Mark Kalchbrenner, DO
NPI 1851460315 · Maternal & Fetal Medicine Physician · Crown Point, IN
Enrolled with Medicare as Practitioner - Obstetrics/Gynecology · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Mark Kalchbrenner, DO is a Maternal & Fetal Medicine Physician provider in Crown Point, IN (NPI 1851460315).
Provider details
- NPI number
- 1851460315
- Entity type
- Individual
- Primary specialty
- Maternal & Fetal Medicine PhysicianAllopathic & Osteopathic Physicians
- Credential
- DO
- Sex
- Male
- Sole proprietor
- No
- License
- 02003709A (IN)
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 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)
- 297 W Franciscan Dr Ste 104Crown Point, IN 46307-4859Phone: (219) 213-2280Fax: (219) 213-2281
- 11123 Parkview Plaza Dr Ste 204Fort Wayne, IN 46845-1707Phone: (260) 266-8380Fax: (260) 266-8385
- 8111 S Emerson AveIndianapolis, IN 46237-8601Phone: (317) 528-7000Fax: (317) 528-5146
Registry dates
- Enumerated
- 2006-11-07
- Last updated
- 2024-01-12
- Certified
- 2024-01-12
Frequently asked questions
- What is Mark Kalchbrenner's NPI number?
- Mark Kalchbrenner's National Provider Identifier (NPI) is 1851460315, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Mark Kalchbrenner's specialty?
- Mark Kalchbrenner is listed in the NPPES registry with a primary specialty of Maternal & Fetal Medicine Physician (Allopathic & Osteopathic Physicians).
- Where is Mark Kalchbrenner located?
- Mark Kalchbrenner's practice location on file with NPPES is 12750 St Francis Dr Ste 310, Crown Point, IN 46307-0254.
- What is Mark Kalchbrenner's phone number?
- The practice phone number listed in the NPPES registry for Mark Kalchbrenner is (219) 213-2280.
- Does Mark Kalchbrenner accept Medicare?
- Mark Kalchbrenner is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Mark Kalchbrenner's NPI active?
- Yes — Mark Kalchbrenner's NPI (1851460315) is active in the NPPES registry as of the last update on 2024-01-12.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.