DR. IAN J NELLIGAN M.D.
NPI 1003106212
Family Medicine in Palo Alto, CA

Q: What is Ian Nelligan's NPI number?

The NPI number for Ian Nelligan is 1003106212. It was assigned to this individual provider in the NPPES registry on April 10, 2011.

Q: What is Ian Nelligan's specialty?

The primary specialty registered for this NPI is Family Medicine with taxonomy code 207Q00000X.

Q: When was this NPI record last updated?

The NPPES record for Ian Nelligan was last updated on September 17, 2013. NPI Profile syncs with the weekly NPPES data releases published by CMS.

Active since April 10, 2011PECOS Enrolled

211 QUARRY RD, PALO ALTO, CA 94304(650) 498-5409 Get Directions Write a Review

NPPES record last updated: September 17, 2013. Verified against the NPPES registry weekly; last sync: July 26, 2026.

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About Dr. Ian J Nelligan M.d. NPPES

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

DR. IAN J NELLIGAN M.D. (NPI 1003106212) is an individual family medicine provider in Palo Alto, California, licensed in California (A121255) and active in the NPI registry since April 2011. He is enrolled in Medicare PECOS.

NPPES Registry Identity

NPI1003106212

Entity TypeIndividualMale

Primary Taxonomy207Q00000X

Provider Legal NameDR. IAN J NELLIGANCredential: M.D.

Location Address211 QUARRY RDPalo Alto, CA 94304-1416

Mailing Address211 Quarry RdPalo Alto, CA 94304-1416 · (650) 498-5409

Phone(650) 498-5409

Sole ProprietorYes

Enumeration DateApril 10, 2011

Last NPPES UpdateSeptember 17, 2013

✔ NPI 1003106212 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyFamily MedicineAllopathic & Osteopathic Physicians

Taxonomy Code207Q00000X

License✔ Licensed in CA · A121255

Definition

Family Medicine is the medical specialty which is concerned with the total health care of the individual and the family. It is the specialty in breadth which integrates the biological, clinical, and behavioral sciences. The scope of family medicine is not limited by age, sex, organ system, or disease entity.

211 QUARRY RD, Palo Alto, CA 94304

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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. Ian J Nelligan M.d. 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.

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 94304 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

$106.47 typical visit price

range $70.37 – $206.04

Typical copayment $26.61 (range $17.59 – $51.51)

Most-billed visit code 99203

Established Patient

$121.77 typical visit price

range $23.96 – $169.60

Typical copayment $30.44 (range $5.99 – $42.40)

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.

Referred Medical Equipment & Supplies CMS DME claims

Durable medical equipment, devices and supplies this provider ordered from DME suppliers for patients, from Medicare fee-for-service claims.

Supply allowance for therapeutic continuous glucose monitor (cgm), includes all supplies and accessories, 1 month supply = 1 unit of service K0553

DME-Other DME · category DE017N

1 supplier12 claims12 services$185.34 avg. paid by Medicare

Dollar amounts are the average Medicare paid the supplier per service. They are not the cost to the patient.

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.

SEE LOR PHARMD

Pharmacist

211 QUARRY RD
PALO ALTO, CA 94304

Santa Clara County (650) 326-2300

DR. ELIZABETH YOSHIKO KOEHLER MD

Internal Medicine

211 QUARRY RD, SUITE 305
PALO ALTO, CA 94304

Santa Clara County (650) 723-6028

ELIZABETH R GREYBER MD

Internal Medicine

211 QUARRY RD, MC 5989
PALO ALTO, CA 94304

Santa Clara County (650) 736-5211

STUART MARK SCHLISSERMAN MD

Internal Medicine

211 QUARRY RD, STE 203 MC5993
PALO ALTO, CA 94304

Santa Clara County (650) 325-6778

SILVIA TEE M.D.

Internal Medicine

211 QUARRY RD, SUITE 402
PALO ALTO, CA 94304

Santa Clara County (650) 725-5222

DR. NANCY MORIOKA-DOUGLAS M.D., M.P.H.

Family Medicine

211 QUARRY RD, , N 349
PALO ALTO, CA 94304

Santa Clara County (650) 723-6963

MAREN LIV PEDERSEN MD

Internal Medicine

211 QUARRY RD, STE 203 MC5993
PALO ALTO, CA 94304

Santa Clara County (650) 325-6778

CARMEN L LI PHARMD, CDCES

Pharmacist (Ambulatory Care)

211 QUARRY RD
PALO ALTO, CA 94304

Santa Clara County (650) 736-3641

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 Ian Nelligan's NPI number?

The NPI number for Ian Nelligan is 1003106212. It was assigned to this individual provider in the NPPES registry on April 10, 2011.

Where is Ian Nelligan located?

Ian Nelligan practices at 211 Quarry Rd, Palo Alto, CA 94304. The listed phone number is (650) 498-5409.

What is Ian Nelligan's specialty?

The primary specialty registered for this NPI is Family Medicine with taxonomy code 207Q00000X.

Is Ian Nelligan enrolled in Medicare?

Yes. Ian Nelligan is registered in the Medicare PECOS enrollment system.

When was this NPI record last updated?

The NPPES record for Ian Nelligan was last updated on September 17, 2013. NPI Profile syncs with the weekly NPPES data releases published by CMS.