Markus Sonntag MD
NPI 1235326844 · Internal Medicine Physician · Orange Park, FL
Markus Sonntag MD is a Internal Medicine Physician organization in Orange Park, FL (NPI 1235326844).
Provider details
- NPI number
- 1235326844
- Entity type
- Organization
- Primary specialty
- Internal Medicine PhysicianAllopathic & Osteopathic Physicians
- Organization subpart
- No
- Authorized official
- Markus Sonntag, Owner(904) 272-0384
- License
- ME92805 (FL)
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
18 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
- 2007-09-27
- Last updated
- 2007-09-27
Frequently asked questions
- What is Markus Sonntag MD's NPI number?
- Markus Sonntag MD's National Provider Identifier (NPI) is 1235326844, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What type of organization is Markus Sonntag MD?
- Markus Sonntag MD is classified in the NPPES registry as Internal Medicine Physician (Allopathic & Osteopathic Physicians).
- Where is Markus Sonntag MD located?
- Markus Sonntag MD's practice location on file with NPPES is 2035 Professional Center Dr Ste C, Orange Park, FL 32073-4462.
- What is Markus Sonntag MD's phone number?
- The practice phone number listed in the NPPES registry for Markus Sonntag MD is (904) 272-0384.
- Who is the authorized official for Markus Sonntag MD?
- The authorized official listed on Markus Sonntag MD's NPPES record is Markus Sonntag, Owner. The authorized official registers and maintains the organization's NPI and is not necessarily its owner.
- Is Markus Sonntag MD's NPI active?
- Yes — Markus Sonntag MD's NPI (1235326844) is active in the NPPES registry as of the last update on 2007-09-27.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.