Harmony Medical Services of New Jersey LLC
NPI 1649873183 · Family Medicine Physician · Montclair, NJ
Enrolled with Medicare as Part B Supplier - Clinic/Group Practice · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Harmony Medical Services of New Jersey LLC is a Family Medicine Physician organization in Montclair, NJ (NPI 1649873183).
Provider details
- NPI number
- 1649873183
- Entity type
- Organization
- Primary specialty
- Family Medicine PhysicianAllopathic & Osteopathic Physicians
- Organization subpart
- No
- Authorized official
- Jonathan Feldstein, Owner(248) 824-6600
Specialties & taxonomies
Allopathic & Osteopathic Physicians
- Internal Medicine Physician207R00000X
Allopathic & Osteopathic Physicians
- Pediatrics Physician208000000X
Allopathic & Osteopathic Physicians
- General Practice Physician208D00000X
Allopathic & Osteopathic Physicians
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure38% of score
5 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
Other names (DBA / former)
- Doing business as
- Harmonycares Medical Group
Registry dates
- Enumerated
- 2020-11-18
- Last updated
- 2025-09-30
- Certified
- 2025-09-30
Frequently asked questions
- What is Harmony Medical Services of New Jersey LLC's NPI number?
- Harmony Medical Services of New Jersey LLC's National Provider Identifier (NPI) is 1649873183, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What type of organization is Harmony Medical Services of New Jersey LLC?
- Harmony Medical Services of New Jersey LLC is classified in the NPPES registry as Family Medicine Physician (Allopathic & Osteopathic Physicians).
- Where is Harmony Medical Services of New Jersey LLC located?
- Harmony Medical Services of New Jersey LLC's practice location on file with NPPES is 28 Valley Rd # 148, Montclair, NJ 07042-2709.
- What is Harmony Medical Services of New Jersey LLC's phone number?
- The practice phone number listed in the NPPES registry for Harmony Medical Services of New Jersey LLC is (973) 707-3911.
- Does Harmony Medical Services of New Jersey LLC accept Medicare?
- Harmony Medical Services of New Jersey LLC is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Who is the authorized official for Harmony Medical Services of New Jersey LLC?
- The authorized official listed on Harmony Medical Services of New Jersey LLC's NPPES record is Jonathan Feldstein, Owner. The authorized official registers and maintains the organization's NPI and is not necessarily its owner.
- Is Harmony Medical Services of New Jersey LLC's NPI active?
- Yes — Harmony Medical Services of New Jersey LLC's NPI (1649873183) is active in the NPPES registry as of the last update on 2025-09-30.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.