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DR. DANA ANN RYAN DR.
NPI 1780609990
Internal Medicine in Alpine, CA

Active since July 12, 2006PECOS EnrolledAccepts Medicare Assignment
SAN YSIDRO HEALTH, 1620 ALPINE BLVD., ALPINE, CA 91901(619) 662-4100(619) 320-3347 Get Directions Write a Review

NPPES record last updated: August 15, 2025. Verified against the NPPES registry weekly; last sync: July 26, 2026.

About Dr. Dana Ann Ryan Dr. NPPES

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

DR. DANA ANN RYAN DR. (NPI 1780609990) is an individual internal medicine provider in Alpine, California, licensed in California (A66830) and active in the NPI registry since July 2006. She is enrolled in Medicare PECOS and is a graduate of Washington University School Of Medicine (1997).

NPPES Registry Identity

NPI1780609990
Entity TypeIndividualFemale
Primary Taxonomy207R00000X
Provider Legal NameDR. DANA ANN RYANCredential: DR.
Location AddressSAN YSIDRO HEALTH, 1620 ALPINE BLVD.Alpine, CA 91901
Mailing Address949 Palm AveImperial Beach, CA 91932-1503 · (619) 429-3733
Phone(619) 662-4100
Fax(619) 320-3347
Sole ProprietorNo
Medical School CMSWashington University School Of MedicineGraduated 1997
Enumeration DateJuly 12, 2006
Last NPPES UpdateAugust 15, 2025
✔ NPI 1780609990 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyInternal MedicineAllopathic & Osteopathic Physicians
Taxonomy Code207R00000X
License✔ Licensed in CA · A66830
Definition
A physician who provides long-term, comprehensive care in the office and the hospital, managing both common and complex illness of adolescents, adults and the elderly. Internists are trained in the diagnosis and treatment of cancer, infections and diseases affecting the heart, blood, kidneys, joints and digestive, respiratory and vascular systems. They are also trained in the essentials of primary care internal medicine, which incorporates an understanding of disease prevention, wellness, substance abuse, mental health and effective treatment of common problems of the eyes, ears, skin, nervous system and reproductive organs.
SAN YSIDRO HEALTH, Alpine, CA 91901
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Other Identifiers 1

Medicaid00A668300CA

Medicare Participation & PECOS CMS

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

Medicare Enrollment Status

✔

Enrolled in Medicare and accepts Medicare assignment

Dr. Dana Ann Ryan Dr. 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 ID3678604089
PECOS Enrollment IDI20100629000640
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.

Areas of Expertise CMS Part B claims

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.

Hemoglobin a1c level 83036
Hemoglobin A1c (HbA1c) is a test that measures your average blood sugar level over the past 2-3 months. It's used to monitor how well diabetes is being controlled. High levels may indicate that your diabetes treatment plan needs adjustment.
49 services40 patients

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 91901 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
$140.22 typical visit price
range $62.10 – $184.71
Typical copayment $35.05 (range $15.52 – $46.17)
Most-billed visit code 99204
Established Patient
$108.42 typical visit price
range $20.62 – $151.42
Typical copayment $27.10 (range $5.15 – $37.85)
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 2

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

Blood glucose test or reagent strips for home blood glucose monitor, per 50 strips A4253
DME-Other DME · category DE017N
8 suppliers34 claims92 services$5.81 avg. paid by Medicare
Oxygen concentrator, single delivery port, capable of delivering 85 percent or greater oxygen concentration at the prescribed flow rate E1390
DME-Oxygen and Supplies · category DC002N
1 supplier17 claims19 services$59.81 avg. paid by Medicare
Dollar amounts are the average Medicare paid the supplier per service. They are not the cost to the patient.

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 Dana Ryan's NPI number?

The NPI number for Dana Ryan is 1780609990. It was assigned to this individual provider in the NPPES registry on July 12, 2006.

Where is Dana Ryan located?

Dana Ryan practices at San Ysidro Health 1620 Alpine Blvd., Alpine, CA 91901. The listed phone number is (619) 662-4100.

What is Dana Ryan's specialty?

The primary specialty registered for this NPI is Internal Medicine with taxonomy code 207R00000X.

Is Dana Ryan enrolled in Medicare?

Yes. Dana Ryan 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.

When was this NPI record last updated?

The NPPES record for Dana Ryan was last updated on August 15, 2025. NPI Profile syncs with the weekly NPPES data releases published by CMS.