DIANE M BERKEY CRNA
NPI 1881676534
Nurse Anesthetist, Certified Registered in Mason City, IA
About Diane M Berkey Crna NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
DIANE M BERKEY CRNA (NPI 1881676534) is an individual nurse anesthetist, certified registered in Mason City, Iowa, licensed in Iowa (D061074) and active in the NPI registry since November 2005. She is a graduate of Other (1994).
NPPES Registry Identity
Specialties & Licenses
Other Identifiers 2
Medicare Participation & PECOS CMS
Medicare enrollment, assignment, billing reassignment, and ordering and referring status from CMS.
Medicare Enrollment Status
Enrolled in Medicare and accepts Medicare assignment
Diane M Berkey Crna is registered in PECOS and agrees to accept the Medicare-approved amount as full payment. Medicare patients are not billed beyond the standard deductible and coinsurance.
Medicare Billing Reassignments
4Medicare enrollment records show Diane Berkey reassigns Medicare billing to 4 organizations. Each organization bills Medicare for the services this provider delivers there; the nearest is listed first.
Redding, CA 96001
- Reassigned Medicare billing, California enrollment
- 32 clinicians in this Medicare group
Castro Valley, CA 94546
- Reassigned Medicare billing, California enrollment
- 10 clinicians in this Medicare group
Crescent City, CA 95531
- Reassigned Medicare billing, California enrollment
- 134 clinicians in this Medicare group
Daly City, CA 94015
- Reassigned Medicare billing, California enrollment
- 53 clinicians in this Medicare group
Source: CMS Revalidation Reassignment List, October 2026 release. Reassignment records can lag staffing changes; confirm a current affiliation with the organization.
Areas of Expertise CMS Part B claims 3
Services this provider delivered to Medicare fee-for-service patients, from the CMS Medicare utilization data. Higher counts generally reflect more experience with a service; care delivered outside Medicare is not included.
Physician Visit Costs CMS claims · ZIP area
Typical Medicare office-visit costs in the 50401 ZIP code area, from fee-for-service claims. These are area statistics, not this provider’s prices; actual charges vary by service and coverage.
Other Providers at the Same Location NPPES
Providers registered at the same practice address, or within the immediate area, according to the NPPES registry.
Frequently Asked Questions NPPES & CMS
Common questions about this NPI record, answered from the official NPPES registry and CMS datasets shown on this page.
What is Diane Berkey's NPI number?
The NPI number for Diane Berkey is 1881676534. It was assigned to this individual provider in the NPPES registry on November 17, 2005.
Where is Diane Berkey located?
Diane Berkey practices at 1410 6th St SW, Mason City, IA 50401. The listed phone number is (641) 424-6704.
What is Diane Berkey's specialty?
The primary specialty registered for this NPI is Nurse Anesthetist, Certified Registered with taxonomy code 367500000X.
Is Diane Berkey enrolled in Medicare?
Yes. Diane Berkey is registered in the Medicare PECOS system and accepts Medicare assignment, which means accepting the Medicare-approved amount as payment in full for covered services.
Which organizations bill Medicare for Diane Berkey's services?
According to the CMS Revalidation Reassignment List (October 2026 release), Diane Berkey reassigns Medicare benefits to 4 organizations: In Somno Securitas A Professional Nursing Corporation (Redding, CA), Baec Anesthesia LLC (Castro Valley, CA), Sda Services Of Ca (Crescent City, CA) and Blue Eagle Anesthesia Inc A Professional Corporation (Daly City, CA). Each reassignment is filed with Medicare on form CMS-855R, signed by both the clinician and the organization, and lets the organization bill Medicare and receive payment for Diane Berkey's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.
When was this NPI record last updated?
The NPPES record for Diane Berkey was last updated on February 8, 2010. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 16 years ago. If this record has changed at CMS more recently, you can request an on-demand re-check against the live CMS registry, directly from this page.
# Diane M Berkey, CRNA · NPI 1881676534
Nurse Anesthetist, Certified Registered physician in Mason City, Iowa. Individual provider, active in the CMS NPPES registry since November 17, 2005.
## Identity
- **NPI:** 1881676534 (Entity type: Individual)
- **Enumerated:** November 17, 2005
- **Primary specialty:** Nurse Anesthetist, Certified Registered · taxonomy 367500000X
- **State license:** D061074 (Iowa)
- **Sole proprietor:** No
## Practice location
- **Address:** 1410 6TH ST SW, Mason City, IA 50401-4818
- **Phone:** (641) 424-6704 · **Fax:** (641) 424-6709
## Medicare
- **Medicare:** Enrolled (PECOS); accepts Medicare assignment
- **Bills Medicare through:** 4 organizations under Medicare reassignment (form CMS-855R): In Somno Securitas A Professional Nursing Corporation (NPI 1114686631, Redding, CA); Baec Anesthesia LLC (NPI 1114446291, Castro Valley, CA); Sda Services Of Ca (NPI 1417428970, Crescent City, CA); Blue Eagle Anesthesia Inc A Professional Corporation (NPI 1396822326, Daly City, CA) · CMS Revalidation Reassignment List, October 2026 release
- **Medical school:** Other, class of 1994
## Record status
- **NPPES last updated:** February 8, 2010
- **Other identifiers:** Medicare PIN 1881676534 (IA); Medicaid 1881676534 (IA)
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Source: [NPI Profile](https://npiprofile.com/npi/1881676534) · Data from the CMS NPPES public registry.