Mary Elizabeth Claassen, CNM

  • Santa Barbara, CA
  • Advanced practice midwife
NPI1881938892PAC ID6204205933
MIPS score, 2024
89
Hospital affiliations
1
Industry payments
$117
Medical groups
2
State license
1
Practice address
400 West Pueblo, Santa Barbara, CA 93105
Practice phone
Call (805) 682-7111
Professional email
Get professional email
Personal email
Get personal email
Mobile number
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Social profiles

Primary practice

Santa Barbara Cottage Hospital

Hospital · Santa Barbara, California

See all 4 affiliations

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Mary Elizabeth Claassen is an advanced practice midwife in Santa Barbara, California

Mary Claassen practices at Santa Barbara Cottage Hospital in Santa Barbara, California, part of Cottage Health.

Mary Claassen's NPI, 1881938892, was assigned on November 15, 2012. Mary Claassen holds California license 2017.

NPI and contact details
Medicare PAC ID
6204205933
NPI enumeration date
November 15, 2012
NPI status
Active
Accepts Medicare assignment
Yes
Practice phone
(805) 682-7111
Professional email
Get email
Personal email
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Mobile number
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Sex
Female
Estimated age
41
Medical school graduation
2011

Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; Dmand AI Affiliation Data; and Doctors and Clinicians National Downloadable File (CMS)

Mary Elizabeth Claassen practices at Santa Barbara Cottage Hospital in Santa Barbara, California

Mary Claassen's primary practice is Santa Barbara Cottage Hospital, at 400 West Pueblo, Santa Barbara, CA 93105 in Santa Barbara County. The practice phone is (805) 682-7111.

Source: Dmand AI Affiliation Data

Mary Elizabeth Claassen is affiliated with 2 sites of care and 2 medical groups

Mary Claassen's primary practice is Santa Barbara Cottage Hospital in Santa Barbara, California, part of Cottage Health. The medical group on file is Cottage Medical Group. Dmand AI also links Mary Claassen to 1 more urgent care center and 1 medical group, each named with a free account.

See all 4 affiliations for Mary Claassen

Sources: Dmand AI Affiliation Data; and Dmand AI Org Hierarchy Data

Dmand AI tracks the EHR system at Mary Elizabeth Claassen's practice

Dmand AI tracks the electronic health record (EHR) system at each site where Mary Claassen practices, 2 sites in all. Vendor and product names are available with a free account.

EHR by site
SiteEHR vendor and product
Santa Barbara Cottage HospitalAvailable with a free account
+1 more site and 1 medical groupAvailable with a free account

Source: Dmand AI Technology Install Data

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Mary Elizabeth Claassen is one of 752 advanced practice midwifes in California

Advanced practice midwife is Mary Claassen's primary specialty in the NPI Registry, under taxonomy code 367A00000X. Mary Claassen is licensed in California.

Specialties and state licenses

  • Advanced practice midwife, CaliforniaPrimaryLicense 2017 · taxonomy 367A00000X

Advanced practice midwifes near Mary Claassen

Counts of advanced practice midwifes with a Dmand AI profile, by place and practice. Each opens the list.

752advanced practice midwifes in California
3advanced practice midwifes in Santa Barbara

Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; and Dmand AI Peer Benchmarks

Mary Elizabeth Claassen's patients have a median age of 34

Across all payers, Dmand AI patient panel data puts Mary Claassen's median patient age at 34, with 98% women.

Mary Claassen's patients across all payers

Dmand AI patient panel data covers Medicare, Medicaid and commercial patients.

Patient panel by age, all payers

Median age 34

Patient panel by sex, all payers

  • Women98%
  • Men1%

Source: Dmand AI Patient Panel Data

Mary Elizabeth Claassen scored 89 out of 100 in Medicare's MIPS program for 2024

CMS publishes a Merit-based Incentive Payment System (MIPS) score of 89 out of 100 for Mary Claassen for performance year 2024, reported as part of a group. Mary Claassen accepts Medicare assignment, so Medicare's approved amount is taken as full payment.

Accepts Medicare assignment
Yes

Mary Claassen's MIPS scores, performance year 2024

  • 89of 100Final score
  • 88.2of 100Quality
  • 100of 100Promoting Interoperability
  • 40of 100Improvement Activities
  • 74of 100Cost

Each score is out of 100. The final score weighs the categories CMS scored for this clinician.

Sources: Doctors and Clinicians National Downloadable File (CMS); and Clinician Public Reporting: Overall MIPS Performance (CMS), 2024 data, released September 10, 2026

Mary Elizabeth Claassen received $117 in industry payments in 2025

CMS Open Payments shows 1 general payment to Mary Claassen from 1 drug or device company in 2025. Food and beverage make up the largest share, 100% of the total. Organon LLC paid the most, $117.

Companies that paid Mary Claassen the most, 2025 to 2025

Share is of all general payments to this clinician.

See all payments to Mary Claassen

Source: Open Payments (CMS), 2025 data, released July 7, 2026

Sources for Mary Elizabeth Claassen's profile data

Sources for the data on this page
Data on this pageSource
NPI, name, sex, specialty and licensesNPPES NPI Registry (CMS) (opens in a new tab)Dmand AI Professional Profile Data
Practice locations and phoneDmand AI Affiliation Data
Primary practice, affiliations and health systemDmand AI Affiliation DataDmand AI Org Hierarchy Data
Medicare patients and the all-payer patient panelDmand AI Patient Panel Data
MIPS scores, telehealth, assignment and procedure percentilesDoctors and Clinicians National Downloadable File (CMS) (opens in a new tab)Clinician Public Reporting: Overall MIPS Performance (CMS) (opens in a new tab)
Industry paymentsOpen Payments (CMS) (opens in a new tab)
EHR at each practice siteDmand AI Technology Install Data
Similar physiciansDmand AI Affiliation Data

Data last refreshed October 2026Report an inaccuracyRemove my information

FAQ

Frequently asked questions about Mary Elizabeth Claassen

Spotted something out of date? Email hello@dmand.ai and we will check the record. Contact details live in the free trial.

What is Mary Elizabeth Claassen's NPI number?

Mary Elizabeth Claassen's NPI number is 1881938892. It was assigned on November 15, 2012, and it is active in the NPI Registry.

What does Mary Elizabeth Claassen specialize in?

Mary Elizabeth Claassen is an advanced practice midwife in Santa Barbara, California. The primary specialty in the NPI Registry is Advanced Practice Midwife (taxonomy code 367A00000X).

Where does Mary Elizabeth Claassen practice?

Mary Claassen practices at 400 West Pueblo, Santa Barbara, CA 93105. Mary Claassen's primary practice is Santa Barbara Cottage Hospital in Santa Barbara, California, part of Cottage Health. Dmand AI also links Mary Claassen to 1 urgent care center and 1 medical group.

What is Mary Elizabeth Claassen's office phone number?

The practice phone on file for Mary Claassen is (805) 682-7111.

What is Mary Elizabeth Claassen's medical license number?

Mary Claassen holds California license 2017.

Which hospitals is Mary Elizabeth Claassen affiliated with?

Mary Claassen practices at Santa Barbara Cottage Hospital in Santa Barbara, California.

What medical group is Mary Elizabeth Claassen part of?

Mary Claassen is linked to Cottage Medical Group. Dmand AI links Mary Claassen to 1 more medical group.

Does Mary Elizabeth Claassen accept Medicare?

Yes. CMS lists Mary Claassen as accepting Medicare assignment.

What is Mary Elizabeth Claassen's MIPS score?

Mary Claassen's MIPS final score for performance year 2024 is 89 out of 100, reported as part of a group.

Has Mary Elizabeth Claassen received payments from drug or device companies?

CMS Open Payments shows $117 in general payments to Mary Claassen from 1 company from 2025 to 2025. The largest total came from Organon LLC.

How long has Mary Elizabeth Claassen been practicing?

Mary Claassen graduated from medical school in 2011, 15 years ago.

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