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Marilyn Giles, M.D.
NPI 1891048336 · Internal Medicine Physician · Olney, MD
Marilyn Giles, M.D. is a Internal Medicine Physician provider in Olney, MD (NPI 1891048336).
Provider details
- NPI number
- 1891048336
- Entity type
- Individual
- Primary specialty
- Internal Medicine PhysicianAllopathic & Osteopathic Physicians
- Credential
- M.D.
- Sex
- Female
- Sole proprietor
- Yes
- License
- D0034373 (MD)
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Profile Score
Detailed profile(79/100 index)
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure38% of score
13 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
4100 Horatio Ct
Olney, MD 20832-2963
Phone: (301) 570-3044
Fax: (301) 570-3044
Street-level locationGet directions
Mailing address
4100 Horatio Ct
Olney, MD 20832-2963
Registry dates
- Enumerated
- 2012-10-22
- Last updated
- 2012-10-22
Frequently asked questions
- What is Marilyn Giles's NPI number?
- Marilyn Giles's National Provider Identifier (NPI) is 1891048336, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Marilyn Giles's specialty?
- Marilyn Giles is listed in the NPPES registry with a primary specialty of Internal Medicine Physician (Allopathic & Osteopathic Physicians).
- Where is Marilyn Giles located?
- Marilyn Giles's practice location on file with NPPES is 4100 Horatio Ct, Olney, MD 20832-2963.
- What is Marilyn Giles's phone number?
- The practice phone number listed in the NPPES registry for Marilyn Giles is (301) 570-3044.
- Is Marilyn Giles's NPI active?
- Yes — Marilyn Giles's NPI (1891048336) is active in the NPPES registry as of the last update on 2012-10-22.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.