CATHERINE WALSH HOLOHAN PNP-AC
NPI 1407150584
Nurse Practitioner - Pediatrics in Washington, DC

Q: What is Catherine Holohan's NPI number?

The NPI number for Catherine Holohan is 1407150584. It was assigned to this individual provider in the NPPES registry on January 4, 2011.

Q: What is Catherine Holohan's specialty?

The primary specialty registered for this NPI is Nurse Practitioner, specializing in Pediatrics, with taxonomy code 363LP0200X.

Q: When was this NPI record last updated?

The NPPES record for Catherine Holohan was last updated on December 7, 2020. 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.

Active since January 04, 2011PECOS Enrolled

111 MICHIGAN AVE NW, WASHINGTON, DC 20010(703) 593-1437 Get Directions Write a Review

NPPES record last updated: December 7, 2020. Verified against the NPPES registry weekly; last sync: August 02, 2026.

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About Catherine Walsh Holohan Pnp-ac NPPES

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

CATHERINE WALSH HOLOHAN PNP-AC (NPI 1407150584) is an individual pediatrics provider in Washington, District Of Columbia, licensed in District Of Columbia (RN1013540) and active in the NPI registry since January 2011. She is enrolled in Medicare PECOS.

NPPES Registry Identity

NPI1407150584

Entity TypeIndividualFemale

Primary Taxonomy363LP0200X

Provider Legal NameCATHERINE WALSH HOLOHANCredential: PNP-AC

Location Address111 MICHIGAN AVE NWWashington, DC 20010-2916

Mailing Address111 Michigan Ave NwWashington, DC 20010-2916

Phone(703) 593-1437

Sole ProprietorYes

Enumeration DateJanuary 4, 2011

Last NPPES UpdateDecember 7, 2020

NPPES CertifiedJuly 22, 2020

✔ NPI 1407150584 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyNurse Practitioner · PediatricsPhysician Assistants & Advanced Practice Nursing Providers

Taxonomy Code363LP0200X

License✔ Licensed in DC · RN1013540

111 MICHIGAN AVE NW, Washington, DC 20010

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Medicare Participation & PECOS CMS

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

Medicare Enrollment Status

✔

Enrolled in Medicare (PECOS)

Catherine Walsh Holohan Pnp-ac is registered in the CMS Provider Enrollment, Chain and Ownership System (PECOS).

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.

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 20010 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.

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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.

DR. ANDREA BADILLO MD

Surgery

111 MICHIGAN AVE NW
WASHINGTON, DC 20010

District of Columbia (202) 476-2451

DR. TALITA MICHELLE JORDAN MD

Pediatrics

111 MICHIGAN AVE NW
WASHINGTON, DC 20010

District of Columbia (202) 476-5000

YUE-HIN LOKE MD

Pediatrics (Pediatric Cardiology)

111 MICHIGAN AVE NW, W3.5, 600
WASHINGTON, DC 20010

District of Columbia (202) 476-3670

ELSHADEY YAYEHYERADE BEKELE

Pediatrics

111 MICHIGAN AVE NW
WASHINGTON, DC 20010

District of Columbia (301) 565-4279

NOURA AL DHAHERI MD

Student in an Organized Health Care Education/Training Program

111 MICHIGAN AVE NW, W3.5, 600
WASHINGTON, DC 20010

District of Columbia (202) 476-3670

JIA LIU MD

Anesthesiology (Pediatric Anesthesiology)

111 MICHIGAN AVE NW
WASHINGTON, DC 20010

District of Columbia (202) 476-5000

DR. CHARLES JOHN BILLINGTON JR. MD

Medical Genetics (Clinical Genetics (M.D.))

111 MICHIGAN AVE NW, W3.5, 600
WASHINGTON, DC 20010

District of Columbia (202) 476-3670

GINA JIN LEE PHARMD

Pharmacist (Pharmacotherapy)

111 MICHIGAN AVE NW
WASHINGTON, DC 20010

District of Columbia (202) 476-4080

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 Catherine Holohan's NPI number?

The NPI number for Catherine Holohan is 1407150584. It was assigned to this individual provider in the NPPES registry on January 4, 2011.

Where is Catherine Holohan located?

Catherine Holohan practices at 111 Michigan Ave NW, Washington, DC 20010. The listed phone number is (703) 593-1437.

What is Catherine Holohan's specialty?

The primary specialty registered for this NPI is Nurse Practitioner, specializing in Pediatrics, with taxonomy code 363LP0200X.

Is Catherine Holohan enrolled in Medicare?

Yes. Catherine Holohan is registered in the Medicare PECOS enrollment system.

When was this NPI record last updated?

The NPPES record for Catherine Holohan was last updated on December 7, 2020. 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.