Serenity Medical Weight Loss Clinic LLC
NPI 1003608225 · Internal Medicine Physician · Nashua, NH
Enrolled with Medicare as Part B Supplier - Clinic/Group Practice · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Serenity Medical Weight Loss Clinic LLC is a Internal Medicine Physician organization in Nashua, NH (NPI 1003608225).
Provider details
- NPI number
- 1003608225
- Entity type
- Organization
- Primary specialty
- Internal Medicine PhysicianAllopathic & Osteopathic Physicians
- Organization subpart
- No
- Authorized official
- Xiaoxi Ouyang, Owner(617) 272-7057
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
1 yr 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
- Serenity Primary Care and Medical Weight Loss Clinic
Registry dates
- Enumerated
- 2025-05-22
- Last updated
- 2025-09-26
- Certified
- 2025-09-26
Frequently asked questions
- What is Serenity Medical Weight Loss Clinic LLC's NPI number?
- Serenity Medical Weight Loss Clinic LLC's National Provider Identifier (NPI) is 1003608225, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What type of organization is Serenity Medical Weight Loss Clinic LLC?
- Serenity Medical Weight Loss Clinic LLC is classified in the NPPES registry as Internal Medicine Physician (Allopathic & Osteopathic Physicians).
- Where is Serenity Medical Weight Loss Clinic LLC located?
- Serenity Medical Weight Loss Clinic LLC's practice location on file with NPPES is 154 Broad St Ste 1510, Nashua, NH 03063-3207.
- What is Serenity Medical Weight Loss Clinic LLC's phone number?
- The practice phone number listed in the NPPES registry for Serenity Medical Weight Loss Clinic LLC is (617) 272-7057.
- Does Serenity Medical Weight Loss Clinic LLC accept Medicare?
- Serenity Medical Weight Loss Clinic 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 Serenity Medical Weight Loss Clinic LLC?
- The authorized official listed on Serenity Medical Weight Loss Clinic LLC's NPPES record is Xiaoxi Ouyang, Owner. The authorized official registers and maintains the organization's NPI and is not necessarily its owner.
- Is Serenity Medical Weight Loss Clinic LLC's NPI active?
- Yes — Serenity Medical Weight Loss Clinic LLC's NPI (1003608225) is active in the NPPES registry as of the last update on 2025-09-26.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.