IndividualActive
John Markel, D.D.S.
NPI 1487814950 · General Practice Dentistry · Perryville, MD
John Markel, D.D.S. is a General Practice Dentistry provider in Perryville, MD (NPI 1487814950).
Provider details
- NPI number
- 1487814950
- Entity type
- Individual
- Primary specialty
- General Practice DentistryDental Providers
- Credential
- D.D.S.
- Sex
- Male
- Sole proprietor
- No
- License
- 14325 (MD)
Specialties & taxonomies
Dental Providers
Profile Score
Detailed profile(87/100 index)
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure38% of score
18 yrs in NPPES registry
- Profile completeness38% of score
100% of core fields populated
- Practice footprint23% of score
1 documented practice location
Signals a provider has no public data for (e.g. Medicare claims) are left out of the score entirely — never counted as zero — so providers without that data are not penalized. See the full formula and weights in our methodology.
Practice location
325 Broad St
Perryville, MD 21903-2800
Phone: (410) 642-9891
Street-level locationGet directions
Mailing address
416 Paxson Ave
Hamilton Square, NJ 08690-1915
Registry dates
- Enumerated
- 2008-06-09
- Last updated
- 2010-06-01
Frequently asked questions
- What is John Markel's NPI number?
- John Markel's National Provider Identifier (NPI) is 1487814950, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is John Markel's specialty?
- John Markel is listed in the NPPES registry with a primary specialty of General Practice Dentistry (Dental Providers).
- Where is John Markel located?
- John Markel's practice location on file with NPPES is 325 Broad St, Perryville, MD 21903-2800.
- What is John Markel's phone number?
- The practice phone number listed in the NPPES registry for John Markel is (410) 642-9891.
- Is John Markel's NPI active?
- Yes — John Markel's NPI (1487814950) is active in the NPPES registry as of the last update on 2010-06-01.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.