IndividualActive
Louise Grochow, M.D.
NPI 1326159674 · Medical Oncology Physician · Baltimore, MD
Louise Grochow, M.D. is a Medical Oncology Physician provider in Baltimore, MD (NPI 1326159674).
Provider details
- NPI number
- 1326159674
- Entity type
- Individual
- Primary specialty
- Medical Oncology PhysicianAllopathic & Osteopathic Physicians
- Credential
- M.D.
- Sex
- Female
- Sole proprietor
- Yes
- License
- D0018333 (MD)
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Profile Score
Detailed profile(90/100 index)
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
Johns Hopkins Hosp Oncology Ctg C/O Martin Abeloff
600 N. Wolfe St.
Baltimore, MD 21287-0001
Phone: (302) 252-5044
Approximate (ZIP-level) locationGet directions
Mailing address
7 Willard St
Cambridge, MA 02138-4836
Registry dates
- Enumerated
- 2006-08-31
- Last updated
- 2007-07-08
Frequently asked questions
- What is Louise Grochow's NPI number?
- Louise Grochow's National Provider Identifier (NPI) is 1326159674, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Louise Grochow's specialty?
- Louise Grochow is listed in the NPPES registry with a primary specialty of Medical Oncology Physician (Allopathic & Osteopathic Physicians).
- Where is Louise Grochow located?
- Louise Grochow's practice location on file with NPPES is Johns Hopkins Hosp Oncology Ctg C/O Martin Abeloff, Baltimore, MD 21287-0001.
- What is Louise Grochow's phone number?
- The practice phone number listed in the NPPES registry for Louise Grochow is (302) 252-5044.
- Is Louise Grochow's NPI active?
- Yes — Louise Grochow's NPI (1326159674) is active in the NPPES registry as of the last update on 2007-07-08.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.