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TAMMY TRAN DO
NPI 1831726710
Pediatrics - Neonatal-Perinatal Medicine in Baltimore, MD

Active since March 23, 2020PECOS Enrolled
1800 ORLEANS ST RM 8534, BALTIMORE, MD 21287(410) 614-2520 Get Directions Write a Review

NPPES record last updated: July 28, 2026. Verified against the NPPES registry weekly; last sync: November 08, 2026.

Record update history: Jul 28, 2026, May 6, 2026, Apr 16, 2026 and 2 more (5 updates tracked since 2020).

About Tammy Tran Do NPPES

Official registry information on file with the National Plan and Provider Enumeration System.

TAMMY TRAN DO (NPI 1831726710) is an individual neonatal-perinatal medicine provider in Baltimore, Maryland, licensed in Maryland (H0106244) and active in the NPI registry since March 2020. She is enrolled in Medicare PECOS.

NPPES Registry Identity

NPI1831726710
Entity TypeIndividualFemale
Primary Taxonomy2080N0001X
Provider Legal NameTAMMY TRANCredential: DO
Location Address1800 ORLEANS ST RM 8534Baltimore, MD 21287-0010
Mailing Address1800 Orleans St Rm 8534Baltimore, MD 21287-0010 · (410) 614-2520
Phone(410) 614-2520
Sole ProprietorNo
Enumeration DateMarch 23, 2020
Last NPPES UpdateJuly 28, 20265 updates tracked since enumeration
NPPES CertifiedJuly 28, 2026
✔ NPI 1831726710 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyPediatrics · Neonatal-Perinatal MedicineAllopathic & Osteopathic Physicians
Taxonomy Code2080N0001X
License✔ Licensed in MD · H0106244
Definition
A pediatrician who is the principal care provider for sick newborn infants. Clinical expertise is used for direct patient care and for consulting with obstetrical colleagues to plan for the care of mothers who have high-risk pregnancies.
1800 ORLEANS ST RM 8534, Baltimore, MD 21287
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Accepted Insurance

The full list of accepted plans is on the Insurance tab. Issuers include BlueCross BlueShield of South Carolina.Insurance ›

Medicare Participation & PECOS CMS

Medicare enrollment, assignment, billing reassignment, and ordering and referring status from CMS.

Medicare Enrollment Status

✔

Enrolled in Medicare (PECOS)

Tammy Tran Do is registered in the CMS Provider Enrollment, Chain and Ownership System (PECOS).

Eligible to Order & Refer✔ Part B Labs & Imaging✔ Durable Medical Equipment✔ Home Health Agency✔ Power Mobility DevicesPer the CMS Ordering and Referring file. Eligibility means Medicare pays claims that this provider orders or refers for these categories.

Medicare Billing Reassignments

2

Medicare enrollment records show Tammy Tran reassigns Medicare billing to 2 organizations. Each organization bills Medicare for the services this provider delivers there; the nearest is listed first.

Johns Hopkins University
0.1 mi
Neonatal-Perinatal Medicine
600 N WOLFE ST
Baltimore, MD 21287
  • Reassigned Medicare billing, Maryland enrollment
  • 26 clinicians in this Medicare group
NPI 1912661182 (410) 502-2037
Musc Community Physicians
481 mi
Internal Medicine
506 NORTH ST
Bamberg, SC 29003
  • Reassigned Medicare billing, South Carolina enrollment
  • 2,389 clinicians in this Medicare group
NPI 1841878006 (803) 245-6290

Source: CMS Revalidation Reassignment List, October 2026 release. Reassignment records can lag staffing changes; confirm a current affiliation with the organization.

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 Tammy Tran's NPI number?

The NPI number for Tammy Tran is 1831726710. It was assigned to this individual provider in the NPPES registry on March 23, 2020.

Where is Tammy Tran located?

Tammy Tran practices at 1800 Orleans St Rm 8534, Baltimore, MD 21287. The listed phone number is (410) 614-2520.

What is Tammy Tran's specialty?

The primary specialty registered for this NPI is Pediatrics, specializing in Neonatal-Perinatal Medicine, with taxonomy code 2080N0001X.

Is Tammy Tran enrolled in Medicare?

Yes. Tammy Tran is registered in the Medicare PECOS enrollment system.

Which organizations bill Medicare for Tammy Tran's services?

According to the CMS Revalidation Reassignment List (October 2026 release), Tammy Tran reassigns Medicare benefits to 2 organizations: Johns Hopkins University (Baltimore, MD) and Musc Community Physicians (Bamberg, SC). 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 Tammy Tran's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.

What insurance does Tammy Tran accept?

Health plans from BlueCross BlueShield of South Carolina list Tammy Tran as in-network in at least one marketplace plan. Coverage varies by plan and year; verify with the insurer or the provider before a visit.

When was this NPI record last updated?

The NPPES record for Tammy Tran was last updated on July 28, 2026. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 3 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.