OrganizationActive
Charles Merker, MD, PC
NPI 1225258601 · Specialist · New York, NY
Charles Merker, MD, PC is a Specialist organization in New York, NY (NPI 1225258601).
Provider details
- NPI number
- 1225258601
- Entity type
- Organization
- Primary specialty
- SpecialistOther Service Providers
- Organization subpart
- No
- Authorized official
- Charles Merker, President(212) 535-5600
- License
- 106587 (NY)
Specialties & taxonomies
Other Service Providers
Profile Score
Detailed profile(89/100 index)
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure38% of score
19 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
157 E 72nd St
New York, NY 10021-4331
Phone: (212) 535-5600
Fax: (212) 249-2174
Street-level locationGet directions
Mailing address
157 E 72nd St
New York, NY 10021-4331
Registry dates
- Enumerated
- 2007-04-26
- Last updated
- 2020-08-22
Frequently asked questions
- What is Charles Merker, MD, PC's NPI number?
- Charles Merker, MD, PC's National Provider Identifier (NPI) is 1225258601, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What type of organization is Charles Merker, MD, PC?
- Charles Merker, MD, PC is classified in the NPPES registry as Specialist (Other Service Providers).
- Where is Charles Merker, MD, PC located?
- Charles Merker, MD, PC's practice location on file with NPPES is 157 E 72nd St, New York, NY 10021-4331.
- What is Charles Merker, MD, PC's phone number?
- The practice phone number listed in the NPPES registry for Charles Merker, MD, PC is (212) 535-5600.
- Who is the authorized official for Charles Merker, MD, PC?
- The authorized official listed on Charles Merker, MD, PC's NPPES record is Charles Merker, President. The authorized official registers and maintains the organization's NPI and is not necessarily its owner.
- Is Charles Merker, MD, PC's NPI active?
- Yes — Charles Merker, MD, PC's NPI (1225258601) is active in the NPPES registry as of the last update on 2020-08-22.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.