CRYSTAL ELIZABETH RATANAVANICH
NPI 1104694603
Nurse Practitioner - Acute Care in Baltimore, MD
About Crystal Elizabeth Ratanavanich NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
CRYSTAL ELIZABETH RATANAVANICH (NPI 1104694603) is an individual acute care provider in Baltimore, Maryland, licensed in Maryland (R199391) and active in the NPI registry since December 2023. She is enrolled in Medicare PECOS.
NPPES Registry Identity
Specialties & Licenses
Medicare Participation & PECOS CMS
Medicare enrollment, assignment, billing reassignment, and ordering and referring status from CMS.
Medicare Enrollment Status
Enrolled in Medicare (PECOS)
Crystal Elizabeth Ratanavanich is registered in the CMS Provider Enrollment, Chain and Ownership System (PECOS).
Medicare Billing Reassignment
Medicare enrollment records show Crystal Ratanavanich reassigns Medicare billing to 1 organization. The organization bills Medicare for the services this provider delivers there.
Baltimore, MD 21205
- 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.
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 Crystal Ratanavanich's NPI number?
The NPI number for Crystal Ratanavanich is 1104694603. It was assigned to this individual provider in the NPPES registry on December 13, 2023.
Where is Crystal Ratanavanich located?
Crystal Ratanavanich practices at 1800 Orleans St, Baltimore, MD 21287. The listed phone number is (410) 955-5000.
What is Crystal Ratanavanich's specialty?
The primary specialty registered for this NPI is Nurse Practitioner, specializing in Acute Care, with taxonomy code 363LA2100X.
Is Crystal Ratanavanich enrolled in Medicare?
Yes. Crystal Ratanavanich is registered in the Medicare PECOS enrollment system.
Which organization bills Medicare for Crystal Ratanavanich's services?
According to the CMS Revalidation Reassignment List (October 2026 release), Crystal Ratanavanich 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 Crystal Ratanavanich'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 Crystal Ratanavanich was last updated on July 7, 2026. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 4 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.
# Crystal Elizabeth Ratanavanich · NPI 1104694603
Acute Care physician in Baltimore, Maryland. Individual provider, active in the CMS NPPES registry since December 13, 2023.
## Identity
- **NPI:** 1104694603 (Entity type: Individual)
- **Enumerated:** December 13, 2023
- **Primary specialty:** Nurse Practitioner - Acute Care · taxonomy 363LA2100X
- **State license:** R199391 (Maryland)
- **Sole proprietor:** No
## Practice location
- **Address:** 1800 ORLEANS ST, Baltimore, MD 21287-0010
- **Phone:** (410) 955-5000
## 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 1033190442, Baltimore, MD), under Medicare reassignment (form CMS-855R) · CMS Revalidation Reassignment List, October 2026 release
## Record status
- **NPPES last updated:** July 7, 2026
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Source: [NPI Profile](https://npiprofile.com/npi/1104694603) · Data from the CMS NPPES public registry.