MRS. COLLEEN LENZ CPNP
NPI 1083936397
Nurse Practitioner - Pediatrics in Baltimore, MD
About Mrs. Colleen Lenz Cpnp NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
MRS. COLLEEN LENZ CPNP (NPI 1083936397) is an individual pediatrics provider in Baltimore, Maryland, licensed in Maryland (R185831) and active in the NPI registry since February 2010. She is enrolled in Medicare PECOS, is affiliated with Kennedy Krieger Institute, and is a graduate of Other (2009).
NPPES Registry Identity
Specialties & Licenses 2
Other Identifiers 2
Medicare Participation & PECOS CMS
Medicare enrollment, assignment, billing reassignment, and ordering and referring status from CMS.
Medicare Enrollment Status
Enrolled in Medicare and accepts Medicare assignment
Mrs. Colleen Lenz Cpnp 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.
Medicare Billing Reassignments
2Medicare enrollment records show Colleen Lenz reassigns Medicare billing to 2 organizations. Each organization bills Medicare for the services this provider delivers there; the nearest is listed first.
Baltimore, MD 21287
- Reassigned Medicare billing, Maryland enrollment
- 4,483 clinicians in this Medicare group
Baltimore, MD 21205
- Reassigned Medicare billing, Maryland enrollment
- 352 clinicians in this Medicare group
Source: CMS Revalidation Reassignment List, October 2026 release. Reassignment records can lag staffing changes; confirm a current affiliation with the organization.
Hospital Affiliations CMS Care Compare
Hospitals where this provider delivers care, identified from recent Medicare claims and place-of-service records.
Kennedy Krieger Institute
Childrens · Baltimore, MDPhysician Visit Costs CMS claims · ZIP area
Typical Medicare office-visit costs in the 21287 ZIP code area, from fee-for-service claims. These are area statistics, not this provider’s prices; actual charges vary by service and coverage.
Medicare Quality Performance CMS QPP · MIPS
Performance in the CMS Quality Payment Program: the MIPS final score across four weighted categories, and the individual quality measures reported to Medicare.
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.
BALTIMORE, MD 21287
BALTIMORE, MD 21287
BALTIMORE, MD 21287
BALTIMORE, MD 21287
BALTIMORE, MD 21287
BALTIMORE, MD 21287
BALTIMORE, MD 21287
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 Lenz's NPI number?
The NPI number for Colleen Lenz is 1083936397. It was assigned to this individual provider in the NPPES registry on February 28, 2010.
Where is Colleen Lenz located?
Colleen Lenz practices at Johns Hopkins Hospital 601 North Caroline Street, Baltimore, MD 21287. The listed phone number is (443) 287-6493.
What is Colleen Lenz's specialty?
The primary specialty registered for this NPI is Nurse Practitioner, specializing in Pediatrics, with taxonomy code 363LP0200X.
Is Colleen Lenz enrolled in Medicare?
Yes. Colleen Lenz 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.
Which organizations bill Medicare for Colleen Lenz's services?
According to the CMS Revalidation Reassignment List (October 2026 release), Colleen Lenz reassigns Medicare benefits to 2 organizations: Johns Hopkins University (Baltimore, MD) and Kennedy Krieger Associates (Baltimore, MD). Each reassignment is filed with Medicare on form CMS-855R, signed by both the clinician and the organization, and lets the organization bill Medicare and receive payment for Colleen Lenz's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.
Is Colleen Lenz affiliated with any hospitals?
According to CMS data, Colleen Lenz is affiliated with Kennedy Krieger Institute.
When was this NPI record last updated?
The NPPES record for Colleen Lenz was last updated on November 28, 2011. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 14 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.
# Mrs. Colleen Lenz, CPNP · NPI 1083936397
Pediatrics physician in Baltimore, Maryland. Individual provider, active in the CMS NPPES registry since February 28, 2010.
## Identity
- **NPI:** 1083936397 (Entity type: Individual)
- **Enumerated:** February 28, 2010
- **Primary specialty:** Nurse Practitioner - Pediatrics · taxonomy 363LP0200X
- **State license:** R185831 (Maryland)
- **Sole proprietor:** No
## Practice location
- **Address:** JOHNS HOPKINS HOSPITAL, 601 NORTH CAROLINE STREET, Baltimore, MD 21287-0001
- **Phone:** (443) 287-6493
## Medicare
- **Medicare:** Enrolled (PECOS); accepts Medicare assignment
- **Ordering & referring:** eligible for Part B labs & imaging, durable medical equipment, home health, power mobility devices
- **Bills Medicare through:** 2 organizations under Medicare reassignment (form CMS-855R): Johns Hopkins University (NPI 1295731966, Baltimore, MD); Kennedy Krieger Associates (NPI 1164220042, Baltimore, MD) · CMS Revalidation Reassignment List, October 2026 release
- **Medical school:** Other, class of 2009
## Record status
- **NPPES last updated:** November 28, 2011
- **Other identifiers:** Medicare PIN 180436Y1K (MD); Medicaid 213105600 (MD)
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Source: [NPI Profile](https://npiprofile.com/npi/1083936397) · Data from the CMS NPPES public registry.