DR. GYAN NARAYAN DAS M.D.
NPI 1841738150
Anesthesiology - Critical Care Medicine in Baltimore, MD
About Dr. Gyan Narayan Das M.d. NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
DR. GYAN NARAYAN DAS M.D. (NPI 1841738150) is an individual critical care medicine provider in Baltimore, Maryland, licensed in Maryland (D97954) and active in the NPI registry since February 2017. He is enrolled in Medicare PECOS, is affiliated with University Of Maryland Medical Center, and maintains a secondary practice location in Tacoma.
NPPES Registry Identity
Specialties & Licenses 3
Secondary Practice Location 1
Other Identifiers 1
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
Dr. Gyan Narayan Das M.d. 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
9Medicare enrollment records show Gyan Das reassigns Medicare billing to 9 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
- Medicare enrollment name: Shock Trauma Associates PA
- 541 clinicians in this Medicare group
Baltimore, MD 21202
- Reassigned Medicare billing, Maryland and District of Columbia enrollments
- Also billed through NPI 1255359972 (District of Columbia)
- 952 clinicians in this Medicare group
Baltimore, MD 21287
- Reassigned Medicare billing, Maryland enrollment
- 4,483 clinicians in this Medicare group
Baltimore, MD 21229
- Reassigned Medicare billing, Maryland enrollment
- 64 clinicians in this Medicare group
Baltimore, MD 21218
- Reassigned Medicare billing, District of Columbia enrollment
- 482 clinicians in this Medicare group
Baltimore, MD 21239
- Reassigned Medicare billing, District of Columbia enrollment
- 3,530 clinicians in this Medicare group
Dushore, PA 18614
- Reassigned Medicare billing, Pennsylvania and New York enrollments
- Medicare enrollment name: Guthrie Medical Group PC
- Also billed through NPI 1245246644 (New York)
- 830 clinicians in this Medicare group
Apple Valley, CA 92308
- Reassigned Medicare billing, California enrollment
- 1,699 clinicians in this Medicare group
Ketchikan, AK 99901
- Reassigned Medicare billing, Alaska enrollment
- Also billed through NPI 1801965736 (Alaska)
- 133 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 3
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, MDSaint Agnes Hospital
Acute Care Hospitals · Baltimore, MDJohns Hopkins Howard County Medical Center
Acute Care Hospitals · Columbia, MDCorning Hospital
Acute Care Hospitals · Corning, NYOther 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 Gyan Das's NPI number?
The NPI number for Gyan Das is 1841738150. It was assigned to this individual provider in the NPPES registry on February 7, 2017.
Where is Gyan Das located?
Gyan Das practices at 22 S Greene St, Baltimore, MD 21201. The listed phone number is (410) 328-6110.
What is Gyan Das's specialty?
The primary specialty registered for this NPI is Anesthesiology, specializing in Critical Care Medicine, with taxonomy code 207LC0200X.
Is Gyan Das enrolled in Medicare?
Yes. Gyan Das 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 Gyan Das's services?
According to the CMS Revalidation Reassignment List (October 2026 release), Gyan Das reassigns Medicare benefits to 9 organizations: Shock Trauma Associates, P.A. (Baltimore, MD), Johns Hopkins Community Physicians (Baltimore, MD), Johns Hopkins University (Baltimore, MD), St. Agnes Healthcare, Inc. (Baltimore, MD), Medstar Medical Group Anesthesiology LLC (Baltimore, MD) and 4 more organizations, 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 Gyan Das's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.
What insurance does Gyan Das accept?
Health plans from Premera Blue Cross Blue Shield of Alaska list Gyan Das 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 Gyan Das affiliated with any hospitals?
According to CMS data, Gyan Das is affiliated with University Of Maryland Medical Center, Saint Agnes Hospital, Johns Hopkins Howard County Medical Center and Corning Hospital.
When was this NPI record last updated?
The NPPES record for Gyan Das was last updated on March 27, 2024. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 2 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. Gyan Narayan Das, M.D. · NPI 1841738150
Critical Care Medicine physician in Baltimore, Maryland. Individual provider, active in the CMS NPPES registry since February 7, 2017.
## Identity
- **NPI:** 1841738150 (Entity type: Individual)
- **Enumerated:** February 7, 2017
- **Primary specialty:** Anesthesiology - Critical Care Medicine · taxonomy 207LC0200X
- **State license:** D97954 (Maryland)
- **Sole proprietor:** No
## Practice location
- **Address:** 22 S GREENE ST, Baltimore, MD 21201-1544
- **Phone:** (410) 328-6110
## 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:** 9 organizations under Medicare reassignment (form CMS-855R): Shock Trauma Associates, P.A. (NPI 1679512909, Baltimore, MD); Johns Hopkins Community Physicians (NPI 1013738285, Baltimore, MD); Johns Hopkins University (NPI 1295731966, Baltimore, MD); St. Agnes Healthcare, Inc. (NPI 1003079799, Baltimore, MD); Medstar Medical Group Anesthesiology LLC (NPI 1528578333, Baltimore, MD); and 4 more · CMS Revalidation Reassignment List, October 2026 release
- **Medical school:** Uniformed Services Uhs Fe Hebert School Of Med, class of 2017
## Record status
- **NPPES last updated:** March 27, 2024
- **Other identifiers:** Medicaid 2251615 (WA)
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Source: [NPI Profile](https://npiprofile.com/npi/1841738150) · Data from the CMS NPPES public registry.