DR. SARAH POLK MD
NPI 1548301088
Pediatrics in Baltimore, MD
About Dr. Sarah Polk Md NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
DR. SARAH POLK MD (NPI 1548301088) is an individual pediatrics provider in Baltimore, Maryland, licensed in Maryland (P19126) and active in the NPI registry since February 2007. 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)
Dr. Sarah Polk Md is registered in the CMS Provider Enrollment, Chain and Ownership System (PECOS).
Medicare Billing Reassignments
2Medicare enrollment records show Sarah Polk 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 21224
- Reassigned Medicare billing, Maryland enrollment
- Medicare enrollment name: Baltimore Medical System, Inc.
- 243 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
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 Sarah Polk's NPI number?
The NPI number for Sarah Polk is 1548301088. It was assigned to this individual provider in the NPPES registry on February 9, 2007.
Where is Sarah Polk located?
Sarah Polk practices at 600 N Wolfe St Pediatrics Department, Baltimore, MD 21287. The listed phone number is (410) 303-5525.
What is Sarah Polk's specialty?
The primary specialty registered for this NPI is Pediatrics with taxonomy code 208000000X.
Is Sarah Polk enrolled in Medicare?
Yes. Sarah Polk is registered in the Medicare PECOS enrollment system.
Which organizations bill Medicare for Sarah Polk's services?
According to the CMS Revalidation Reassignment List (October 2026 release), Sarah Polk reassigns Medicare benefits to 2 organizations: Johns Hopkins University (Baltimore, MD) and Baltimore Medical Systems, 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 Sarah Polk'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 Sarah Polk was last updated on July 8, 2007. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 19 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.
# Dr. Sarah Polk, MD · NPI 1548301088
Pediatrics physician in Baltimore, Maryland. Individual provider, active in the CMS NPPES registry since February 9, 2007.
## Identity
- **NPI:** 1548301088 (Entity type: Individual)
- **Enumerated:** February 9, 2007
- **Primary specialty:** Pediatrics · taxonomy 208000000X
- **State license:** P19126 (Maryland)
- **Sole proprietor:** No
## Practice location
- **Address:** 600 N WOLFE ST, PEDIATRICS DEPARTMENT, Baltimore, MD 21287-0005
- **Phone:** (410) 303-5525
## 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 1023018413, Baltimore, MD); Baltimore Medical Systems, Inc. (NPI 1164138152, Baltimore, MD) · CMS Revalidation Reassignment List, October 2026 release
## Record status
- **NPPES last updated:** July 8, 2007
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Source: [NPI Profile](https://npiprofile.com/npi/1548301088) · Data from the CMS NPPES public registry.