Abigail Knudson, CNM
NPI 1821836933 · Advanced Practice Midwife · Iowa City, IA
Enrolled with Medicare as Practitioner - Certified Nurse Midwife (cnm) · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Abigail Knudson, CNM is a Advanced Practice Midwife provider in Iowa City, IA (NPI 1821836933).
Provider details
- NPI number
- 1821836933
- Entity type
- Individual
- Primary specialty
- Advanced Practice MidwifePhysician Assistants & Advanced Practice Nursing Providers
- Credential
- CNM
- Sex
- Female
- Sole proprietor
- No
Specialties & taxonomies
Physician Assistants & Advanced Practice Nursing Providers
- Midwife176B00000X
Other Service Providers
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure38% of score
2 yrs in NPPES registry
- Profile completeness38% of score
83% of core fields populated
- Practice footprint23% of score
8 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 (7)
- 411 10th St Se Ste 1200Cedar Rapids, IA 52403-2449Phone: (319) 356-2294Fax: (319) 467-5188
- 105 E 9th StCoralville, IA 52241-2209Phone: (319) 467-2000Fax: (319) 467-2510
- 500 E Market StIowa City, IA 52245-2633Phone: (319) 339-3551Fax: (319) 248-7945
- 1360 N Dodge StIowa City, IA 52245-6114Phone: (319) 356-2294Fax: (319) 384-9693
- 540 E Jefferson St Ste 201Iowa City, IA 52245-2460Phone: (319) 356-2294Fax: (319) 545-4570
- 3465 Mulberry AveMuscatine, IA 52761-2324Phone: (319) 356-2294Fax: (563) 263-5081
- 444 E Polk StWashington, IA 52353-1237Phone: (319) 653-6601Fax: (319) 356-3949
Registry dates
- Enumerated
- 2024-07-15
- Last updated
- 2025-11-17
- Certified
- 2025-11-17
Frequently asked questions
- What is Abigail Knudson's NPI number?
- Abigail Knudson's National Provider Identifier (NPI) is 1821836933, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Abigail Knudson's specialty?
- Abigail Knudson is listed in the NPPES registry with a primary specialty of Advanced Practice Midwife (Physician Assistants & Advanced Practice Nursing Providers).
- Where is Abigail Knudson located?
- Abigail Knudson's practice location on file with NPPES is 200 Hawkins Dr, Iowa City, IA 52242-1009.
- What is Abigail Knudson's phone number?
- The practice phone number listed in the NPPES registry for Abigail Knudson is (319) 356-2294.
- Does Abigail Knudson accept Medicare?
- Abigail Knudson is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Abigail Knudson's NPI active?
- Yes — Abigail Knudson's NPI (1821836933) is active in the NPPES registry as of the last update on 2025-11-17.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.