Rachael Grosso, M.D.
NPI 1811382807 · Internal Medicine Physician · Newark, DE
Enrolled with Medicare as Practitioner - Internal Medicine · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Rachael Grosso, M.D. is a Internal Medicine Physician provider in Newark, DE (NPI 1811382807).
Provider details
- NPI number
- 1811382807
- Entity type
- Individual
- Primary specialty
- Internal Medicine PhysicianAllopathic & Osteopathic Physicians
- Credential
- M.D.
- Sex
- Female
- Sole proprietor
- No
- License
- C1-0012784 (DE)
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Allopathic & Osteopathic Physicians
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure28% of score
11 yrs in NPPES registry
- Profile completeness28% of score
100% of core fields populated
- Practice footprint17% of score
3 documented practice locations
- Medicare service volume (vs. specialty peers)28% of score
349 Medicare services, 2024 (ranked within specialty)
Medicare volume is ranked against active providers in the same specialty. 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.
What this provider does (Medicare)
Based on Medicare fee-for-service claims, 2024; not all care is captured.
| Service (HCPCS) | Medicare services | Typical Medicare-allowed (2024) |
|---|---|---|
| Subsequent Hospital Care With Moderate Levelof Medical Decision Making, If Using Time, at Least 35 Minutes99232 | 200 | $78 |
| Subsequent Hospital Care With Moderate Levelof Medical Decision Making, If Using Time, at Least 50 Minutes99233 | 55 | $120 |
| Initial Hospital Care With Straightforward Or Low-Level Medical Decision Making, If Using Time, at Least 55 Minutes99222 | 41 | $132 |
| Subsequent Hospital Care With Straightforward Or Low Level of Medical Decision Making, Per Day, If Using Time, at Least 25 Minutes99231 | 39 | $50 |
| Initial Hospital Care With Moderate Level of Medical Decision Making, If Using Time, at Least 75 Minutes99223 | 14 | $175 |
Typical Medicare-allowed amounts for these services range $50–$175 (2024). The Medicare-allowed amount is what Medicare recognizes for a service under fee-for-service — a reference figure for 2024, and not what you would be billed. Medicare Part B covers roughly an eighth of all NPIs (65+ skew); services with fewer than 11 beneficiaries are suppressed by CMS. Source: CMS Medicare Physician & Other Practitioners, by Provider & Service.
Practice location
Mailing address
Additional practice locations (2)
- 925 Chestnut St Ste 320aPhiladelphia, PA 19107-4216Phone: (215) 955-8874Fax: (215) 955-2340
- 111 S 11th StPhiladelphia, PA 19107-4824Phone: (215) 955-8874Fax: (215) 955-2340
Registry dates
- Enumerated
- 2015-04-06
- Last updated
- 2019-08-14
Frequently asked questions
- What is Rachael Grosso's NPI number?
- Rachael Grosso's National Provider Identifier (NPI) is 1811382807, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Rachael Grosso's specialty?
- Rachael Grosso is listed in the NPPES registry with a primary specialty of Internal Medicine Physician (Allopathic & Osteopathic Physicians).
- Where is Rachael Grosso located?
- Rachael Grosso's practice location on file with NPPES is 4755 Ogletown Stanton Rd Ste 5a43, Newark, DE 19718.
- What is Rachael Grosso's phone number?
- The practice phone number listed in the NPPES registry for Rachael Grosso is (302) 623-0188.
- Does Rachael Grosso accept Medicare?
- Rachael Grosso is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Rachael Grosso's NPI active?
- Yes — Rachael Grosso's NPI (1811382807) is active in the NPPES registry as of the last update on 2019-08-14.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.