OrganizationActive
Ambulatory United
NPI 1033440565 · Surgery Physician · Greenville, MI
Ambulatory United is a Surgery Physician organization in Greenville, MI (NPI 1033440565).
Provider details
- NPI number
- 1033440565
- Entity type
- Organization
- Primary specialty
- Surgery PhysicianAllopathic & Osteopathic Physicians
- Organization subpart
- No
- Authorized official
- Priscilla Mahar, Chief Operating Officer(616) 225-6313
- License
- 590060 (MI)
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Profile Score
Detailed profile(84/100 index)
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure38% of score
16 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
421 S Baldwin St
Greenville, MI 48838-2102
Phone: (616) 225-8667
Fax: (616) 225-8677
Street-level locationGet directions
Mailing address
Po Box 75
Reed City, MI 49677-0075
Registry dates
- Enumerated
- 2010-01-22
- Last updated
- 2010-01-22
Frequently asked questions
- What is Ambulatory United's NPI number?
- Ambulatory United's National Provider Identifier (NPI) is 1033440565, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What type of organization is Ambulatory United?
- Ambulatory United is classified in the NPPES registry as Surgery Physician (Allopathic & Osteopathic Physicians).
- Where is Ambulatory United located?
- Ambulatory United's practice location on file with NPPES is 421 S Baldwin St, Greenville, MI 48838-2102.
- What is Ambulatory United's phone number?
- The practice phone number listed in the NPPES registry for Ambulatory United is (616) 225-8667.
- Who is the authorized official for Ambulatory United?
- The authorized official listed on Ambulatory United's NPPES record is Priscilla Mahar, Chief Operating Officer. The authorized official registers and maintains the organization's NPI and is not necessarily its owner.
- Is Ambulatory United's NPI active?
- Yes — Ambulatory United's NPI (1033440565) is active in the NPPES registry as of the last update on 2010-01-22.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.