What is Rosemary Royce's NPI number?

Rosemary Royce's National Provider Identifier (NPI) is 1396799706, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.

What is Rosemary Royce's specialty?

Rosemary Royce is listed in the NPPES registry with a primary specialty of Family Nurse Practitioner (Physician Assistants & Advanced Practice Nursing Providers).

Where is Rosemary Royce located?

Rosemary Royce's practice location on file with NPPES is 2101 Rosecrans Ave # 3230, El Segundo, CA 90245-4749.

What is Rosemary Royce's phone number?

The practice phone number listed in the NPPES registry for Rosemary Royce is (323) 628-8671.

Is Rosemary Royce's NPI active?

Yes — Rosemary Royce's NPI (1396799706) is active in the NPPES registry as of the last update on 2018-12-20.

IndividualActive

Rosemary Royce, FNP

NPI 1396799706 · Family Nurse Practitioner · El Segundo, CA

Rosemary Royce, FNP is a Family Nurse Practitioner provider in El Segundo, CA (NPI 1396799706).

Provider details

NPI number: 1396799706
Entity type: Individual
Primary specialty: Family Nurse PractitionerPhysician Assistants & Advanced Practice Nursing Providers
Credential: FNP
Sex: Female
Sole proprietor: No
License: RN097442 (AZ)

Specialties & taxonomies

Family Nurse PractitionerPrimary363LF0000XLicense AP30000708 (WA)
Physician Assistants & Advanced Practice Nursing Providers
Family Nurse Practitioner363LF0000XLicense RN097442 (AZ)
Physician Assistants & Advanced Practice Nursing Providers
Registered Nurse163W00000XLicense RN00072972 (WA)
Nursing Service Providers

Profile Score

Detailed profile(100/100 index)

A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.

Registry tenure38% of score
20 yrs in NPPES registry
Profile completeness38% of score
100% of core fields populated
Practice footprint23% of score
7 documented practice locations

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

2101 Rosecrans Ave # 3230

El Segundo, CA 90245-4749

Phone: (323) 628-8671

Street-level locationGet directions

More CA providers

Mailing address

5700 100th St Sw

Tacoma, WA 98499-2752

Additional practice locations (6)

10870 Benson Dr Ste 2160
Overland Park, KS 66210-1509
Phone: (833) 357-3227
1 Galleria Blvd # 1420
Metairie, LA 70001-2082
Phone: (833) 362-5364
2645 Meridian Pkwy Ste 323
Durham, NC 27713
Phone: (984) 227-8902
5933 Ne Win Sivers Dr Ste 310
Portland, OR 97220-9106
Phone: (503) 420-5852
5933 Ne Win Sivers Dr Ste 310
Portland, OR 97220-9106
Phone: (503) 420-5852
2150 N 107th St Ste 480
Seattle, WA 98133-9009
Phone: (206) 962-3535

Enumerated: 2006-05-20
Last updated: 2018-12-20

Frequently asked questions

What is Rosemary Royce's NPI number?: Rosemary Royce's National Provider Identifier (NPI) is 1396799706, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
What is Rosemary Royce's specialty?: Rosemary Royce is listed in the NPPES registry with a primary specialty of Family Nurse Practitioner (Physician Assistants & Advanced Practice Nursing Providers).
Where is Rosemary Royce located?: Rosemary Royce's practice location on file with NPPES is 2101 Rosecrans Ave # 3230, El Segundo, CA 90245-4749.
What is Rosemary Royce's phone number?: The practice phone number listed in the NPPES registry for Rosemary Royce is (323) 628-8671.
Is Rosemary Royce's NPI active?: Yes — Rosemary Royce's NPI (1396799706) is active in the NPPES registry as of the last update on 2018-12-20.

Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.