Maria Grauerholz, M.D.
NPI 1912134909 · Anesthesiology Physician · Portsmouth, VA
Enrolled with Medicare as Practitioner - Anesthesiology · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Maria Grauerholz, M.D. is a Anesthesiology Physician provider in Portsmouth, VA (NPI 1912134909).
Provider details
- NPI number
- 1912134909
- Entity type
- Individual
- Primary specialty
- Anesthesiology PhysicianAllopathic & Osteopathic Physicians
- Credential
- M.D.
- Sex
- Female
- Sole proprietor
- Yes
- License
- 0101247940 (VA)
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
17 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
- 2009-06-17
- Last updated
- 2024-02-25
- Certified
- 2024-02-25
Frequently asked questions
- What is Maria Grauerholz's NPI number?
- Maria Grauerholz's National Provider Identifier (NPI) is 1912134909, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Maria Grauerholz's specialty?
- Maria Grauerholz is listed in the NPPES registry with a primary specialty of Anesthesiology Physician (Allopathic & Osteopathic Physicians).
- Where is Maria Grauerholz located?
- Maria Grauerholz's practice location on file with NPPES is 620 John Paul Jones Cir, Portsmouth, VA 23708-2111.
- What is Maria Grauerholz's phone number?
- The practice phone number listed in the NPPES registry for Maria Grauerholz is (757) 619-7760.
- Does Maria Grauerholz accept Medicare?
- Maria Grauerholz is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Maria Grauerholz's NPI active?
- Yes — Maria Grauerholz's NPI (1912134909) is active in the NPPES registry as of the last update on 2024-02-25.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.