DR. MARK SAMUEL KATSMA DO
NPI 1326571969
Orthopaedic Surgery - Pediatric Orthopaedic Surgery in San Diego, CA

Q: What is Mark Katsma's NPI number?

The NPI number for Mark Katsma is 1326571969. It was assigned to this individual provider in the NPPES registry on April 11, 2017.

Q: What is Mark Katsma's specialty?

The primary specialty registered for this NPI is Orthopaedic Surgery, specializing in Pediatric Orthopaedic Surgery, with taxonomy code 207XP3100X.

Q: When was this NPI record last updated?

The NPPES record for Mark Katsma was last updated on October 3, 2025. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 10 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.

Active since April 11, 2017PECOS Enrolled

34800 BOB WILSON DR, SAN DIEGO, CA 92134(619) 532-8488 Get Directions Write a Review

NPPES record last updated: October 3, 2025. Verified against the NPPES registry weekly; last sync: August 16, 2026.

Record update history: Jul 20, 2022, Apr 11, 2017 (2 updates tracked since 2017).

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About Dr. Mark Samuel Katsma Do NPPES

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

DR. MARK SAMUEL KATSMA DO (NPI 1326571969) is an individual pediatric orthopaedic surgery provider in San Diego, California, licensed in California (20A19988) and active in the NPI registry since April 2017. He is enrolled in Medicare PECOS.

NPPES Registry Identity

NPI1326571969

Entity TypeIndividualMale

Primary Taxonomy207XP3100X

Provider Legal NameDR. MARK SAMUEL KATSMACredential: DO

Location Address34800 BOB WILSON DRSan Diego, CA 92134-1098

Mailing Address3020 Childrens Way # Mc5003San Diego, CA 92123-4223 · (858) 309-6300

Phone(619) 532-8488

Sole ProprietorNo

Enumeration DateApril 11, 2017

Last NPPES UpdateOctober 3, 20252 updates tracked since enumeration

NPPES CertifiedOctober 3, 2025

✔ NPI 1326571969 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses 2

★ Primary SpecialtyOrthopaedic Surgery · Pediatric Orthopaedic SurgeryAllopathic & Osteopathic Physicians

Taxonomy Code207XP3100X

License✔ Licensed in CA · 20A19988

Definition

An orthopedic surgeon who has additional training and experience in diagnosing, treating and managing musculoskeletal problems in infants, children and adolescents. These may include limb and spine deformities (such as club foot, scoliosis); gait abnormalities (limping); bone and joint infections; broken bones.

Also ListedOrthopaedic SurgeryTaxonomy 207X00000X · License 20A19988 (CA)

34800 BOB WILSON DR, San Diego, CA 92134

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Medicare Participation & PECOS CMS

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

Medicare Enrollment Status

✔

Enrolled in Medicare (PECOS)

Dr. Mark Samuel Katsma Do 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.

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.

LORENA MARIE FUJII N.P.

Nurse Practitioner (Pediatrics)