IndividualActive
Max Quaas, M.D.
NPI 1649237298 · Family Medicine Physician · Decorah, IA
Max Quaas, M.D. is a Family Medicine Physician provider in Decorah, IA (NPI 1649237298).
Provider details
- NPI number
- 1649237298
- Entity type
- Individual
- Primary specialty
- Family Medicine PhysicianAllopathic & Osteopathic Physicians
- Credential
- M.D.
- Sex
- Male
- License
- 19352 (IA)
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Profile Score
Detailed profile(91/100 index)
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure38% of score
20 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
901 Montgomery St
Decorah, IA 52101-2325
Phone: (563) 382-2911
Street-level locationGet directions
Mailing address
1001 Maiden Ln
Decorah, IA 52101-2111
Registry dates
- Enumerated
- 2006-04-27
- Last updated
- 2007-07-08
Frequently asked questions
- What is Max Quaas's NPI number?
- Max Quaas's National Provider Identifier (NPI) is 1649237298, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Max Quaas's specialty?
- Max Quaas is listed in the NPPES registry with a primary specialty of Family Medicine Physician (Allopathic & Osteopathic Physicians).
- Where is Max Quaas located?
- Max Quaas's practice location on file with NPPES is 901 Montgomery St, Decorah, IA 52101-2325.
- What is Max Quaas's phone number?
- The practice phone number listed in the NPPES registry for Max Quaas is (563) 382-2911.
- Is Max Quaas's NPI active?
- Yes — Max Quaas's NPI (1649237298) 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.