LILY SINGHAVIRANON MD
NPI 1508883398
Internal Medicine in Danbury, CT
About Lily Singhaviranon Md NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
LILY SINGHAVIRANON MD (NPI 1508883398) is an individual internal medicine provider in Danbury, Connecticut, licensed in Connecticut (043371) and active in the NPI registry since July 2006. She is enrolled in Medicare PECOS, maintains a secondary practice location in Cheshire, and is a graduate of Other (1988).
NPPES Registry Identity
Specialties & Licenses 2
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
Lily Singhaviranon 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
4Medicare enrollment records show Lily Singhaviranon reassigns Medicare billing to 4 organizations. Each organization bills Medicare for the services this provider delivers there; the nearest is listed first.
Cheshire, CT 06410
- Reassigned Medicare billing, Connecticut enrollment
Manchester, CT 06040
- Reassigned Medicare billing, Connecticut enrollment
- 130 clinicians in this Medicare group
Norwich, CT 06360
- Reassigned Medicare billing, Connecticut enrollment
- 166 clinicians in this Medicare group
Brockton, MA 02301
- Reassigned Medicare billing, Connecticut enrollment
- 34 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
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.
Physician Visit Costs CMS claims · ZIP area
Typical Medicare office-visit costs in the 06810 ZIP code area, from fee-for-service claims. These are area statistics, not this provider’s prices; actual charges vary by service and coverage.
Referred Medical Equipment & Supplies CMS DME claims 6
Durable medical equipment, devices and supplies this provider ordered from DME suppliers for patients, from Medicare fee-for-service claims.
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.
DANBURY, CT 06810
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 Lily Singhaviranon's NPI number?
The NPI number for Lily Singhaviranon is 1508883398. It was assigned to this individual provider in the NPPES registry on July 16, 2006.
Where is Lily Singhaviranon located?
Lily Singhaviranon practices at 24 Hospital Ave, Danbury, CT 06810. The listed phone number is (203) 739-6959.
What is Lily Singhaviranon's specialty?
The primary specialty registered for this NPI is Internal Medicine with taxonomy code 207R00000X.
Is Lily Singhaviranon enrolled in Medicare?
Yes. Lily Singhaviranon 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 Lily Singhaviranon's services?
According to the CMS Revalidation Reassignment List (October 2026 release), Lily Singhaviranon reassigns Medicare benefits to 4 organizations: Dr Lily Medical Clinic LLC (Cheshire, CT), Hospitalist Medicine Physicians Of Connecticut, LLC (Manchester, CT), United Community And Family Services, Inc. (Norwich, CT) and Sound Physicians Of Massachusetts II PC (Brockton, MA). 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 Lily Singhaviranon's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.
What insurance does Lily Singhaviranon accept?
Health plans from Anthem Blue Cross and Blue Shield list Lily Singhaviranon 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 Lily Singhaviranon was last updated on May 6, 2026. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 5 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.
# Lily Singhaviranon, MD · NPI 1508883398
Internal Medicine physician in Danbury, Connecticut. Individual provider, active in the CMS NPPES registry since July 16, 2006.
## Identity
- **NPI:** 1508883398 (Entity type: Individual)
- **Enumerated:** July 16, 2006
- **Primary specialty:** Internal Medicine · taxonomy 207R00000X
- **State license:** 043371 (Connecticut)
- **Sole proprietor:** No
## Practice location
- **Address:** 24 HOSPITAL AVE, Danbury, CT 06810-6099
- **Phone:** (203) 739-6959 · **Fax:** (203) 739-6495
## 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:** 4 organizations under Medicare reassignment (form CMS-855R): Dr Lily Medical Clinic LLC (NPI 1588535702, Cheshire, CT); Hospitalist Medicine Physicians Of Connecticut, LLC (NPI 1558696153, Manchester, CT); United Community And Family Services, Inc. (NPI 1467482539, Norwich, CT); Sound Physicians Of Massachusetts II PC (NPI 1306376397, Brockton, MA) · CMS Revalidation Reassignment List, October 2026 release
- **Medical school:** Other, class of 1988
## Record status
- **NPPES last updated:** May 6, 2026
- **Other identifiers:** Medicaid 001433713 (CT)
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Source: [NPI Profile](https://npiprofile.com/npi/1508883398) · Data from the CMS NPPES public registry.