SRINIVASA NARAYANASWAMY MD
NPI 1285897868
Internal Medicine in Baltimore, MD
About Srinivasa Narayanaswamy Md NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
SRINIVASA NARAYANASWAMY MD (NPI 1285897868) is an individual internal medicine provider in Baltimore, Maryland, licensed in Maryland (D74816) and active in the NPI registry since July 2008. He is enrolled in Medicare PECOS, is affiliated with University Of Maryland Medical Center, and is a graduate of Other (1996).
NPPES Registry Identity
Specialties & Licenses
Accepted Insurance
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
Srinivasa Narayanaswamy Md 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
6Medicare enrollment records show Srinivasa Narayanaswamy reassigns Medicare billing to 6 organizations. Each organization bills Medicare for the services this provider delivers there; the nearest is listed first.
Baltimore, MD 21201
- Reassigned Medicare billing, Maryland enrollment
- 614 clinicians in this Medicare group
Baltimore, MD 21229
- Reassigned Medicare billing, Maryland enrollment
- 372 clinicians in this Medicare group
Towson, MD 21204
- Reassigned Medicare billing, Maryland enrollment
- 501 clinicians in this Medicare group
Randallstown, MD 21133
- Reassigned Medicare billing, Maryland enrollment
- Medicare enrollment name: Emergency Medicine Associates P.A., P.C.
- 729 clinicians in this Medicare group
Mifflin, PA 17058
- Reassigned Medicare billing, Pennsylvania enrollment
- 4,429 clinicians in this Medicare group
Lock Haven, PA 17745
- Reassigned Medicare billing, Pennsylvania enrollment
- 1,405 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 5
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.
Hospital Affiliations CMS Care Compare 4
Hospitals where this provider delivers care, identified from recent Medicare claims and place-of-service records.
University Of Maryland Medical Center
Acute Care Hospitals · Baltimore, MDUniversity Of MD Shore Medical Center At Easton
Acute Care Hospitals · Easton, MDUniversity Of MD Medical Center Midtown Campus
Acute Care Hospitals · Baltimore, MDUniversity Of MD St Joseph Medical Center
Acute Care Hospitals · Towson, MDPhysician Visit Costs CMS claims · ZIP area
Typical Medicare office-visit costs in the 21201 ZIP code area, from fee-for-service claims. These are area statistics, not this provider’s prices; actual charges vary by service and coverage.
Medicare Quality Performance CMS QPP · MIPS
Performance in the CMS Quality Payment Program: the MIPS final score across four weighted categories, and the individual quality measures reported to Medicare.
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 21201
BALTIMORE, MD 21201
BALTIMORE, MD 21201
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 Srinivasa Narayanaswamy's NPI number?
The NPI number for Srinivasa Narayanaswamy is 1285897868. It was assigned to this individual provider in the NPPES registry on July 3, 2008.
Where is Srinivasa Narayanaswamy located?
Srinivasa Narayanaswamy practices at 22 S Greene St, Baltimore, MD 21201. The listed phone number is (410) 328-2882.
What is Srinivasa Narayanaswamy's specialty?
The primary specialty registered for this NPI is Internal Medicine with taxonomy code 207R00000X.
Is Srinivasa Narayanaswamy enrolled in Medicare?
Yes. Srinivasa Narayanaswamy 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 Srinivasa Narayanaswamy's services?
According to the CMS Revalidation Reassignment List (October 2026 release), Srinivasa Narayanaswamy reassigns Medicare benefits to 6 organizations: University Of Maryland Physicians PA (Baltimore, MD), St Agnes Healthcare Inc (Baltimore, MD), University Of Maryland St. Joseph Medical Group, LLC (Towson, MD), Emergency Medicine Associates PA PC (Randallstown, MD), Geisinger Clinic (Mifflin, PA) and 1 more organization, listed in the Medicare section above. 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 Srinivasa Narayanaswamy's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.
What insurance does Srinivasa Narayanaswamy accept?
Health plans from Ambetter Health, Ambetter Health of Delaware and Ambetter from Buckeye Health Plan list Srinivasa Narayanaswamy 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.
Is Srinivasa Narayanaswamy affiliated with any hospitals?
According to CMS data, Srinivasa Narayanaswamy is affiliated with University Of Maryland Medical Center, University Of MD Shore Medical Center At Easton, University Of MD Medical Center Midtown Campus and University Of MD St Joseph Medical Center.
When was this NPI record last updated?
The NPPES record for Srinivasa Narayanaswamy was last updated on October 13, 2025. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 12 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.
# Srinivasa Narayanaswamy, MD · NPI 1285897868
Internal Medicine physician in Baltimore, Maryland. Individual provider, active in the CMS NPPES registry since July 3, 2008.
## Identity
- **NPI:** 1285897868 (Entity type: Individual)
- **Enumerated:** July 3, 2008
- **Primary specialty:** Internal Medicine · taxonomy 207R00000X
- **State license:** D74816 (Maryland)
- **Sole proprietor:** No
## Practice location
- **Address:** 22 S GREENE ST, Baltimore, MD 21201-1544
- **Phone:** (410) 328-2882 · **Fax:** (410) 328-2977
## 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:** 6 organizations under Medicare reassignment (form CMS-855R): University Of Maryland Physicians PA (NPI 1144270687, Baltimore, MD); St Agnes Healthcare Inc (NPI 1144250176, Baltimore, MD); University Of Maryland St. Joseph Medical Group, LLC (NPI 1770836785, Towson, MD); Emergency Medicine Associates PA PC (NPI 1043175375, Randallstown, MD); Geisinger Clinic (NPI 1255382651, Mifflin, PA); and 1 more · CMS Revalidation Reassignment List, October 2026 release
- **Medical school:** Other, class of 1996
## Record status
- **NPPES last updated:** October 13, 2025
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Source: [NPI Profile](https://npiprofile.com/npi/1285897868) · Data from the CMS NPPES public registry.