What is Emily Siemer's NPI number?

Emily Siemer's National Provider Identifier (NPI) is 1639557127, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.

What is Emily Siemer's specialty?

Emily Siemer is listed in the NPPES registry with a primary specialty of Advanced Practice Midwife (Physician Assistants & Advanced Practice Nursing Providers).

Where is Emily Siemer located?

Emily Siemer's practice location on file with NPPES is 839 W Congress St, Tucson, AZ 85745-2819.

What is Emily Siemer's phone number?

The practice phone number listed in the NPPES registry for Emily Siemer is (520) 670-3909.

Does Emily Siemer accept Medicare?

Emily Siemer is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.

Is Emily Siemer's NPI active?

Yes — Emily Siemer's NPI (1639557127) is active in the NPPES registry as of the last update on 2025-10-28.

IndividualActiveAccepts Medicare

Emily Siemer, CNM

NPI 1639557127 · Advanced Practice Midwife · Tucson, AZ

Enrolled with Medicare as Practitioner - Certified Nurse Midwife (cnm) · source: CMS PECOS Public Provider Enrollment (2026.04.01)

Emily Siemer, CNM is a Advanced Practice Midwife provider in Tucson, AZ (NPI 1639557127).

Provider details

NPI number: 1639557127
Entity type: Individual
Primary specialty: Advanced Practice MidwifePhysician Assistants & Advanced Practice Nursing Providers
Credential: CNM
Sex: Female
Sole proprietor: Yes
License: AP8286 (AZ)

Specialties & taxonomies

Advanced Practice MidwifePrimary367A00000XLicense AP127839 (TX)
Physician Assistants & Advanced Practice Nursing Providers
Advanced Practice Midwife367A00000XLicense AP8286 (AZ)
Physician Assistants & Advanced Practice Nursing Providers

Profile Score

Detailed profile(83/100 index)

A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.

Registry tenure38% of score
11 yrs in NPPES registry
Profile completeness38% of score
100% of core fields populated
Practice footprint23% of score
3 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

839 W Congress St

Tucson, AZ 85745-2819

Phone: (520) 670-3909

Fax: (520) 309-2560

Street-level locationGet directions

More AZ providers

Mailing address

839 W Congress St

Tucson, AZ 85745-2819

Additional practice locations (2)

1500 W Commerce Ct Bldg 1
Tucson, AZ 85746-6074
Phone: (520) 670-3909
Fax: (520) 309-2560
5301 E Grant Rd
Tucson, AZ 85712-2805
Phone: (520) 327-5461

Enumerated: 2015-05-15
Last updated: 2025-10-28
Certified: 2025-10-28

Frequently asked questions

What is Emily Siemer's NPI number?: Emily Siemer's National Provider Identifier (NPI) is 1639557127, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
What is Emily Siemer's specialty?: Emily Siemer is listed in the NPPES registry with a primary specialty of Advanced Practice Midwife (Physician Assistants & Advanced Practice Nursing Providers).
Where is Emily Siemer located?: Emily Siemer's practice location on file with NPPES is 839 W Congress St, Tucson, AZ 85745-2819.
What is Emily Siemer's phone number?: The practice phone number listed in the NPPES registry for Emily Siemer is (520) 670-3909.
Does Emily Siemer accept Medicare?: Emily Siemer is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
Is Emily Siemer's NPI active?: Yes — Emily Siemer's NPI (1639557127) is active in the NPPES registry as of the last update on 2025-10-28.

Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.