Ruby Gupta, M.D.
NPI 1538362884 · Neonatal-Perinatal Medicine Physician · Milwaukee, WI
Enrolled with Medicare as Practitioner - Pediatric Medicine · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Ruby Gupta, M.D. is a Neonatal-Perinatal Medicine Physician provider in Milwaukee, WI (NPI 1538362884).
Provider details
- NPI number
- 1538362884
- Entity type
- Individual
- Primary specialty
- Neonatal-Perinatal Medicine PhysicianAllopathic & Osteopathic Physicians
- Credential
- M.D.
- Sex
- Female
- Sole proprietor
- No
- License
- 50400 (WI)
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
4 documented practice locations
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
Additional practice locations (3)
- W180n8085 Town Hall RdMenomonee Falls, WI 53051-3518Phone: (262) 257-5000Fax: (262) 518-5052
- 9200 W Wisconsin AveMilwaukee, WI 53226-3522Phone: (414) 805-6600Fax: (414) 805-6622
- 3200 Pleasant Valley RdWest Bend, WI 53095-9274Phone: (262) 836-7300Fax: (262) 836-7301
Registry dates
- Enumerated
- 2007-06-06
- Last updated
- 2024-03-01
- Certified
- 2024-03-01
Frequently asked questions
- What is Ruby Gupta's NPI number?
- Ruby Gupta's National Provider Identifier (NPI) is 1538362884, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Ruby Gupta's specialty?
- Ruby Gupta is listed in the NPPES registry with a primary specialty of Neonatal-Perinatal Medicine Physician (Allopathic & Osteopathic Physicians).
- Where is Ruby Gupta located?
- Ruby Gupta's practice location on file with NPPES is 9000 W Wisconsin Ave, Milwaukee, WI 53226-4874.
- What is Ruby Gupta's phone number?
- The practice phone number listed in the NPPES registry for Ruby Gupta is (414) 266-6820.
- Does Ruby Gupta accept Medicare?
- Ruby Gupta is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Ruby Gupta's NPI active?
- Yes — Ruby Gupta's NPI (1538362884) is active in the NPPES registry as of the last update on 2024-03-01.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.