Marianne Hiles, MSN, RN, APRN-CNS
NPI 1356949788 · Perinatal Clinical Nurse Specialist · Frederick, MD
Marianne Hiles, MSN, RN, APRN-CNS is a Perinatal Clinical Nurse Specialist provider in Frederick, MD (NPI 1356949788).
Provider details
- NPI number
- 1356949788
- Entity type
- Individual
- Primary specialty
- Perinatal Clinical Nurse SpecialistPhysician Assistants & Advanced Practice Nursing Providers
- Credential
- MSN, RN, APRN-CNS
- Sex
- Female
- Sole proprietor
- No
- License
- CS00020 (MD)
Specialties & taxonomies
Physician Assistants & Advanced Practice Nursing Providers
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure33% of score
5 yrs in NPPES registry
- Profile completeness33% of score
100% of core fields populated
- Practice footprint20% of score
1 documented practice location
- Open Payments transparency13% of score
Has Open Payments disclosures (2024)
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.
Transparency — industry payments
Based on CMS Open Payments, 2024; not all care is captured.
$90 across 1 record (Open Payments 2024)
Open Payments discloses payments and transfers of value (meals, travel, consulting, research, royalties) from drug and device makers to providers. This is a transparency signal, not a verdict — such payments are legal and common, and their presence is neither an endorsement nor a criticism. Source: CMS Open Payments, program year 2024.
Practice location
Mailing address
Registry dates
- Enumerated
- 2020-10-16
- Last updated
- 2021-10-06
- Certified
- 2021-10-06
Frequently asked questions
- What is Marianne Hiles's NPI number?
- Marianne Hiles's National Provider Identifier (NPI) is 1356949788, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Marianne Hiles's specialty?
- Marianne Hiles is listed in the NPPES registry with a primary specialty of Perinatal Clinical Nurse Specialist (Physician Assistants & Advanced Practice Nursing Providers).
- Where is Marianne Hiles located?
- Marianne Hiles's practice location on file with NPPES is 400 W 7th St, Frederick, MD 21701-4506.
- What is Marianne Hiles's phone number?
- The practice phone number listed in the NPPES registry for Marianne Hiles is (240) 566-3312.
- Is Marianne Hiles's NPI active?
- Yes — Marianne Hiles's NPI (1356949788) is active in the NPPES registry as of the last update on 2021-10-06.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.