MR. CARLOS OCTAVIO BARRERO CRNP
NPI 1215590336
Nurse Practitioner - Family in Baltimore, MD
About Mr. Carlos Octavio Barrero Crnp NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
MR. CARLOS OCTAVIO BARRERO CRNP (NPI 1215590336) is an individual family provider in Baltimore, Maryland, licensed in Maryland (R208221) and active in the NPI registry since April 2019. He is enrolled in Medicare PECOS and is a graduate of Other (2018).
NPPES Registry Identity
Specialties & Licenses
Other Identifiers 1
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
Mr. Carlos Octavio Barrero 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.
Medicare Billing Reassignments
2Medicare enrollment records show Carlos Barrero reassigns Medicare billing to 2 organizations. Each organization bills Medicare for the services this provider delivers there; the nearest is listed first.
Baltimore, MD 21217
- Reassigned Medicare billing, Maryland enrollment
- 114 clinicians in this Medicare group
Baltimore, MD 21239
- Reassigned Medicare billing, Maryland enrollment
- 2,602 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 9
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.
Physician Visit Costs CMS claims · ZIP area
Typical Medicare office-visit costs in the 21217 ZIP code area, from fee-for-service claims. These are area statistics, not this provider’s prices; actual charges vary by service and coverage.
Referred Medical Equipment & Supplies CMS DME claims
Durable medical equipment, devices and supplies this provider ordered from DME suppliers for patients, from Medicare fee-for-service claims.
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 21217
BALTIMORE, MD 21217
BALTIMORE, MD 21217
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 Carlos Barrero's NPI number?
The NPI number for Carlos Barrero is 1215590336. It was assigned to this individual provider in the NPPES registry on April 15, 2019.
Where is Carlos Barrero located?
Carlos Barrero practices at 1501 Division St, Baltimore, MD 21217. The listed phone number is (410) 383-8300.
What is Carlos Barrero's specialty?
The primary specialty registered for this NPI is Nurse Practitioner, specializing in Family, with taxonomy code 363LF0000X.
Is Carlos Barrero enrolled in Medicare?
Yes. Carlos Barrero 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 Carlos Barrero's services?
According to the CMS Revalidation Reassignment List (October 2026 release), Carlos Barrero reassigns Medicare benefits to 2 organizations: Total Health Care Inc (Baltimore, MD) and Medstar Medical Group II LLC (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 Carlos Barrero's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.
When was this NPI record last updated?
The NPPES record for Carlos Barrero was last updated on November 19, 2019. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 6 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.
# Mr. Carlos Octavio Barrero, CRNP · NPI 1215590336
Family physician in Baltimore, Maryland. Individual provider, active in the CMS NPPES registry since April 15, 2019.
## Identity
- **NPI:** 1215590336 (Entity type: Individual)
- **Enumerated:** April 15, 2019
- **Primary specialty:** Nurse Practitioner - Family · taxonomy 363LF0000X
- **State license:** R208221 (Maryland)
- **Sole proprietor:** No
## Practice location
- **Address:** 1501 DIVISION ST, Baltimore, MD 21217-3121
- **Phone:** (410) 383-8300 · **Fax:** (410) 383-3160
## 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): Total Health Care Inc (NPI 1972597425, Baltimore, MD); Medstar Medical Group II LLC (NPI 1184046187, Baltimore, MD) · CMS Revalidation Reassignment List, October 2026 release
- **Medical school:** Other, class of 2018
## Record status
- **NPPES last updated:** November 19, 2019
- **Other identifiers:** Medicaid 777962300 (MD)
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Source: [NPI Profile](https://npiprofile.com/npi/1215590336) · Data from the CMS NPPES public registry.