1. Home
  2. Directory
  3. California
  4. Greenbrae
  5. Pediatrics
  6. NPI Profile

DR. MEGAN M KLENOW MD
NPI 1104177450
Pediatrics in Greenbrae, CA

Active since September 26, 2012PECOS Enrolled
250 BON AIR RD, GREENBRAE, CA 94904(415) 925-7000(415) 925-7009 Get Directions Write a Review

NPPES record last updated: June 5, 2026. Verified against the NPPES registry weekly; last sync: October 18, 2026.

About Dr. Megan M Klenow Md NPPES

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

DR. MEGAN M KLENOW MD (NPI 1104177450) is an individual pediatrics provider in Greenbrae, California, licensed in California (A114017) and active in the NPI registry since September 2012. She is enrolled in Medicare PECOS.

NPPES Registry Identity

NPI1104177450
Entity TypeIndividualFemale
Primary Taxonomy208000000X
Provider Legal NameDR. MEGAN M KLENOWCredential: MD
Location Address250 BON AIR RDGreenbrae, CA 94904-1702
Mailing Address250 Bon Air RdGreenbrae, CA 94904-1702 · (415) 925-7000 · Fax (415) 925-7009
Phone(415) 925-7000
Fax(415) 925-7009
Sole ProprietorNo
Enumeration DateSeptember 26, 2012
Last NPPES UpdateJune 5, 2026
NPPES CertifiedJune 5, 2026
✔ NPI 1104177450 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyPediatricsAllopathic & Osteopathic Physicians
Taxonomy Code208000000X
Licenses✔ Licensed in CA · A114017✔ Licensed in WA · MD60312111✔ Licensed in OR · MD159692
Definition
A pediatrician is concerned with the physical, emotional and social health of children from birth to young adulthood. Care encompasses a broad spectrum of health services ranging from preventive healthcare to the diagnosis and treatment of acute and chronic diseases. A pediatrician deals with biological, social and environmental influences on the developing child, and with the impact of disease and dysfunction on development.
250 BON AIR RD, Greenbrae, CA 94904
Open in Google Maps ↗

Medicare Participation & PECOS CMS

Medicare enrollment, assignment, billing reassignment, and ordering and referring status from CMS.

Medicare Enrollment Status

✔

Enrolled in Medicare (PECOS)

Dr. Megan M Klenow Md is registered in the CMS Provider Enrollment, Chain and Ownership System (PECOS).

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.

Medicare Billing Reassignment

Medicare enrollment records show Megan Klenow reassigns Medicare billing to 1 organization. The organization bills Medicare for the services this provider delivers there.

Regents Univ Of California Ucsf
13 mi
Internal Medicine
505 PARNASSUS AVE
San Francisco, CA 94143
  • Reassigned Medicare billing, California enrollment
  • 339 clinicians in this Medicare group
NPI 1124439807 (415) 476-1000

Source: CMS Revalidation Reassignment List, October 2026 release. Reassignment records can lag staffing changes; confirm a current affiliation with the organization.

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 94904 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
$104.67 typical visit price
range $69.07 – $202.63
Typical copayment $26.16 (range $17.26 – $50.65)
Most-billed visit code 99203
Established Patient
$119.61 typical visit price
range $23.44 – $166.64
Typical copayment $29.90 (range $5.86 – $41.66)
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 20

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

MESKEREM DABA RN, BSN
Registered Nurse (Psychiatric/Mental Health)
250 BON AIR RD
GREENBRAE, CA 94904
Marin County (415) 473-6666
ALEC CHANG D.O.
Psychiatry & Neurology (Psychiatry)
250 BON AIR RD
GREENBRAE, CA 94904
Marin County (415) 473-6835
MARIN HOSPITALIST MEDICAL GROUP, INC.
Internal Medicine
250 BON AIR RD, 3RD FLOOR
GREENBRAE, CA 94904
Marin County (415) 925-7545
DR. STEPHEN C ALLISON M.D.
Psychiatry & Neurology (Psychiatry)
250 BON AIR RD
GREENBRAE, CA 94904
Marin County (415) 925-7663
ANNIE LINN STODDARD
Rehabilitation Practitioner
250 BON AIR RD
GREENBRAE, CA 94904
Marin County (415) 473-6835
SARENA NAPIER ASW
Counselor (Mental Health)
250 BON AIR RD
GREENBRAE, CA 94904
Marin County (415) 473-6619
JULIET LIANNE HUNTINGTON CNM
Advanced Practice Midwife
250 BON AIR RD
GREENBRAE, CA 94904
Marin County (415) 925-7010
ZAMBIA RICHEA PLAYER RN
Registered Nurse
250 BON AIR RD
GREENBRAE, CA 94904
Marin County (415) 473-6666

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 Megan Klenow's NPI number?

The NPI number for Megan Klenow is 1104177450. It was assigned to this individual provider in the NPPES registry on September 26, 2012.

Where is Megan Klenow located?

Megan Klenow practices at 250 Bon Air Rd, Greenbrae, CA 94904. The listed phone number is (415) 925-7000.

What is Megan Klenow's specialty?

The primary specialty registered for this NPI is Pediatrics with taxonomy code 208000000X.

Is Megan Klenow enrolled in Medicare?

Yes. Megan Klenow is registered in the Medicare PECOS enrollment system.

Which organization bills Medicare for Megan Klenow's services?

According to the CMS Revalidation Reassignment List (October 2026 release), Megan Klenow reassigns Medicare benefits to Regents Univ Of California Ucsf (San Francisco, CA). The 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 Megan Klenow'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 Megan Klenow was last updated on June 5, 2026. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 4 months 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.