DR. WILLIAM SCOTT OGAN MD
NPI 1821581364
Internal Medicine in Brooklyn, NY

Q: What is William Ogan's NPI number?

The NPI number for William Ogan is 1821581364. It was assigned to this individual provider in the NPPES registry on June 10, 2018.

Q: What is William Ogan's specialty?

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

Q: When was this NPI record last updated?

The NPPES record for William Ogan was last updated on February 26, 2026. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 5 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 June 10, 2018PECOS EnrolledAccepts Medicare Assignment

4802 10TH AVE, BROOKLYN, NY 11219(718) 283-9055(718) 283-6147 Get Directions Write a Review

NPPES record last updated: February 26, 2026. Verified against the NPPES registry weekly; last sync: August 09, 2026.

Record update history: May 10, 2023, Aug 5, 2021 (2 updates tracked since 2021).

On this page

About Dr. William Scott Ogan Md NPPES

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

DR. WILLIAM SCOTT OGAN MD (NPI 1821581364) is an individual internal medicine provider in Brooklyn, New York, licensed in New York (333708) and active in the NPI registry since June 2018. He is enrolled in Medicare PECOS, is affiliated with Maimonides Medical Center, and maintains 5 additional practice locations.

NPPES Registry Identity

NPI1821581364

Entity TypeIndividualMale

Primary Taxonomy207R00000X

Provider Legal NameDR. WILLIAM SCOTT OGANCredential: MD

Location Address4802 10TH AVEBrooklyn, NY 11219-2916

Mailing Address5402 Fort Hamilton Pkwy, 6th FloorBrooklyn, NY 11219 · (718) 283-8773 · Fax (718) 283-8796

Phone(718) 283-9055

Fax(718) 283-6147

Sole ProprietorNo

Medical School CMSUniversity Of Kansas School Of Med (kc/wich/sal)Graduated 2018

Enumeration DateJune 10, 2018

Last NPPES UpdateFebruary 26, 20262 updates tracked since enumeration

NPPES CertifiedFebruary 26, 2026

✔ NPI 1821581364 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses 2

★ Primary SpecialtyInternal MedicineAllopathic & Osteopathic Physicians

Taxonomy Code207R00000X

License✔ Licensed in NY · 333708

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.

Also ListedHospitalistTaxonomy 208M00000X · License 333708 (NY)

4802 10TH AVE, Brooklyn, NY 11219

Open in Google Maps ↗

Secondary Practice Locations 5

Location 1200 W Arbor DrSan Diego, CA 92103-9000 · Phone (800) 926-8273

Location 2490 Charlemagne DrLake St Louis, MO 63367-2431 · Phone (316) 210-1717

Location 34800 E Johnson AveJonesboro, AR 72401-8413 · Phone (870) 936-1000

Location 4330 Lewis StSan Diego, CA 92103-2108 · Phone (316) 210-1717

Location 58899 University Center Ln Ste 400San Diego, CA 92122-1010 · Phone (316) 210-1717

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. William Scott Ogan Md 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 ID4981951993

PECOS Enrollment IDI20250211002970

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 3

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.

442 services142 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.

61 services60 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.

39 services39 patients

Hospital Affiliations CMS Care Compare

Hospitals where this provider delivers care, identified from recent Medicare claims and place-of-service records.

Maimonides Medical Center

Acute Care Hospitals · Brooklyn, NY

1/5 CMS rating

OwnershipVoluntary non-profit - Private

CMS Certification Number330194

Location4802 Tenth AvenueBrooklyn, NY 11219 · Kings County

Emergency services Birthing friendly

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 11219 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

$154.28 typical visit price

range $67.40 – $203.53

Typical copayment $38.57 (range $16.85 – $50.88)

Most-billed visit code 99204

Established Patient

$117.62 typical visit price

range $21.66 – $164.45

Typical copayment $29.40 (range $5.41 – $41.11)

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.

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.

CARLOS BUZZETTA

Legal Medicine

4802 10TH AVE
BROOKLYN, NY 11219

Kings County (718) 283-8961

LOBELYS A ANICET PMHNP

Nurse Practitioner (Psychiatric/Mental Health)

4802 10TH AVE
BROOKLYN, NY 11219

Kings County (718) 283-5660

CHIAMAKA MEREMETOH MD

Student in an Organized Health Care Education/Training Program

4802 10TH AVE
BROOKLYN, NY 11219

Kings County (718) 283-6000

JESSE M. GALINA

Student in an Organized Health Care Education/Training Program

4802 10TH AVE
BROOKLYN, NY 11219

Kings County (718) 283-6000

DR. ABANOUB ALFY NAKHLA MD

Student in an Organized Health Care Education/Training Program

4802 10TH AVE
BROOKLYN, NY 11219

Kings County (718) 283-6000

CHRISTINE LI MD

Student in an Organized Health Care Education/Training Program

4802 10TH AVE
BROOKLYN, NY 11219

Kings County (718) 283-6000

MS. KATRINA W SOWERBY FNP

Nurse Practitioner (Family)

4802 10TH AVE, PRE-TESTING
BROOKLYN, NY 11219

Kings County (718) 283-7300

MAIMONIDES MEDICAL CENTER MAIMONIDES INFECTIOUS DISEASES FPP

Internal Medicine (Infectious Disease)

4802 10TH AVE
BROOKLYN, NY 11219

Kings County (718) 283-8773

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 William Ogan's NPI number?

The NPI number for William Ogan is 1821581364. It was assigned to this individual provider in the NPPES registry on June 10, 2018.

Where is William Ogan located?

William Ogan practices at 4802 10th Ave, Brooklyn, NY 11219. The listed phone number is (718) 283-9055.

What is William Ogan's specialty?

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

Is William Ogan enrolled in Medicare?

Yes. William Ogan 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.

Is William Ogan affiliated with any hospitals?

According to CMS data, William Ogan is affiliated with Maimonides Medical Center.

When was this NPI record last updated?

The NPPES record for William Ogan was last updated on February 26, 2026. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 5 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.