1. Home
  2. Directory
  3. California
  4. Petaluma
  5. Obstetrics Gynecology
  6. NPI Profile

DR. JULIE D CLARK MD
NPI 1346216389
Obstetrics & Gynecology in Petaluma, CA

Active since February 28, 2006PECOS EnrolledAccepts Medicare Assignment
1550 PROFESSIONAL DR STE A, SUITE 100, PETALUMA, CA 94954(707) 763-2900(707) 763-2990 Get Directions Write a Review

NPPES record last updated: October 20, 2021. Verified against the NPPES registry weekly; last sync: November 01, 2026.

Record update history: Oct 20, 2021, Jan 25, 2021 (2 updates tracked since 2021).

About Dr. Julie D Clark Md NPPES

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

DR. JULIE D CLARK MD (NPI 1346216389) is an individual obstetrics & gynecology provider in Petaluma, California, licensed in California (A98041) and active in the NPI registry since February 2006. She is enrolled in Medicare PECOS and is a graduate of New York Medical College (2001).

NPPES Registry Identity

NPI1346216389
Entity TypeIndividualFemale
Primary Taxonomy207V00000X
Provider Legal NameDR. JULIE D CLARKCredential: MD
Location Address1550 PROFESSIONAL DR STE A, SUITE 100Petaluma, CA 94954-6655
Mailing Address1550 Professional Dr Ste A, Suite 100Petaluma, CA 94954-6655 · (707) 763-2900 · Fax (707) 763-2990
Phone(707) 763-2900
Fax(707) 763-2990
Sole ProprietorNo
Medical School CMSNew York Medical CollegeGraduated 2001
Enumeration DateFebruary 28, 2006
Last NPPES UpdateOctober 20, 20212 updates tracked since enumeration
NPPES CertifiedOctober 20, 2021
✔ NPI 1346216389 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyObstetrics & GynecologyAllopathic & Osteopathic Physicians
Taxonomy Code207V00000X
Licenses✔ Licensed in CA · A98041✔ Licensed in NY · 231988
Definition
An obstetrician/gynecologist possesses special knowledge, skills and professional capability in the medical and surgical care of the female reproductive system and associated disorders. This physician serves as a consultant to other physicians and as a primary physician for women.
1550 PROFESSIONAL DR STE A, Petaluma, CA 94954
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 and accepts Medicare assignment

Dr. Julie D Clark Md 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 ID345330494
PECOS Enrollment IDI20071213000430
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 Julie Clark reassigns Medicare billing to 1 organization. The organization bills Medicare for the services this provider delivers there.

Providence Medical Foundation
13 mi
Internal Medicine
500 DOYLE PARK DR, SUITE 303
Santa Rosa, CA 95405
  • Reassigned Medicare billing, California enrollment
  • 1,699 clinicians in this Medicare group
NPI 1740584473 (707) 303-8300

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 4

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.

Established patient office or other outpatient visit with low level od decision making, if using time, 20 minutes or more 99213
This is a routine visit for patients who have already been seen by the healthcare provider. During this approximately 20-29 minute appointment, your health status will be evaluated and any necessary treatments or tests will be discussed. It's a chance to address any health concerns you may have.
193 services122 patients
New patient office or other outpatient visit with low level of medical decision making, if using time, 30 minutes or more 99203
This service involves an initial office or outpatient visit for a new patient. The healthcare professional will spend 30-44 minutes understanding your health history, current issues, and discussing possible treatment plans. It's a comprehensive evaluation to start your healthcare journey.
49 services49 patients
Established patient office or other outpatient visit with straightforward medical decision making, if using time, 10 minutes or more 99212
This is a routine check-up for patients who have previously seen the doctor. During this 10-19 minute visit, the doctor will review your health status, discuss any concerns, and manage ongoing treatments or medications. It's a chance to ensure your health is on track.
15 services14 patients
Pessary, reusable, rubber, any type A4561
A pessary is a device placed in the body to help support areas that have dropped due to age, childbirth, or heavy lifting. It's typically made of rubber and is shaped to fit comfortably. It's a non-surgical way to manage certain health conditions.
11 services11 patients

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 94954 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
$77.94 typical visit price
range $21.02 – $153.40
Typical copayment $19.48 (range $5.25 – $38.35)
Most-billed visit code 99213
Amounts reflect what Medicare beneficiaries in this ZIP area are typically charged for office visits. Patients with other coverage should check their individual plans.

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 Julie Clark's NPI number?

The NPI number for Julie Clark is 1346216389. It was assigned to this individual provider in the NPPES registry on February 28, 2006.

Where is Julie Clark located?

Julie Clark practices at 1550 Professional Dr Ste A Suite 100, Petaluma, CA 94954. The listed phone number is (707) 763-2900.

What is Julie Clark's specialty?

The primary specialty registered for this NPI is Obstetrics & Gynecology with taxonomy code 207V00000X.

Is Julie Clark enrolled in Medicare?

Yes. Julie Clark 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 organization bills Medicare for Julie Clark's services?

According to the CMS Revalidation Reassignment List (October 2026 release), Julie Clark reassigns Medicare benefits to Providence Medical Foundation (Santa Rosa, 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 Julie Clark'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 Julie Clark was last updated on October 20, 2021. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 5 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.