What is Ruby Guillermo's NPI number?

Ruby Guillermo's National Provider Identifier (NPI) is 1962697078, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.

What is Ruby Guillermo's specialty?

Ruby Guillermo is listed in the NPPES registry with a primary specialty of Physical Therapist (Respiratory, Developmental, Rehabilitative and Restorative Service Providers).

Where is Ruby Guillermo located?

Ruby Guillermo's practice location on file with NPPES is 200 E 16th St, Frederick, MD 21701-4400.

What is Ruby Guillermo's phone number?

The practice phone number listed in the NPPES registry for Ruby Guillermo is (301) 662-8700.

Is Ruby Guillermo's NPI active?

Yes — Ruby Guillermo's NPI (1962697078) is active in the NPPES registry as of the last update on 2007-09-11.

IndividualActive

Ruby Guillermo, PT

NPI 1962697078 · Physical Therapist · Frederick, MD

Ruby Guillermo, PT is a Physical Therapist provider in Frederick, MD (NPI 1962697078).

Provider details

NPI number: 1962697078
Entity type: Individual
Primary specialty: Physical TherapistRespiratory, Developmental, Rehabilitative and Restorative Service Providers
Credential: PT
Sex: Female
Sole proprietor: No
License: 22076 (MD)

Specialties & taxonomies

Physical TherapistPrimary225100000XLicense 22076 (MD)
Respiratory, Developmental, Rehabilitative and Restorative Service Providers

Profile Score

Detailed profile(88/100 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

200 E 16th St

Frederick, MD 21701-4400

Phone: (301) 662-8700

Fax: (301) 698-8935

Street-level locationGet directions

More MD providers

Mailing address

3201 W Commercial Blvd Ste 116

Ft Lauderdale, FL 33309-3444

Enumerated: 2007-09-11
Last updated: 2007-09-11

Frequently asked questions

What is Ruby Guillermo's NPI number?: Ruby Guillermo's National Provider Identifier (NPI) is 1962697078, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
What is Ruby Guillermo's specialty?: Ruby Guillermo is listed in the NPPES registry with a primary specialty of Physical Therapist (Respiratory, Developmental, Rehabilitative and Restorative Service Providers).
Where is Ruby Guillermo located?: Ruby Guillermo's practice location on file with NPPES is 200 E 16th St, Frederick, MD 21701-4400.
What is Ruby Guillermo's phone number?: The practice phone number listed in the NPPES registry for Ruby Guillermo is (301) 662-8700.
Is Ruby Guillermo's NPI active?: Yes — Ruby Guillermo's NPI (1962697078) is active in the NPPES registry as of the last update on 2007-09-11.

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