GUILLERMO GRANT CRNP
NPI 1669995437
Nurse Practitioner - Primary Care in Washington, DC

Active since July 24, 2017PECOS EnrolledAccepts Medicare Assignment
1220 12TH ST SE, WASHINGTON, DC 20003(202) 279-1819(202) 617-2985 Get Directions Write a Review

NPPES record last updated: May 18, 2021. Verified against the NPPES registry weekly; last sync: August 02, 2026.

Record update history: May 18, 2021, Jul 24, 2017 (2 updates tracked since 2017).

About Guillermo Grant Crnp NPPES

Official registry information on file with the National Plan and Provider Enumeration System.

GUILLERMO GRANT CRNP (NPI 1669995437) is an individual primary care provider in Washington, District Of Columbia, licensed in District Of Columbia (RN1011343) and active in the NPI registry since July 2017. He is enrolled in Medicare PECOS and is a graduate of Other (2006).

NPPES Registry Identity

NPI1669995437
Entity TypeIndividualMale
Primary Taxonomy363LP2300X
Provider Legal NameGUILLERMO GRANTCredential: CRNP
Location Address1220 12TH ST SEWashington, DC 20003-3722
Mailing Address5941 Addison RdCapitol Heights, MD 20743-2166 · (301) 343-6298
Fax(202) 617-2985
Sole ProprietorYes
Medical School CMSOtherGraduated 2006
Enumeration DateJuly 24, 2017
Last NPPES UpdateMay 18, 20212 updates tracked since enumeration
NPPES CertifiedMay 18, 2021
NPI 1669995437 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses 2

Primary SpecialtyNurse Practitioner · Primary CarePhysician Assistants & Advanced Practice Nursing Providers
Taxonomy Code363LP2300X
License Licensed in DC · RN1011343
Also ListedNurse Practitioner · FamilyTaxonomy 363LF0000X · License RN101143 (DC)
1220 12TH ST SE, Washington, DC 20003

Medicare Participation & PECOS CMS

Medicare enrollment, assignment, and ordering and referring status from the CMS PECOS system.

Medicare Enrollment Status

Enrolled in Medicare and accepts Medicare assignment

Guillermo Grant Crnp is registered in PECOS and agrees to accept the Medicare-approved amount as full payment. Medicare patients are not billed beyond the standard deductible and coinsurance.

PECOS PAC ID4789958315
PECOS Enrollment IDI20170921000030
Eligible to Order & Refer Part B Labs & Imaging Durable Medical Equipment Home Health Agency Power Mobility DevicesPer the CMS Ordering and Referring file. Eligibility means Medicare pays claims that this provider orders or refers for these categories.

Areas of Expertise CMS Part B claims

Services this provider delivered to Medicare fee-for-service patients, from the CMS Medicare utilization data. Higher counts generally reflect more experience with a service; care delivered outside Medicare is not included.

Blood glucose (sugar) test performed by hand-held instrument 82962
A blood glucose test uses a handheld device to measure the amount of sugar in your blood. A small prick on your finger allows a drop of blood to be placed on a test strip, which is then read by the device. This helps monitor and manage diabetes effectively.
11 services11 patients

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 20003 ZIP code area, from fee-for-service claims. These are area statistics, not this provider’s prices; actual charges vary by service and coverage.

New Patient
$100.31 typical visit price
range $65.18 – $194.86
Typical copayment $25.07 (range $16.29 – $48.71)
Most-billed visit code 99203
Established Patient
$113.72 typical visit price
range $21.40 – $158.88
Typical copayment $28.43 (range $5.35 – $39.72)
Most-billed visit code 99214
Amounts reflect what Medicare beneficiaries in this ZIP area are typically charged for office visits. Patients with other coverage should check their individual plans.

Other Providers at the Same Location NPPES 20

Providers registered at the same practice address, or within the immediate area, according to the NPPES registry.

Home Health Aide
1220 12TH ST SE
WASHINGTON, DC 20003
Home Health
1220 12TH ST SE, SUITE G35
WASHINGTON, DC 20003
Student in an Organized Health Care Education/Training Program
1220 12TH ST SE
WASHINGTON, DC 20003
Nurse Practitioner (Family)
1220 12TH ST SE, SUITE 120
WASHINGTON, DC 20003
Physician Assistant (Medical)
1220 12TH ST SE
WASHINGTON, DC 20003
Nurse's Aide
1220 12TH ST SE
WASHINGTON, DC 20003
Nurse Practitioner (Family)
1220 12TH ST SE, SUITE 120
WASHINGTON, DC 20003
Case Manager/Care Coordinator
1220 12TH ST SE
WASHINGTON, DC 20003

Frequently Asked Questions NPPES & CMS

Common questions about this NPI record, answered from the official NPPES registry and CMS datasets shown on this page.

What is Guillermo Grant's NPI number?

The NPI number for Guillermo Grant is 1669995437. It was assigned to this individual provider in the NPPES registry on July 24, 2017.

Where is Guillermo Grant located?

Guillermo Grant practices at 1220 12th St SE, Washington, DC 20003. The listed phone number is (202) 279-1819.

What is Guillermo Grant's specialty?

The primary specialty registered for this NPI is Nurse Practitioner, specializing in Primary Care, with taxonomy code 363LP2300X.

Is Guillermo Grant enrolled in Medicare?

Yes. Guillermo Grant is registered in the Medicare PECOS system and accepts Medicare assignment, which means accepting the Medicare-approved amount as payment in full for covered services.

When was this NPI record last updated?

The NPPES record for Guillermo Grant was last updated on May 18, 2021. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 5 years ago. If this record has changed at CMS more recently, you can request an on-demand re-check against the live CMS registry, directly from this page.