Upstate Lung & Critical Care Specialists, PC
NPI 1851531685 · Pulmonary Disease Physician · Union, SC
Upstate Lung & Critical Care Specialists, PC is a Pulmonary Disease Physician organization in Union, SC (NPI 1851531685).
Provider details
- NPI number
- 1851531685
- Entity type
- Organization
- Primary specialty
- Pulmonary Disease PhysicianAllopathic & Osteopathic Physicians
- Organization subpart
- No
- Authorized official
- Gregory Feldman, President(864) 573-6320
- License
- 158368 (SC)
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure38% of score
17 yrs in NPPES registry
- Profile completeness38% of score
100% of core fields populated
- Practice footprint23% of score
1 documented practice location
Signals a provider has no public data for (e.g. Medicare claims) are left out of the score entirely — never counted as zero — so providers without that data are not penalized. See the full formula and weights in our methodology.
Practice location
Mailing address
Registry dates
- Enumerated
- 2009-03-06
- Last updated
- 2009-03-06
Frequently asked questions
- What is Upstate Lung & Critical Care Specialists, PC's NPI number?
- Upstate Lung & Critical Care Specialists, PC's National Provider Identifier (NPI) is 1851531685, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What type of organization is Upstate Lung & Critical Care Specialists, PC?
- Upstate Lung & Critical Care Specialists, PC is classified in the NPPES registry as Pulmonary Disease Physician (Allopathic & Osteopathic Physicians).
- Where is Upstate Lung & Critical Care Specialists, PC located?
- Upstate Lung & Critical Care Specialists, PC's practice location on file with NPPES is 1005 Thompson Blvd, Union, SC 29379-7409.
- What is Upstate Lung & Critical Care Specialists, PC's phone number?
- The practice phone number listed in the NPPES registry for Upstate Lung & Critical Care Specialists, PC is (864) 427-0278.
- Who is the authorized official for Upstate Lung & Critical Care Specialists, PC?
- The authorized official listed on Upstate Lung & Critical Care Specialists, PC's NPPES record is Gregory Feldman, President. The authorized official registers and maintains the organization's NPI and is not necessarily its owner.
- Is Upstate Lung & Critical Care Specialists, PC's NPI active?
- Yes — Upstate Lung & Critical Care Specialists, PC's NPI (1851531685) is active in the NPPES registry as of the last update on 2009-03-06.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.