DORENE MARION HOLCOMBE C.R.N.P.
NPI 1215989884
Nurse Practitioner in Baltimore, MD
About Dorene Marion Holcombe C.r.n.p. NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
DORENE MARION HOLCOMBE C.R.N.P. (NPI 1215989884) is an individual nurse practitioner in Baltimore, Maryland, licensed in Maryland (R118883) and active in the NPI registry since May 2006. She is enrolled in Medicare PECOS, is affiliated with Johns Hopkins Hospital, The, and is a graduate of Other (1997).
NPPES Registry Identity
Specialties & Licenses
Other Identifiers 3
Medicare Participation & PECOS CMS
Medicare enrollment, assignment, billing reassignment, and ordering and referring status from CMS.
Medicare Enrollment Status
Enrolled in Medicare (PECOS)
Dorene Marion Holcombe C.r.n.p. is registered in the CMS Provider Enrollment, Chain and Ownership System (PECOS).
Medicare Billing Reassignment
Medicare enrollment records show Dorene Holcombe reassigns Medicare billing to 1 organization. The organization bills Medicare for the services this provider delivers there.
Baltimore, MD 21287
- Reassigned Medicare billing, Maryland enrollment
- 4,483 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.
Areas of Expertise CMS Part B claims 2
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.
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, 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
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 Dorene Holcombe's NPI number?
The NPI number for Dorene Holcombe is 1215989884. It was assigned to this individual provider in the NPPES registry on May 16, 2006.
Where is Dorene Holcombe located?
Dorene Holcombe practices at 600 N Wolfe St, Baltimore, MD 21287. The listed phone number is (410) 955-9434.
What is Dorene Holcombe's specialty?
The primary specialty registered for this NPI is Nurse Practitioner with taxonomy code 363L00000X.
Is Dorene Holcombe enrolled in Medicare?
Yes. Dorene Holcombe is registered in the Medicare PECOS enrollment system.
Which organization bills Medicare for Dorene Holcombe's services?
According to the CMS Revalidation Reassignment List (October 2026 release), Dorene Holcombe reassigns Medicare benefits to Johns Hopkins University (Baltimore, MD). The 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 Dorene Holcombe's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.
Is Dorene Holcombe affiliated with any hospitals?
According to CMS data, Dorene Holcombe is affiliated with Johns Hopkins Hospital, The.
When was this NPI record last updated?
The NPPES record for Dorene Holcombe was last updated on March 15, 2010. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 16 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.
# Dorene Marion Holcombe, C.R.N.P. · NPI 1215989884
Nurse Practitioner physician in Baltimore, Maryland. Individual provider, active in the CMS NPPES registry since May 16, 2006.
## Identity
- **NPI:** 1215989884 (Entity type: Individual)
- **Enumerated:** May 16, 2006
- **Primary specialty:** Nurse Practitioner · taxonomy 363L00000X
- **State license:** R118883 (Maryland)
- **Sole proprietor:** No
## Practice location
- **Address:** 600 N WOLFE ST, Baltimore, MD 21287-0005
- **Phone:** (410) 955-9434
## Medicare
- **Medicare:** Enrolled in Medicare (PECOS)
- **Ordering & referring:** eligible for Part B labs & imaging, durable medical equipment, home health, power mobility devices
- **Bills Medicare through:** Johns Hopkins University (NPI 1023018413, Baltimore, MD), under Medicare reassignment (form CMS-855R) · CMS Revalidation Reassignment List, October 2026 release
- **Medical school:** Other, class of 1997
## Record status
- **NPPES last updated:** March 15, 2010
- **Other identifiers:** Medicaid 118802000 (MD); Medicare UPIN S66465 (MD); Medicare PIN 168507ZABU (MD)
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Source: [NPI Profile](https://npiprofile.com/npi/1215989884) · Data from the CMS NPPES public registry.