NINA GUO MD
NPI 1396162608
Pediatrics in Baltimore, MD
About Nina Guo Md NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
NINA GUO MD (NPI 1396162608) is an individual pediatrics provider in Baltimore, Maryland, licensed in Maryland (D0083336) and active in the NPI registry since March 2014. She is enrolled in Medicare PECOS and maintains a secondary practice location in Towson.
NPPES Registry Identity
Specialties & Licenses 2
Secondary Practice Location 1
Medicare Participation & PECOS CMS
Medicare enrollment, assignment, billing reassignment, and ordering and referring status from CMS.
Medicare Enrollment Status
Enrolled in Medicare (PECOS)
Nina Guo Md is registered in the CMS Provider Enrollment, Chain and Ownership System (PECOS).
Medicare Billing Reassignments
2Medicare enrollment records show Nina Guo 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 21287
- Reassigned Medicare billing, District of Columbia and Maryland enrollments
- Also billed through NPI 1124629837 (Maryland)
- 691 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.
Physician 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.
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
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 Nina Guo's NPI number?
The NPI number for Nina Guo is 1396162608. It was assigned to this individual provider in the NPPES registry on March 25, 2014.
Where is Nina Guo located?
Nina Guo practices at 1800 Orleans St, Baltimore, MD 21287. The listed phone number is (410) 955-2727.
What is Nina Guo's specialty?
The primary specialty registered for this NPI is Pediatrics with taxonomy code 208000000X.
Is Nina Guo enrolled in Medicare?
Yes. Nina Guo is registered in the Medicare PECOS enrollment system.
Which organizations bill Medicare for Nina Guo's services?
According to the CMS Revalidation Reassignment List (October 2026 release), Nina Guo reassigns Medicare benefits to 2 organizations: Johns Hopkins University (Baltimore, MD) and Johns Hopkins Community Physicians, Inc (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 Nina Guo'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 Nina Guo was last updated on June 11, 2018. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 8 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.
# Nina Guo, MD · NPI 1396162608
Pediatrics physician in Baltimore, Maryland. Individual provider, active in the CMS NPPES registry since March 25, 2014.
## Identity
- **NPI:** 1396162608 (Entity type: Individual)
- **Enumerated:** March 25, 2014
- **Primary specialty:** Pediatrics · taxonomy 208000000X
- **State license:** D0083336 (Maryland)
- **Sole proprietor:** No
## Practice location
- **Address:** 1800 ORLEANS ST, Baltimore, MD 21287
- **Phone:** (410) 955-2727
## 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:** 2 organizations under Medicare reassignment (form CMS-855R): Johns Hopkins University (NPI 1881694453, Baltimore, MD); Johns Hopkins Community Physicians, Inc (NPI 1255359972, Baltimore, MD) · CMS Revalidation Reassignment List, October 2026 release
## Record status
- **NPPES last updated:** June 11, 2018
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Source: [NPI Profile](https://npiprofile.com/npi/1396162608) · Data from the CMS NPPES public registry.