Dr. Melissa Lopez, MD

  • Orange, CA
  • OB-GYN
NPI1730640632PAC ID3779984430
Medicare services, 2024
23
Medicare patients, 2024
43
Part D claims, 2024
89
MIPS score, 2024
100
Hospital affiliations
1
Practice address
101 City Drive South, Orange, CA 92868
Practice phone
Call (714) 456-7890
Professional email
Get professional email
Personal email
Get personal email
Mobile number
Get mobile number
Social profiles

Primary practice

UCI Health - Orange

Hospital · Orange, California

See all 5 affiliations

Find Dr. Lopez's professional email, personal email and mobile number

Dmand AI checks each channel through healthcare-specific waterfall enrichment. See what is on file with a free account, with practice phones, licenses and affiliations.

View contacts for free

Dr. Melissa Lopez is an OB-GYN in Orange, California

Dr. Lopez practices at UCI Health - Orange in Orange, California, part of UC Irvine.

Dr. Lopez's NPI, 1730640632, was assigned on March 26, 2019. Dr. Lopez graduated from David Geffen School of Medicine at UCLA in 2019. Dr. Lopez holds California license A181895.

NPI and contact details
Medicare PAC ID
3779984430
NPI enumeration date
March 26, 2019
NPI status
Active
Accepts Medicare assignment
Yes
Practice phone
(714) 456-7890
Professional email
Get email
Personal email
Get email
Mobile number
Get number
Sex
Female
Estimated age
33
Medical school graduation
2019

Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; Dmand AI Affiliation Data; and Doctors and Clinicians National Downloadable File (CMS)

Dr. Melissa Lopez practices at UCI Health - Orange in Orange, California

Dr. Lopez's primary practice is UCI Health - Orange, at 101 City Drive South, Orange, CA 92868 in Orange County. The practice phone is (714) 456-7890.

  • UCI Health - Orange
    101 City Drive South, Orange, CA 92868 · Orange CountyPhone(714) 456-7890

Source: Dmand AI Affiliation Data

Dr. Melissa Lopez is affiliated with 3 sites of care and 2 medical groups

Dr. Lopez's primary practice is UCI Health - Orange in Orange, California, part of UC Irvine. The medical group on file is UCI Health Family Health Center, Anaheim. Dmand AI also links Dr. Lopez to 2 more group practices and clinics and 1 medical group, each named with a free account.

See all 5 affiliations for Dr. Lopez

Sources: Dmand AI Affiliation Data; and Dmand AI Org Hierarchy Data

Dmand AI tracks the EHR system at Dr. Melissa Lopez's practice

Dmand AI tracks the electronic health record (EHR) system at each site where Dr. Lopez practices, 3 sites in all. Vendor and product names are available with a free account.

EHR by site
SiteEHR vendor and product
UCI Health - OrangeAvailable with a free account
+2 more sites and 1 medical groupAvailable with a free account

Source: Dmand AI Technology Install Data

For health IT teams

See the EHR and IT leaders at every hospital where Dr. Lopez practices

Dmand AI maps EHR vendors, IT decision makers and buying committees across UC Irvine and 6.2K+ hospitals, with verified contacts in the same login.

Dr. Melissa Lopez is one of 4,642 OB-GYNs in California

Obstetrics and gynecology is Dr. Lopez's primary specialty in the NPI Registry, under taxonomy code 207V00000X. Dr. Lopez is licensed in California.

Specialties and state licenses

  • Obstetrics and gynecology, CaliforniaPrimaryLicense A181895 · 2022 to 2026 · taxonomy 207V00000X

OB-GYNs near Dr. Lopez

Counts of OB-GYNs with a Dmand AI profile, by place and practice. Each opens the list.

Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; and Dmand AI Peer Benchmarks

Dr. Melissa Lopez billed Medicare for 23 services in 2024

CMS data shows 23 Medicare services from Dr. Lopez across 1 procedure code in 2024, all of them office visits, for 43 Medicare patients. Medicare paid $1,779 for them. Every service was in an office.

Medicare services, 202423
Medicare patients43
Paid by Medicare$1,779
Procedure codes1

Dr. Lopez compared with the California median for OB-GYNs, 2024

  • Dr. Lopez
  • California median
Medicare services
23vs 5860% below
Medicare patients
43vs 5217% below
Part D claims
45vs 3529% above

Medians across 3,823 OB-GYNs in California with Dmand AI profiles that report each measure.

Dr. Lopez's most billed Medicare procedure codes, 2024

CMS publishes codes billed for 11 or more Medicare patients. Each label is the code family; CPT descriptions are licensed by the AMA.

See all procedures by Dr. Lopez

Need commercial claims for Dr. Lopez?

Medicare shows one payer. Book a meeting to get commercial claims data for Dr. Lopez and other OB-GYNs in California.

Book a meeting

Sources: Medicare Physician & Other Practitioners - by Provider and Service (CMS), 2024 data; and Dmand AI Peer Benchmarks

Dr. Melissa Lopez treated 43 Medicare patients in 2024, average age 62

CMS counts 43 Medicare patients who saw Dr. Lopez in 2024. The largest group is under 65, with 16 patients. 67% of them have high blood pressure, and 60% have high cholesterol. 58% are also on Medicaid. Their average risk score is 1.72, where 1.00 is the Medicare average, so they are sicker than most Medicare patients.

Across all payers, Dmand AI patient panel data puts Dr. Lopez's median patient age at 36, with 99% women.

Medicare patients, 202443
Average age62
Average risk score1.72
Also on Medicaid58%

Dr. Lopez's Medicare patients by age, 2024

CMS leaves out age groups with fewer than 11 patients.

Chronic conditions among Dr. Lopez's Medicare patients, 2024

  1. High blood pressure67%
  2. High cholesterol60%
  3. Arthritis51%
  4. Anxiety35%
  5. Depression28%
  6. Diabetes28%
  7. Mood disorders28%

Share of Medicare patients with each condition. A patient can have several.

Dr. Lopez's patients across all payers

Dmand AI patient panel data covers Medicare, Medicaid and commercial patients.

Patient panel by age, all payers

Median age 36

Patient panel by sex, all payers

  • Women99%
  • Men0%

Sources: Dmand AI Patient Panel Data; and Medicare Physician & Other Practitioners - by Provider (CMS), 2024 data

Dr. Melissa Lopez wrote 89 Medicare Part D claims in 2024

In 2024, Dr. Lopez wrote 89 Medicare Part D claims for 37 patients. 84% of them were for generic drugs. CMS names the drug for 45 of them, across 2 drugs with 11 or more claims each, at $1,955 in total drug cost. In 2021, CMS named 11 claims across 1 drug.

Part D claims, 202489
Drugs named by CMS2
Total drug cost$1,955
Part D patients37

Dr. Lopez's Part D claims by kind of drug, 2024

  • Generic75 claims84%
  • Brand-name14 claims16%

Dr. Lopez's most prescribed drugs by claims, 2024

CMS names a drug when it has 11 or more claims. Share is of the claims for drugs CMS names.

Part D claims for drugs CMS names, 2021 to 2024

  • 2021
  • 2024
Claims for drugs CMS names
2021: 112024: 45309%

Drugs named by CMS: 2 in 2024, 1 in 2021.

See all prescribing by Dr. Lopez

Sources: Medicare Part D Prescribers - by Provider and Drug (CMS), 2024 data, released May 6, 2026; and Medicare Part D Prescribers - by Provider (CMS), 2024 data

Dr. Melissa Lopez scored 100 out of 100 in Medicare's MIPS program for 2024

CMS publishes a Merit-based Incentive Payment System (MIPS) score of 100 out of 100 for Dr. Lopez for performance year 2024, reported through an alternative payment model (APM). Dr. Lopez accepts Medicare assignment, so Medicare's approved amount is taken as full payment.

Accepts Medicare assignment
Yes

Dr. Lopez's MIPS scores, performance year 2024

  • 100of 100Final score
  • 83.7of 100Quality
  • 100of 100Promoting Interoperability
  • 40of 100Improvement Activities

Each score is out of 100. The final score weighs the categories CMS scored for this clinician.

Sources: Doctors and Clinicians National Downloadable File (CMS); and Clinician Public Reporting: Overall MIPS Performance (CMS), 2024 data, released September 10, 2026

For MedTech and pharma teams

Find OB-GYNs like Dr. Lopez by procedure volume and prescribing

Filter 7.4M+ HCPs by Medicare procedures, Part D drugs and Open Payments history, then reach them with verified contacts in one login.

Dr. Melissa Lopez received $3,189 in industry payments from 2023 to 2025

CMS Open Payments shows 4 general payments to Dr. Lopez from 3 drug and device companies from 2023 to 2025. Education make up the largest share, 94% of the total. Intuitive Surgical, Inc. paid the most, $3,000.

General payments to Dr. Lopez by program year, 2023 to 2025

General payments to Dr. Lopez by kind, 2023 to 2025

$3.2Kin total
  • Education$3,00094%
  • Food and beverage$1896%

Companies that paid Dr. Lopez the most, 2023 to 2025

Share is of all general payments to this clinician.

See all payments to Dr. Lopez

Source: Open Payments (CMS), 2025 data, released July 7, 2026

Dr. Melissa Lopez graduated from David Geffen School of Medicine at UCLA

Dr. Lopez graduated from David Geffen School of Medicine at UCLA in 2019. Dr. Lopez is a member of American College of Obstetricians and Gynecologists.

  1. Medical schoolDavid Geffen School of Medicine at UCLA

Source: Dmand AI Professional Profile Data

Dr. Melissa Lopez accepts plans from 12 insurance carriers

Dr. Lopez is in network with 12 carriers, including Aetna, Blue Cross Blue Shield of Michigan and Elevance. PPO plans come from the most carriers, 8. Check the plan with the practice before a visit.

  • Aetna
  • Blue Cross Blue Shield of Michigan
  • Elevance
  • United Healthcare
  • HCSC
  • Blue Cross Blue Shield of Massachusetts
  • Regence Health Plans
  • Alliant Health Plans
  • +4 more carriersWith a free account

Plan types Dr. Lopez accepts, by number of carriers

  1. PPO8
  2. HMO6
  3. Medicare6
  4. EPO4
  5. POS4

Source: Dmand AI Insurance Network Data

Sources for Dr. Melissa Lopez's profile data

Sources for the data on this page
Data on this pageSource
NPI, name, sex, specialty and licensesNPPES NPI Registry (CMS) (opens in a new tab)Dmand AI Professional Profile Data
Practice locations and phoneDmand AI Affiliation Data
Primary practice, affiliations and health systemDmand AI Affiliation DataDmand AI Org Hierarchy Data
Medicare services and procedure codesMedicare Physician & Other Practitioners - by Provider and Service (CMS) (opens in a new tab)
State medians for the same specialtyDmand AI Peer Benchmarks
Medicare patients and the all-payer patient panelDmand AI Patient Panel DataMedicare Physician & Other Practitioners - by Provider (CMS) (opens in a new tab)
Part D prescribingMedicare Part D Prescribers - by Provider and Drug (CMS) (opens in a new tab)Medicare Part D Prescribers - by Provider (CMS) (opens in a new tab)
MIPS scores, telehealth, assignment and procedure percentilesDoctors and Clinicians National Downloadable File (CMS) (opens in a new tab)Clinician Public Reporting: Overall MIPS Performance (CMS) (opens in a new tab)
Industry paymentsOpen Payments (CMS) (opens in a new tab)
Training, board certification and membershipsDmand AI Professional Profile Data
Insurance carriers and plan typesDmand AI Insurance Network Data
EHR at each practice siteDmand AI Technology Install Data
Similar physiciansDmand AI Affiliation Data

Data last refreshed October 2026Report an inaccuracyRemove my information

FAQ

Frequently asked questions about Dr. Melissa Lopez

Spotted something out of date? Email hello@dmand.ai and we will check the record. Contact details live in the free trial.

What is Dr. Melissa Lopez's NPI number?

Dr. Melissa Lopez's NPI number is 1730640632. It was assigned on March 26, 2019, and it is active in the NPI Registry.

What kind of doctor is Dr. Melissa Lopez?

Dr. Melissa Lopez is an OB-GYN in Orange, California. The primary specialty in the NPI Registry is Obstetrics & Gynecology Physician (taxonomy code 207V00000X).

Where does Dr. Melissa Lopez practice?

Dr. Lopez practices at 101 City Drive South, Orange, CA 92868. Dr. Lopez's primary practice is UCI Health - Orange in Orange, California, part of UC Irvine. Dmand AI also links Dr. Lopez to 2 group practices and clinics and 1 medical group.

What is Dr. Melissa Lopez's office phone number?

The practice phone on file for Dr. Lopez is (714) 456-7890.

What is Dr. Melissa Lopez's medical license number?

Dr. Lopez holds California license A181895.

Which hospitals is Dr. Melissa Lopez affiliated with?

Dr. Lopez practices at UCI Health - Orange in Orange, California.

What medical group is Dr. Melissa Lopez part of?

Dr. Lopez is linked to UCI Health Family Health Center, Anaheim. Dmand AI links Dr. Lopez to 1 more medical group.

Does Dr. Melissa Lopez accept Medicare?

Yes. CMS data shows Dr. Lopez billed Medicare for 23 services in 2024, and Dr. Lopez accepts Medicare assignment.

What is Dr. Melissa Lopez's MIPS score?

Dr. Lopez's MIPS final score for performance year 2024 is 100 out of 100, reported through an alternative payment model (APM).

How many Medicare patients does Dr. Melissa Lopez see?

CMS counts 43 Medicare patients who saw Dr. Lopez in 2024, with an average age of 62.

Show 6 more questionsShow fewer questions

What services does Dr. Melissa Lopez bill to Medicare?

In 2024, Dr. Lopez's most billed Medicare services were office visit, established patient (99213).

Where did Dr. Melissa Lopez go to medical school?

Dr. Lopez graduated from David Geffen School of Medicine at UCLA in 2019.

What drugs does Dr. Melissa Lopez prescribe most?

In 2024 Medicare Part D data, Dr. Lopez's most prescribed drugs by claims were Estradiol and Clobetasol Propionate.

Has Dr. Melissa Lopez received payments from drug or device companies?

CMS Open Payments shows $3,189 in general payments to Dr. Lopez from 3 companies from 2023 to 2025. The largest total came from Intuitive Surgical, Inc.

How long has Dr. Melissa Lopez been practicing?

Dr. Lopez graduated from medical school in 2019, 7 years ago.

What insurance does Dr. Melissa Lopez accept?

Dr. Lopez is in network with 12 carriers, including Aetna, Blue Cross Blue Shield of Michigan and Elevance. PPO plans come from the most carriers, 8. Check the plan with the practice before a visit.

Selling to obstetrics and gynecology practices?

See OB-GYNs in California by site of care and group

Find the practices, groups and hospitals they work with, and the right people to contact at each.

  • 30 days free
  • Self-serve
  • No credit card

Cookie settings

Turn each category on or off. Your choice is kept for 12 months and you can change it here at any time.

Necessary

Always on. Sign-in, security, downloads you asked for, your cookie choice, and the page that led to a signup.

View cookies (6)
  • dm_consentDmand AI. Your cookie choices and whether your browser sent a Global Privacy Control signal. 12 months.
  • dm_ft, dm_ltDmand AI. The first and the latest page you arrived on, with the date, so a signup is credited to the page that worked. 90 days, 30 days.
  • dm_fs, dm_lsDmand AI. The first and the latest source of a visit (a search engine, a campaign or the site that linked here). 90 days, 30 days.
  • dm_dl, dm_dl_okDmand AI. After you give an email address for a download, lets you download files without being asked again. 30 days.
  • Session and CSRF cookiesDmand AI (app.dmand.ai). Sign-in and form protection in the application. Session.
  • __cf_bm, cf_clearanceCloudflare. Tells people from automated traffic and keeps the site available. 30 minutes; cf_clearance while a security check is valid.

Analytics

On unless you turn it off. How pages are used, in aggregate, and recordings of how pages are used.

View cookies (6)
  • Google Tag ManagerGoogle. Loads the analytics and marketing tags that are on. Sets no cookie of its own and does not load when both categories are off. n/a.
  • _ga, _ga_<container-id>Google Analytics 4. Visits and page views in aggregate on dmand.ai. 2 years.
  • _clck, _clskMicrosoft Clarity. Recordings and heatmaps of how pages are used, with form fields masked. 1 year, 1 day.
  • CLID, MUID, ANONCHK, MR, SMMicrosoft (clarity.ms). Set by Microsoft when Clarity loads, to recognize a browser across sites that use Clarity. Up to 1 year.
  • None (cookieless)Ahrefs Analytics. Page views in aggregate. n/a.
  • ph_<project>_posthogPostHog. Product usage, errors and performance in app.dmand.ai, used to fix bugs and improve features. 365 days.

Marketing

On unless you turn it off, and always off when your browser sends a Global Privacy Control signal. A visitor identification service tells our sales team which companies and people visit.

View cookies (6)
  • _reb2buid, _reb2butkRB2B. Recognizes a returning browser for visitor identification. 360 days, 1 year.
  • _reb2bgeoRB2B. The location used to decide whether a visit can be identified. 20 days.
  • _reb2brefRB2B. The page or site that referred the visit. 15 days.
  • _reb2bfxf, _reb2btd, _reb2bliRB2B. Links the visit to an identified business profile. 1 month.
  • _reb2bresolveRB2B. Holds a match while it is being resolved. 2 days.
  • _reb2sessionID, _reb2bloadedRB2B. The current visit, and a guard against loading the script twice. 30 minutes, 1 second.

Functional

On unless you turn it off. Remembers choices such as a collapsed section.

View cookies (none today)