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

PULMONARY SPECIALISTS OF NORTH COUNTY, INC
NPI 1073127247
Internal Medicine - Pulmonary Disease in Oceanside, CA

Active since September 03, 2020
3907 WARING RD STE 2, OCEANSIDE, CA 92056(760) 941-0221(760) 941-0905 Get Directions Write a Review

NPPES record last updated: July 12, 2023. Verified against the NPPES registry weekly; last sync: October 25, 2026.

Record update history: Jul 12, 2023, Oct 30, 2020, Sep 3, 2020 (3 updates tracked since 2020).

About Pulmonary Specialists Of North County, Inc NPPES

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

PULMONARY SPECIALISTS OF NORTH COUNTY, INC (NPI 1073127247) is a healthcare organization registered as a pulmonary disease in Oceanside, California and active in the NPI registry since September 2020. The organization lists Mark Ko Yamanaka, Ceo, as its authorized official.

NPPES Registry Identity

NPI1073127247
Entity TypeOrganization
Primary Taxonomy207RP1001X
Legal Business NamePULMONARY SPECIALISTS OF NORTH COUNTY, INC
Location Address3907 WARING RD STE 2Oceanside, CA 92056-4454
Mailing Address3907 Waring Rd Ste 2Oceanside, CA 92056-4454 · (760) 941-0221 · Fax (760) 941-0905
Phone(760) 941-0221
Fax(760) 941-0905
Organization SubpartNo
Authorized OfficialMark Ko YamanakaCeo · (760) 941-0221
Enumeration DateSeptember 3, 2020
Last NPPES UpdateJuly 12, 20233 updates tracked since enumeration
NPPES CertifiedJuly 12, 2023
✔ NPI 1073127247 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyInternal Medicine · Pulmonary DiseaseAllopathic & Osteopathic Physicians
Taxonomy Code207RP1001X
Definition
An internist who treats diseases of the lungs and airways. The pulmonologist diagnoses and treats cancer, pneumonia, pleurisy, asthma, occupational and environmental diseases, bronchitis, sleep disorders, emphysema and other complex disorders of the lungs.
3907 WARING RD STE 2, Oceanside, CA 92056
Open in Google Maps ↗

Group Practice 1

Group TaxonomyThis provdier is a business group of one or more individual practitioners, all of who practice with the same area of specialization.193400000X MULTIPLE SINGLE SPECIALTY GROUP

Medicare Participation & PECOS CMS

Medicare enrollment and the clinicians who bill Medicare through this organization, from CMS.

Medicare Enrollment Status

✔

Enrolled in Medicare (PECOS)

Pulmonary Specialists Of North County, Inc is registered in the CMS Provider Enrollment, Chain and Ownership System (PECOS).

Clinicians Billing Medicare Through This Organization

7

Medicare enrollment records show 7 clinicians reassign Medicare billing to Pulmonary Specialists Of North County, Inc, which bills Medicare for the services they deliver. Of these, 4 practice at this address. They are listed nearest first.

Clinicians, nearest first (7)

Frank Corona, M.D.
Pulmonary Disease
NPI 1821197385
3907 WARING RD STE 2
Oceanside, CA 92056
(760) 941-0221
✔ PECOS✔ Accepts MedicareSame address
Steven Sims, MS, RN, AGPCNP-BC
Nurse Practitioner
NPI 1316302151
3907 WARING RD STE 2
Oceanside, CA 92056
(760) 941-0221
✔ PECOS✔ Accepts MedicareSame address
Marius Viseroi, M.D.
Critical Care (Intensivists)
NPI 1669886933
3907 WARING RD STE 2
Oceanside, CA 92056
(760) 941-0221
✔ PECOS✔ Accepts MedicareSame address
Mark Yamanaka, M.D.
Pulmonary Disease
NPI 1013004852
3907 WARING RD STE 2
Oceanside, CA 92056
(760) 941-0221
✔ PECOS✔ Accepts MedicareSame address
Joseph Seif, M.D.
Anesthesiology
NPI 1235557497
3626 RUFFIN RD
San Diego, CA 92123
(858) 565-9666
✔ PECOS✔ Accepts Medicare28 mi
David Garrison, M.D.
Critical Care (Intensivists)
NPI 1962880039
BANNER UNIVERSITY MEDICAL CENTER TUCSON 1501 N. CAMPBELL AVE.
Tucson, AZ 85724
(520) 626-7233
✔ PECOS✔ Accepts Medicare375 mi
Sasa Machala, MD
Critical Care (Intensivists)
NPI 1124200654
821 N EUTAW ST SUITE 407
Baltimore, MD 21201
(410) 669-1393
✔ PECOS✔ Accepts Medicare2,291 mi

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

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 Pulmonary Specialists Of North County, Inc's NPI number?

The NPI number for Pulmonary Specialists Of North County, Inc is 1073127247. It was assigned to this organization in the NPPES registry on September 3, 2020.

Where is Pulmonary Specialists Of North County, Inc located?

Pulmonary Specialists Of North County, Inc is located at 3907 Waring Rd Ste 2, Oceanside, CA 92056. The listed phone number is (760) 941-0221.

What is Pulmonary Specialists Of North County, Inc's specialty?

The primary specialty registered for this NPI is Internal Medicine, specializing in Pulmonary Disease, with taxonomy code 207RP1001X.

Is Pulmonary Specialists Of North County, Inc enrolled in Medicare?

Yes. Pulmonary Specialists Of North County, Inc is registered in the Medicare PECOS enrollment system.

How many clinicians bill Medicare through Pulmonary Specialists Of North County, Inc?

According to the CMS Revalidation Reassignment List (October 2026 release), 7 clinicians in 4 Medicare specialties reassign their Medicare billing to Pulmonary Specialists Of North County, Inc. A 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 the clinician's services. The largest specialties are Critical Care (Intensivists) (3), Pulmonary Disease (2) and Anesthesiology (1). Of these, 4 practice at this address. Reassignment records can lag staffing changes; confirm a current affiliation with the organization.

When was this NPI record last updated?

The NPPES record for Pulmonary Specialists Of North County, Inc was last updated on July 12, 2023. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 3 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.