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DR. AYLIN SEVIL ULKU M.D.
NPI 1891961538
Hospitalist in San Francisco, CA

Active since May 02, 2008PECOS EnrolledAccepts Medicare Assignment
533 PARNASSUS AVE, RM U101, SAN FRANCISCO, CA 94143(415) 476-6759(415) 476-4818 Get Directions Write a Review

NPPES record last updated: February 24, 2022. Verified against the NPPES registry weekly; last sync: August 09, 2026.

Record update history: Feb 24, 2022, Mar 17, 2018, Nov 9, 2017 (3 updates tracked since 2017).

About Dr. Aylin Sevil Ulku M.d. NPPES

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

DR. AYLIN SEVIL ULKU M.D. (NPI 1891961538) is an individual hospitalist provider in San Francisco, California, licensed in California (A122031) and active in the NPI registry since May 2008. She is enrolled in Medicare PECOS, maintains a secondary practice location in New Haven, and is a graduate of University Of North Carolina At Chapel Hill School Of Medicine (2005).

NPPES Registry Identity

NPI1891961538
Entity TypeIndividualFemale
Primary Taxonomy208M00000X
Provider Legal NameDR. AYLIN SEVIL ULKUCredential: M.D.
Location Address533 PARNASSUS AVE, RM U101San Francisco, CA 94143-3220
Mailing Address533 Parnassus Ave, Rm U101San Francisco, CA 94143-3220 · (415) 476-6759 · Fax (415) 476-4818
Phone(415) 476-6759
Fax(415) 476-4818
Sole ProprietorYes
Medical School CMSUniversity Of North Carolina At Chapel Hill School Of MedicineGraduated 2005
Enumeration DateMay 2, 2008
Last NPPES UpdateFebruary 24, 20223 updates tracked since enumeration
NPPES CertifiedFebruary 24, 2022
✔ NPI 1891961538 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses 3

★ Primary SpecialtyHospitalistAllopathic & Osteopathic Physicians
Taxonomy Code208M00000X
License✔ Licensed in CA · A122031
Definition
Hospitalists are physicians whose primary professional focus is the general medical care of hospitalized patients. Their activities include patient care, teaching, research, and leadership related to Hospital Medicine. The term 'hospitalist' refers to physicians whose practice emphasizes providing care for hospitalized patients.
Also ListedInternal MedicineTaxonomy 207R00000X · License A122031 (CA)
Also ListedPediatricsTaxonomy 208000000X · License A122031 (CA)
533 PARNASSUS AVE, San Francisco, CA 94143
Open in Google Maps ↗

Secondary Practice Location 1

Location 120 York St # T209New Haven, CT 06510-3220 · Phone (203) 688-2259 · Fax (203) 688-5599

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. Aylin Sevil Ulku M.d. 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 ID3476603861
PECOS Enrollment IDI20120910000791
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 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.

Subsequent hospital care with moderate levelof medical decision making, if using time, at least 50 minutes 99233
Follow-up hospital inpatient care per day typically involves a 35-minute check-up by your healthcare provider. This service includes monitoring your health progress, adjusting your treatment plan if needed, and answering any questions you may have about your condition or care.
149 services53 patients
Subsequent hospital care with moderate levelof medical decision making, if using time, at least 35 minutes 99232
Follow-up hospital inpatient care involves daily check-ups while you're admitted in the hospital. Typically, a healthcare provider spends about 25 minutes each day reviewing your condition, adjusting treatment if needed, and answering any questions you might have.
65 services29 patients
Hospital discharge day management, more than 30 minutes 99239
Hospital discharge day management over 30 minutes involves a detailed process to ensure a smooth transition from hospital to home. It includes final examinations, discussion of your hospital stay, post-discharge instructions, and coordinating follow-up care.
54 services53 patients
Initial hospital care with moderate level of medical decision making, if using time, at least 75 minutes 99223
Initial hospital inpatient care per day, typically 70 minutes, refers to the daily medical service provided to patients admitted to the hospital. This includes a comprehensive evaluation, diagnosis, treatment plan, and monitoring of your health condition. It ensures your well-being during your hospital stay.
22 services22 patients

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 94143 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
$153.83 typical visit price
range $69.00 – $202.35
Typical copayment $38.45 (range $17.25 – $50.58)
Most-billed visit code 99204
Established Patient
$119.48 typical visit price
range $23.44 – $166.46
Typical copayment $29.87 (range $5.86 – $41.61)
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.

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
2 suppliers24 claims24 services$76.44 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.

JOSHUA A ADISUMARTA PHARMD
Pharmacist
533 PARNASSUS AVE
SAN FRANCISCO, CA 94143
San Francisco County (415) 476-1000
AYMEN SALAHADIN KABIR
Student in an Organized Health Care Education/Training Program
533 PARNASSUS AVE
SAN FRANCISCO, CA 94143
San Francisco County (415) 353-7192
SUMMER SEGAL M.S., L.G.C.
Genetic Counselor, MS
533 PARNASSUS AVE, CAMPUS BOX 0748
SAN FRANCISCO, CA 94143
San Francisco County (415) 476-4674
JOSEPH SHIEH
Medical Genetics (Clinical Genetics (M.D.))
533 PARNASSUS AVE
SAN FRANCISCO, CA 94143
San Francisco County (415) 476-2757
MARTA GIULIA MARIA SABBADINI M.S.,L.C.G.C.,PH.D.
Genetic Counselor, MS
533 PARNASSUS AVE, BOX 0748
SAN FRANCISCO, CA 94143
San Francisco County (415) 476-8342
DR. JASON ALEXANDER PHILLIPS PHARM.D.
Pharmacist
533 PARNASSUS AVE, ROOM U585
SAN FRANCISCO, CA 94143
San Francisco County (415) 353-1335
ALEX J LOPES
Student in an Organized Health Care Education/Training Program
533 PARNASSUS AVE
SAN FRANCISCO, CA 94143
San Francisco County (415) 353-7192
MS. MARILYN ELIZATBETH MCENHILL RN, PNP
Nurse Practitioner (Pediatrics)
533 PARNASSUS AVE, ROOM U585
SAN FRANCISCO, CA 94143
San Francisco County (415) 476-2423

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 Aylin Ulku's NPI number?

The NPI number for Aylin Ulku is 1891961538. It was assigned to this individual provider in the NPPES registry on May 2, 2008.

Where is Aylin Ulku located?

Aylin Ulku practices at 533 Parnassus Ave Rm U101, San Francisco, CA 94143. The listed phone number is (415) 476-6759.

What is Aylin Ulku's specialty?

The primary specialty registered for this NPI is Hospitalist with taxonomy code 208M00000X.

Is Aylin Ulku enrolled in Medicare?

Yes. Aylin Ulku 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 Aylin Ulku was last updated on February 24, 2022. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 4 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.