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COLLEEN ELIZABETH HANLON
NPI 1255800538
Anesthesiology in Baltimore, MD

Active since November 16, 2018PECOS Enrolled
600 N WOLFE ST, BALTIMORE, MD 21287(410) 955-3080 Get Directions Write a Review

NPPES record last updated: April 30, 2025. Verified against the NPPES registry weekly; last sync: August 16, 2026.

Record update history: Apr 9, 2021, Nov 16, 2018 (2 updates tracked since 2018).

About Colleen Elizabeth Hanlon NPPES

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

COLLEEN ELIZABETH HANLON (NPI 1255800538) is an individual anesthesiology provider in Baltimore, Maryland, licensed in Maryland (D0102030) and active in the NPI registry since November 2018. She is enrolled in Medicare PECOS, is affiliated with Johns Hopkins Hospital, The, and maintains a secondary practice location in Baltimore.

NPPES Registry Identity

NPI1255800538
Entity TypeIndividualFemale
Primary Taxonomy207L00000X
Provider Legal NameCOLLEEN ELIZABETH HANLON
Location Address600 N WOLFE STBaltimore, MD 21287-0005
Mailing Address6201 Greenleigh AveBaltimore, MD 21220-2004 · (410) 933-6423
Phone(410) 955-3080
Sole ProprietorNo
Medical School CMSJohns Hopkins University School Of MedicineGraduated 2021
Enumeration DateNovember 16, 2018
Last NPPES UpdateApril 30, 20252 updates tracked since enumeration
NPPES CertifiedApril 30, 2025
✔ NPI 1255800538 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyAnesthesiologyAllopathic & Osteopathic Physicians
Taxonomy Code207L00000X
License✔ Licensed in MD · D0102030
Definition
An anesthesiologist is trained to provide pain relief and maintenance, or restoration, of a stable condition during and immediately following an operation or an obstetric or diagnostic procedure. The anesthesiologist assesses the risk of the patient undergoing surgery and optimizes the patient's condition prior to, during and after surgery. In addition to these management responsibilities, the anesthesiologist provides medical management and consultation in pain management and critical care medicine. Anesthesiologists diagnose and treat acute, long-standing and cancer pain problems; diagnose and treat patients with critical illnesses or severe injuries; direct resuscitation in the care of patients with cardiac or respiratory emergencies, including the need for artificial ventilation; and supervise post-anesthesia recovery.
600 N WOLFE ST, Baltimore, MD 21287
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Secondary Practice Location 1

Location 1Mercy Medical Center, 345 St. Paul Place, Bunting Building, 7th FloorBaltimore, MD 21202 · Phone (410) 332-9694

Medicare Participation & PECOS CMS

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

Medicare Enrollment Status

✔

Enrolled in Medicare (PECOS)

Colleen Elizabeth Hanlon is registered in the CMS Provider Enrollment, Chain and Ownership System (PECOS).

PECOS PAC ID7416475017
PECOS Enrollment IDI20250518000025
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.

Hospital Affiliations CMS Care Compare

Hospitals where this provider delivers care, identified from recent Medicare claims and place-of-service records.

Johns Hopkins Hospital, The

Acute Care Hospitals · Baltimore, MD
4/5 CMS rating
OwnershipVoluntary non-profit - Private
CMS Certification Number210009
Location600 North Wolfe StreetBaltimore, MD 21287 · Baltimore City County
Emergency services Birthing friendly

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.

PAMELA KIMZEY DONOHUE SCD, PA-C
Physician Assistant (Medical)
600 N WOLFE ST, NELSON 2-133
BALTIMORE, MD 21287
Baltimore City (410) 955-5232
MR. CHRISTOPHER DAVID SCHRIEBER M.S., PA-C
Physician Assistant
600 N WOLFE ST, MARBURG B-186
BALTIMORE, MD 21287
Baltimore City (410) 955-8708
DR. SABRINA CHRISTINE SOPHA M.D.
Pathology (Anatomic Pathology & Clinical Pathology)
600 N WOLFE ST
BALTIMORE, MD 21287
Baltimore City (410) 955-3580
SANDRA KING D.H.
Dental Hygienist
600 N WOLFE ST, BLALOCK 266
BALTIMORE, MD 21287
Baltimore City (410) 955-6662
THERESA J RUDDY C.P.N.P., CRNP
Nurse Practitioner (Acute Care)
600 N WOLFE ST
BALTIMORE, MD 21287
Baltimore City (410) 955-5260
DR. SUMAN PAUL M.B.B.S, PHD
Internal Medicine (Medical Oncology)
600 N WOLFE ST
BALTIMORE, MD 21287
Baltimore City (410) 955-5000
MS. SARAH CATHERINE COLLICA
Psychiatry & Neurology (Psychiatry)
600 N WOLFE ST
BALTIMORE, MD 21287
Baltimore City (443) 287-4701
JEFF S EHRESMAN
Student in an Organized Health Care Education/Training Program
600 N WOLFE ST
BALTIMORE, MD 21287
Baltimore City (410) 955-5000

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 Colleen Hanlon's NPI number?

The NPI number for Colleen Hanlon is 1255800538. It was assigned to this individual provider in the NPPES registry on November 16, 2018.

Where is Colleen Hanlon located?

Colleen Hanlon practices at 600 N Wolfe St, Baltimore, MD 21287. The listed phone number is (410) 955-3080.

What is Colleen Hanlon's specialty?

The primary specialty registered for this NPI is Anesthesiology with taxonomy code 207L00000X.

Is Colleen Hanlon enrolled in Medicare?

Yes. Colleen Hanlon is registered in the Medicare PECOS enrollment system.

Is Colleen Hanlon affiliated with any hospitals?

According to CMS data, Colleen Hanlon is affiliated with Johns Hopkins Hospital, The.

When was this NPI record last updated?

The NPPES record for Colleen Hanlon was last updated on April 30, 2025. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 15 months 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.