23072% below
- Medicare patients
- 45vs 16272% below
Medians across 485 general surgeons in Maryland with Dmand AI profiles that report each measure.
Harry Marshall'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 Harry Marshall and other general surgeons in Maryland.
Sources: Medicare Physician & Other Practitioners - by Provider and Service (CMS), 2024 data; and Dmand AI Peer Benchmarks
Harry Phillip Marshall Jr. treated 45 Medicare patients in 2024, average age 75
CMS counts 45 Medicare patients who saw Harry Marshall in 2024. The largest group is 65 to 74, with 15 patients. 75% of them have high blood pressure, and 75% have high cholesterol. 38% are also on Medicaid. Their average risk score is 3.30, where 1.00 is the Medicare average, so they are sicker than most Medicare patients.
Across all payers, Dmand AI patient panel data puts Harry Marshall's median patient age at 77, with 33% women.
Harry Marshall's Medicare patients by age, 2024
CMS leaves out age groups with fewer than 11 patients.
Harry Marshall's Medicare patients by sex, 2024
- Women2862%
- Men1738%
Chronic conditions among Harry Marshall's Medicare patients, 2024
- High blood pressure75%
- High cholesterol75%
- Diabetes73%
- Heart failure73%
- Arthritis67%
- Mood disorders67%
- Depression64%
- Chronic kidney disease60%
Share of Medicare patients with each condition. A patient can have several.
Harry Marshall's patients across all payers
Dmand AI patient panel data covers Medicare, Medicaid and commercial patients.
Patient panel by age, all payers
Median age 77
Patient panel by sex, all payers
- Women33%
- Men67%
Sources: Dmand AI Patient Panel Data; and Medicare Physician & Other Practitioners - by Provider (CMS), 2024 data
How Harry Phillip Marshall Jr. takes part in Medicare
Harry Marshall 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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Harry Phillip Marshall Jr. received $12,645 in industry payments from 2016 to 2022
CMS Open Payments shows 55 general payments to Harry Marshall from 14 drug and device companies from 2016 to 2022. Education make up the largest share, 55% of the total. Intuitive Surgical, Inc. paid the most, $9,398.
General payments to Harry Marshall by program year, 2016 to 2022
General payments to Harry Marshall by kind, 2016 to 2022
- Education$7,00055%
- Travel and lodging$3,75830%
- Food and beverage$1,88715%
Companies that paid Harry Marshall the most, 2016 to 2022
Share is of all general payments to this clinician.
Source: Open Payments (CMS), 2025 data, released July 7, 2026
Sources for Harry Phillip Marshall Jr.'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) |
| MIPS scores, telehealth, assignment and procedure percentiles | Doctors and Clinicians National Downloadable File (CMS) (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 Harry Phillip Marshall Jr.
Spotted something out of date? Email hello@dmand.ai and we will check the record. Contact details live in the free trial.
What is Harry Phillip Marshall Jr.'s NPI number?
Harry Phillip Marshall Jr.'s NPI number is 1063400570. It was assigned on October 10, 2005, and it is active in the NPI Registry.
What does Harry Phillip Marshall Jr. specialize in?
Harry Phillip Marshall Jr. is a general surgeon in La Plata, Maryland. The primary specialty in the NPI Registry is Surgery Physician (taxonomy code 208600000X).
Where does Harry Phillip Marshall Jr. practice?
Harry Marshall practices at 5 Garrett Avenue, La Plata, MD 20646. Harry Marshall's primary practice is University of Maryland Charles Regional Medical Center in La Plata, Maryland, part of University of Maryland Medical System. Dmand AI also links Harry Marshall to 4 medical groups.
What is Harry Phillip Marshall Jr.'s office phone number?
The practice phone on file for Harry Marshall is (301) 609-4265.
What is Harry Phillip Marshall Jr.'s medical license number?
Harry Marshall holds District of Columbia license 22140.
Which hospitals is Harry Phillip Marshall Jr. affiliated with?
Harry Marshall practices at University of Maryland Charles Regional Medical Center in La Plata, Maryland. Harry Marshall is also affiliated with UPMC Western Maryland.
What medical group is Harry Phillip Marshall Jr. part of?
Harry Marshall is linked to Emergency Medicine Physicians (EMP). Dmand AI links Harry Marshall to 4 more medical groups.
Does Harry Phillip Marshall Jr. accept Medicare?
Yes. CMS data shows Harry Marshall billed Medicare for 65 services in 2024, and Harry Marshall accepts Medicare assignment.
How many Medicare patients does Harry Phillip Marshall Jr. see?
CMS counts 45 Medicare patients who saw Harry Marshall in 2024, with an average age of 75.
What services does Harry Phillip Marshall Jr. bill to Medicare?
In 2024, Harry Marshall's most billed Medicare services were critical care (99291).
Has Harry Phillip Marshall Jr. received payments from drug or device companies?
CMS Open Payments shows $12,645 in general payments to Harry Marshall from 14 companies from 2016 to 2022. The largest total came from Intuitive Surgical, Inc.
How long has Harry Phillip Marshall Jr. been practicing?
Harry Marshall graduated from medical school in 1984, 42 years ago.
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