1. Home
  2. Directory
  3. California
  4. Santa Rosa
  5. Internal Medicine
  6. NPI Profile

DR. KENDAL LEE HAMANN M.D.
NPI 1285615922
Internal Medicine - Endocrinology, Diabetes & Metabolism in Santa Rosa, CA

Active since November 09, 2005PECOS EnrolledAccepts Medicare Assignment
3883 AIRWAY DR STE 201, SANTA ROSA, CA 95403(707) 521-7735(707) 573-5422 Get Directions Write a Review

NPPES record last updated: January 14, 2025. Verified against the NPPES registry weekly; last sync: July 26, 2026.

Record update history: Dec 13, 2021, Feb 11, 2016 (2 updates tracked since 2016).

About Dr. Kendal Lee Hamann M.d. NPPES

Official registry information on file with the National Plan and Provider Enumeration System.

DR. KENDAL LEE HAMANN M.D. (NPI 1285615922) is an individual endocrinology, diabetes & metabolism provider in Santa Rosa, California, licensed in California (A81803) and active in the NPI registry since November 2005. She is enrolled in Medicare PECOS, maintains a secondary practice location in Petaluma, and is a graduate of University Of California, San Diego School Of Medicine (2001).

NPPES Registry Identity

NPI1285615922
Entity TypeIndividualFemale
Primary Taxonomy207RE0101X
Provider Legal NameDR. KENDAL LEE HAMANNCredential: M.D.
Location Address3883 AIRWAY DR STE 201Santa Rosa, CA 95403-1671
Mailing AddressPo Box 276950Sacramento, CA 95827-6950 · (707) 521-7735 · Fax (707) 573-5422
Phone(707) 521-7735
Fax(707) 573-5422
Sole ProprietorNo
Medical School CMSUniversity Of California, San Diego School Of MedicineGraduated 2001
Enumeration DateNovember 9, 2005
Last NPPES UpdateJanuary 14, 20252 updates tracked since enumeration
NPPES CertifiedJanuary 14, 2025
✔ NPI 1285615922 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyInternal Medicine · Endocrinology, Diabetes & MetabolismAllopathic & Osteopathic Physicians
Taxonomy Code207RE0101X
License✔ Licensed in CA · A81803
Definition

An internist who concentrates on disorders of the internal (endocrine) glands such as the thyroid and adrenal glands. This specialist also deals with disorders such as diabetes, metabolic and nutritional disorders, obesity, pituitary diseases and menstrual and sexual problems.

3883 AIRWAY DR STE 201, Santa Rosa, CA 95403
Open in Google Maps ↗

Secondary Practice Location 1

Location 1411 N McDowell Blvd Ste 10Petaluma, CA 94954-2339 · Phone (707) 521-7735 · Fax (707) 573-5422

Medicare Participation & PECOS CMS

Medicare enrollment, assignment, and ordering and referring status from the CMS PECOS system.

Medicare Enrollment Status

✔

Enrolled in Medicare and accepts Medicare assignment

Dr. Kendal Lee Hamann M.d. 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.

PECOS PAC ID941286777
PECOS Enrollment IDI20040624000778
Eligible to Order & Refer✔ Part B Labs & Imaging✔ Durable Medical Equipment✔ Home Health Agency✔ Power Mobility DevicesPer the CMS Ordering and Referring file. Eligibility means Medicare pays claims that this provider orders or refers for these categories.

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 95403 ZIP code area, from fee-for-service claims. These are area statistics, not this provider’s prices; actual charges vary by service and coverage.

New Patient
$142.00 typical visit price
range $63.04 – $187.01
Typical copayment $35.50 (range $15.76 – $46.75)
Most-billed visit code 99204
Established Patient
$109.88 typical visit price
range $21.02 – $153.40
Typical copayment $27.47 (range $5.25 – $38.35)
Most-billed visit code 99214
Amounts reflect what Medicare beneficiaries in this ZIP area are typically charged for office visits. Patients with other coverage should check their individual plans.

Other Providers at the Same Location NPPES 2

Providers registered at the same practice address, or within the immediate area, according to the NPPES registry.

DR. MICHAEL MAGNOTTI MD, FACE, ECNU
Internal Medicine (Endocrinology, Diabetes & Metabolism)
3883 AIRWAY DR STE 201
SANTA ROSA, CA 95403
Sonoma County (707) 521-7735
WAI PHYO THI MD
Internal Medicine (Endocrinology, Diabetes & Metabolism)
3883 AIRWAY DR STE 201
SANTA ROSA, CA 95403
Sonoma County (707) 521-7735

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 Kendal Hamann's NPI number?

The NPI number for Kendal Hamann is 1285615922. It was assigned to this individual provider in the NPPES registry on November 9, 2005.

Where is Kendal Hamann located?

Kendal Hamann practices at 3883 Airway Dr Ste 201, Santa Rosa, CA 95403. The listed phone number is (707) 521-7735.

What is Kendal Hamann's specialty?

The primary specialty registered for this NPI is Internal Medicine, specializing in Endocrinology, Diabetes & Metabolism, with taxonomy code 207RE0101X.

Is Kendal Hamann enrolled in Medicare?

Yes. Kendal Hamann 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.

When was this NPI record last updated?

The NPPES record for Kendal Hamann was last updated on January 14, 2025. NPI Profile syncs with the weekly NPPES data releases published by CMS.