Gregory Kirschen, MD, PHD
NPI 1831725746 · Obstetrics & Gynecology Physician · Baltimore, MD
Enrolled with Medicare as Order and Referring Only - Obstetrics/Gynecology · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Gregory Kirschen, MD, PHD is a Obstetrics & Gynecology Physician provider in Baltimore, MD (NPI 1831725746).
Provider details
- NPI number
- 1831725746
- Entity type
- Individual
- Primary specialty
- Obstetrics & Gynecology PhysicianAllopathic & Osteopathic Physicians
- Credential
- MD, PHD
- Sex
- Male
- Sole proprietor
- Yes
- License
- 390200000X (MD)
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
6 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
Registry dates
- Enumerated
- 2020-03-23
- Last updated
- 2020-03-23
- Certified
- 2020-03-23
Frequently asked questions
- What is Gregory Kirschen's NPI number?
- Gregory Kirschen's National Provider Identifier (NPI) is 1831725746, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Gregory Kirschen's specialty?
- Gregory Kirschen is listed in the NPPES registry with a primary specialty of Obstetrics & Gynecology Physician (Allopathic & Osteopathic Physicians).
- Where is Gregory Kirschen located?
- Gregory Kirschen's practice location on file with NPPES is 600 N Wolfe St, Baltimore, MD 21287-0005.
- What is Gregory Kirschen's phone number?
- The practice phone number listed in the NPPES registry for Gregory Kirschen is (410) 955-5000.
- Does Gregory Kirschen accept Medicare?
- Gregory Kirschen is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Gregory Kirschen's NPI active?
- Yes — Gregory Kirschen's NPI (1831725746) is active in the NPPES registry as of the last update on 2020-03-23.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.