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MELISSA AKIKO WONG M.D.
NPI 1952746372
Internal Medicine in San Diego, CA

Active since April 30, 2013PECOS EnrolledAccepts Medicare Assignment
200 W ARBOR DR # 8422, SAN DIEGO, CA 92103(619) 543-6268(619) 543-6529 Get Directions Write a Review

NPPES record last updated: October 12, 2016. Verified against the NPPES registry weekly; last sync: October 25, 2026.

About Melissa Akiko Wong M.d. NPPES

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

MELISSA AKIKO WONG M.D. (NPI 1952746372) is an individual internal medicine provider in San Diego, California, licensed in California (A133868) and active in the NPI registry since April 2013. She is enrolled in Medicare PECOS and is a graduate of Temple University School Of Medicine (2013).

NPPES Registry Identity

NPI1952746372
Entity TypeIndividualFemale
Primary Taxonomy207R00000X
Provider Legal NameMELISSA AKIKO WONGCredential: M.D.
Location Address200 W ARBOR DR # 8422San Diego, CA 92103-1911
Mailing AddressPo Box 232410San Diego, CA 92193-2410 · (619) 543-6164
Phone(619) 543-6268
Fax(619) 543-6529
Sole ProprietorNo
Medical School CMSTemple University School Of MedicineGraduated 2013
Enumeration DateApril 30, 2013
Last NPPES UpdateOctober 12, 2016
✔ NPI 1952746372 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 · A133868
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.
200 W ARBOR DR # 8422, San Diego, CA 92103
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Medicare Participation & PECOS CMS

Medicare enrollment, assignment, billing reassignment, and ordering and referring status from CMS.

Medicare Enrollment Status

✔

Enrolled in Medicare and accepts Medicare assignment

Melissa Akiko Wong 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 ID9931487188
PECOS Enrollment IDI20161024001062
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.

Medicare Billing Reassignment

Medicare enrollment records show Melissa Wong reassigns Medicare billing to 1 organization. The organization bills Medicare for the services this provider delivers there.

Regents Of The University Of California - Ucsd Medical Group
Same address
Gastroenterology
200 W ARBOR DR
San Diego, CA 92103
  • Reassigned Medicare billing, California enrollment
  • Medicare enrollment name: Regents Of The University Of California
  • 1,051 clinicians in this Medicare group
NPI 1336267137 (800) 926-8273

Source: CMS Revalidation Reassignment List, October 2026 release. Reassignment records can lag staffing changes; confirm a current affiliation with the organization.

Areas of Expertise CMS Part B claims 8

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.

Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more 99214
This is a routine check-up for patients who have previously visited our clinic. It involves a comprehensive review of your health and any ongoing treatments. The consultation lasts between 30-39 minutes, allowing enough time to discuss any concerns.
279 services202 patients
Annual wellness visit, includes a personalized prevention plan of service (pps), subsequent visit G0439
An annual wellness visit is a yearly appointment with your primary care provider to create or update a personalized prevention plan. This plan helps prevent illness based on your current health and risk factors. It's a subsequent visit, meaning it follows an initial assessment.
65 services65 patients
Established patient office or other outpatient visit with high level of medical decision making, if using time, 40 minutes or more 99215
This service involves a follow-up appointment for existing patients, lasting between 40 to 54 minutes. During this time, your healthcare provider will assess your current health status, discuss any changes or concerns, review your treatment plan, and answer any questions you may have.
49 services32 patients
Established patient office or other outpatient visit with low level od decision making, if using time, 20 minutes or more 99213
This is a routine visit for patients who have already been seen by the healthcare provider. During this approximately 20-29 minute appointment, your health status will be evaluated and any necessary treatments or tests will be discussed. It's a chance to address any health concerns you may have.
31 services31 patients
Administration of influenza virus vaccine G0008
The administration of the influenza virus vaccine, also known as the flu shot, is a simple procedure to protect against the flu. A healthcare provider injects a small dose of the vaccine into your arm. This stimulates your immune system to produce antibodies, which will help your body fight off the flu if exposed.
28 services27 patients
Influenza vaccine, inactivated 90653
The Influenza vaccine, inactivated, is a shot given to protect against the flu. It contains killed virus particles that help your body build immunity to the flu. It's recommended annually to keep your protection up-to-date. It's safe for ages 6 months and up.
24 services24 patients

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 92103 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

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
3 suppliers16 claims16 services$184.98 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 3

Providers registered at the same practice address, or within the immediate area, according to the NPPES registry.

KAY YEUNG MD
Internal Medicine (Hematology & Oncology)
200 W ARBOR DR # 8422
SAN DIEGO, CA 92103
San Diego County (619) 543-6268
JOHN ROSSETTIE M.D.
Internal Medicine
200 W ARBOR DR # 8422
SAN DIEGO, CA 92103
San Diego County (619) 543-6268
DR. MELANIE MAE AIKEN M.D.
Anesthesiology
200 W ARBOR DR # 8422
SAN DIEGO, CA 92103
San Diego County (619) 543-6268

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 Melissa Wong's NPI number?

The NPI number for Melissa Wong is 1952746372. It was assigned to this individual provider in the NPPES registry on April 30, 2013.

Where is Melissa Wong located?

Melissa Wong practices at 200 W Arbor Dr # 8422, San Diego, CA 92103. The listed phone number is (619) 543-6268.

What is Melissa Wong's specialty?

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

Is Melissa Wong enrolled in Medicare?

Yes. Melissa Wong 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.

Which organization bills Medicare for Melissa Wong's services?

According to the CMS Revalidation Reassignment List (October 2026 release), Melissa Wong reassigns Medicare benefits to Regents Of The University Of California - Ucsd Medical Group (San Diego, CA). The reassignment is filed with Medicare on form CMS-855R, signed by both the clinician and the organization, and lets the organization bill Medicare and receive payment for Melissa Wong's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.

When was this NPI record last updated?

The NPPES record for Melissa Wong was last updated on October 12, 2016. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 10 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.