Mark H Gardenswartz, MD Pl
NPI 1285759647 · Internal Medicine Physician · New York, NY
Mark H Gardenswartz, MD Pl is a Internal Medicine Physician organization in New York, NY (NPI 1285759647).
Provider details
- NPI number
- 1285759647
- Entity type
- Organization
- Primary specialty
- Internal Medicine PhysicianAllopathic & Osteopathic Physicians
- Organization subpart
- No
- Authorized official
- Brenda Gardenswartz, Office Manager(212) 583-2930
- License
- 128389 (NY)
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
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
Mailing address
Registry dates
- Enumerated
- 2007-03-21
- Last updated
- 2007-09-27
Frequently asked questions
- What is Mark H Gardenswartz, MD Pl's NPI number?
- Mark H Gardenswartz, MD Pl's National Provider Identifier (NPI) is 1285759647, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What type of organization is Mark H Gardenswartz, MD Pl?
- Mark H Gardenswartz, MD Pl is classified in the NPPES registry as Internal Medicine Physician (Allopathic & Osteopathic Physicians).
- Where is Mark H Gardenswartz, MD Pl located?
- Mark H Gardenswartz, MD Pl's practice location on file with NPPES is 110 E 59th St, New York, NY 10022-1304.
- What is Mark H Gardenswartz, MD Pl's phone number?
- The practice phone number listed in the NPPES registry for Mark H Gardenswartz, MD Pl is (212) 583-5930.
- Who is the authorized official for Mark H Gardenswartz, MD Pl?
- The authorized official listed on Mark H Gardenswartz, MD Pl's NPPES record is Brenda Gardenswartz, Office Manager. The authorized official registers and maintains the organization's NPI and is not necessarily its owner.
- Is Mark H Gardenswartz, MD Pl's NPI active?
- Yes — Mark H Gardenswartz, MD Pl's NPI (1285759647) is active in the NPPES registry as of the last update on 2007-09-27.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.