David Raymond Maish, MD
Orthopedic Surgery · Frederick, MD
At a glance
501 W 7Th St, Frederick, MD 21701-4586
Published activity: Hip replacement · Knee replacement · Removal of tissue. View counts and coverage
NPPES record updated Dec 30, 2022. Public records can lag behind changes at a practice.
Before you call: a quick checklist
- Are you accepting new patients?
- Do you accept my specific insurance plan?
- Do you provide the service I need at this address?
- Do I need a referral, and what is the earliest appointment?
Insurance participation and appointment availability are not established by these public records.
Medicare & insurance
Insurance participation is not established by these public records. Ask the practice and your insurer about your specific plan and this location.
How to check your coverage
Use your plan’s provider directory or the member-services number on your insurance card. Confirm the clinician, practice address, service, and whether a referral is required. A missing opt-out record does not establish Medicare acceptance.
Check the official Medicare directory ↗Practice location
501 W 7Th StFrederick, MD 21701-4586
Additional reported practice locations
25 Monument RdSuite 290
York, PA 174035060
Phone: 7178124090
Fax: 7178124092 100 N Academy Ave
Danville, PA 178221242
Phone: 5702716144
Fax: 5702716578 1562 Opossumtown Pike
Frederick, MD 217024920
Phone: 2402156310 7211 Bank Ct
Frederick, MD 217038483
Phone: 2402156310 3430 Worthington Blvd
Frederick, MD 217047017
Phone: 2402156310 504 E Ridgeville Blvd
Mount Airy, MD 217715942
Phone: 2402156310 75 Thomas Johnson Dr
Frederick, MD 217024895
Phone: 2402156310 194 Thomas Johnson Dr
Frederick, MD 217024679
Phone: 2402156310 3000D Ventrie Ct
Myersville, MD 217737817
Phone: 2402156310 230 W Patrick St
Frederick, MD 217016945
Phone: 2402156310 15 E Frederick St
Walkersville, MD 217938234
Phone: 2402156310 400 W 7Th St
Frederick, MD 217014506
Phone: 2402156310 16403 Old Emmitsburg Rd
Emmitsburg, MD 217278929
Phone: 2402156310 141 Thomas Johnson Dr
Frederick, MD 217024502
Phone: 3018460100
Education & affiliations
- Medical / professional school
- Jefferson Medical College Of Thomas Jefferson University
- Graduation year
- 1998
- CMS specialties
- Orthopedic Surgery
Practice groups
Reported hospital affiliations
- Frederick Health Hospital Frederick, MD
Graduation year does not establish years in practice. A reported affiliation does not establish employment, current admitting privileges, or insurance participation.
Source: CMS National Downloadable File · Published Oct 15, 2026.
Source: CMS Facility Affiliation Data · Published Oct 15, 2026.
Procedures in the public data
Reported activity can help you ask more informed questions about a practice’s services.
| Procedure category | Published Medicare activity |
|---|---|
| Hip replacement | 27 |
| Knee replacement | 72 |
| Removal of tissue | 1-10 |
CMS uses a one-year claims window with a reporting lag. Counts cover the Medicare activity included by CMS, not all patients. “1–10” is a published range. Volume is not a quality or outcomes score. Coverage and methodology
Source: CMS Utilization Data · Published Oct 15, 2026.
Find providers with a similar service mix
Compare 2024 published Medicare activity in the same reported specialty, here or in another city.
Industry-reported general payments
Includes reported transfers of value, such as meals, travel, or consulting. Payments do not establish improper conduct or quality of care. Research funding and ownership values are excluded from this total.
See payment purposes and reporting companies
Reported purposes
| Purpose | Amount |
|---|---|
| Food and beverage | $54.20 |
Reporting companies
| Company | Amount |
|---|---|
| ZIMMER BIOMET HOLDINGS, INC. | $54.20 |
Source: CMS 2025 payments grouped by covered recipient and nature of payments · Published Jun 30, 2026.
Professional details: NPI, taxonomy & registry record
Registry details
- Primary taxonomy
- Orthopedic Surgery
- Taxonomy code
- 207X00000X
- Enumeration date
- Mar 31, 2006
- Record updated
- Dec 30, 2022
More registry details
- Provider type
- Individual · Type 1
- Reported credentials
- MD
Reported taxonomies and licenses
207X00000X
License reported: MD072798L PA
207XS0114X
License reported: MD072798L PA
207X00000X · Primary
License reported: D96085 MD
License numbers and credentials are reported to NPPES; HCPList does not independently verify them.
Practice location
501 W 7Th StFrederick, MD 21701-4586
- Phone
- (240) 215-6310
Mailing address
400 W 7TH STFREDERICK, MD 217014506
Information may be outdated or incomplete. Confirm details directly with the practice. HCPList is an independent directory and is not affiliated with CMS.
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