Dr. Merle Stanley Robboy, MD

  • Newport Beach, CA
  • OB-GYN
NPI1639122799
Medicare services, 2019
11
Part D claims, 2024
42
Industry payments
$405
Affiliated sites
1
State licenses
2
Practice address
1 Hoag Dr, Newport Beach, CA 92663
Practice phone
Call (949) 764-4624
Professional email
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Personal email
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Mobile number
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Social profiles

Primary practice

Hoag Hospital Newport Beach

Newport Beach, California

See all 2 affiliations

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Dr. Merle Stanley Robboy is an OB-GYN in Newport Beach, California

Dr. Robboy practices at Hoag Hospital Newport Beach in Newport Beach, California.

Dr. Robboy's NPI, 1639122799, was assigned on May 18, 2006. Dr. Robboy graduated from Ohio State University College of Medicine in 1965. Dr. Robboy holds California license C28448.

NPI and contact details
NPI enumeration date
May 18, 2006
NPI status
Active
Practice phone
(949) 764-4624
Professional email
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Personal email
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Mobile number
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Sex
Male
Estimated age
87
Medical school graduation
1965

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

Dr. Merle Stanley Robboy practices at Hoag Hospital Newport Beach in Newport Beach, California

Dr. Robboy's primary practice is Hoag Hospital Newport Beach, at 1 Hoag Dr, Newport Beach, CA 92663 in Orange County. The practice phone is (949) 764-4624.

  • Hoag Hospital Newport Beach
    1 Hoag Dr, Newport Beach, CA 92663 · Orange CountyPhone(949) 764-4624

Sources: NPPES NPI Registry (CMS); and Dmand AI Practice Data

Dr. Merle Stanley Robboy is affiliated with 2 sites of care

Dr. Robboy's primary practice is Hoag Hospital Newport Beach in Newport Beach, California. Dmand AI also links Dr. Robboy to 1 physician office, named with a free account.

Hoag Hospital Newport BeachNewport Beach, CaliforniaPrimary
1 physician officeName with a free account
See all 2 affiliations for Dr. Robboy

Sources: NPPES NPI Registry (CMS); Dmand AI Practice Data; and Dmand AI Affiliation Data

Dmand AI tracks the EHR system at Dr. Merle Stanley Robboy's practice

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

EHR by site
SiteEHR vendor and product
Hoag Hospital Newport BeachAvailable with a free account
+1 more affiliated siteAvailable with a free account

Source: Dmand AI Technology Install Data

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Dr. Merle Stanley Robboy is one of 4,642 OB-GYNs in California

Obstetrics and gynecology is Dr. Robboy's primary specialty in the NPI Registry, under taxonomy code 207V00000X. Dmand AI has Dr. Robboy's licenses on file in 2 states: California and Ohio.

Specialties and state licenses

  • Obstetrics and gynecology, CaliforniaPrimaryLicense C28448 · taxonomy 207V00000X
  • Ohio licenseLicense 35028296

OB-GYNs near Dr. Robboy

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. Merle Stanley Robboy billed Medicare for 11 services in 2019

CMS data shows 11 Medicare services from Dr. Robboy across 1 procedure code in 2019. Medicare paid $471 for them. Every service was in an office.

Medicare services, 201911
Paid by Medicare$471
Procedure codes1

Dr. Robboy's Medicare services by type, 2018 to 2019

  • 2018
  • 2019
Other services
2018: 132019: 1115%
Lab and pathology
2018: 112019: 0100%

Dr. Robboy compared with the California median for OB-GYNs, 2019

  • Dr. Robboy
  • California median
Medicare services
11vs 5881% below
Part D claims
11vs 3569% below

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

Dr. Robboy's most billed Medicare procedure codes, 2019

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. Robboy

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

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

Dr. Merle Stanley Robboy's patients have a median age of 36

Across all payers, Dmand AI patient panel data puts Dr. Robboy's median patient age at 36, with 95% women.

Dr. Robboy'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

  • Women95%
  • Men0%

Source: Dmand AI Patient Panel Data

Dr. Merle Stanley Robboy wrote 42 Medicare Part D claims in 2024

In 2024, Dr. Robboy wrote 42 Medicare Part D claims. 98% of them were for generic drugs. CMS names the drug for 11 of them, across 1 drug with 11 or more claims each, at $166 in total drug cost. In 2023, CMS named 30 claims across 2 drugs.

Part D claims, 202442
Drugs named by CMS1
Total drug cost$166

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

  • Generic41 claims98%
  • Brand-name and other1 claims2%

Dr. Robboy'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, 2023 to 2024

  • 2023
  • 2024
Claims for drugs CMS names
2023: 302024: 1163%

Drugs named by CMS: 1 in 2024, 2 in 2023.

See all prescribing by Dr. Robboy

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

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Dr. Merle Stanley Robboy received $405 in industry payments from 2017 to 2024

CMS Open Payments shows 22 general payments to Dr. Robboy from 4 drug and device companies from 2017 to 2024. Food and beverage make up the largest share, 100% of the total. Abbvie Inc. paid the most, $263.

General payments to Dr. Robboy by program year, 2017 to 2024

Companies that paid Dr. Robboy the most, 2017 to 2024

Share is of all general payments to this clinician.

See all payments to Dr. Robboy

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

Dr. Merle Stanley Robboy graduated from Ohio State University College of Medicine

Dr. Robboy graduated from Ohio State University College of Medicine in 1965.

  1. Medical schoolOhio State University College of Medicine

Source: Dmand AI Professional Profile Data

Sources for Dr. Merle Stanley Robboy'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 phoneNPPES NPI Registry (CMS) (opens in a new tab)Dmand AI Practice Data
Primary practice, affiliations and health systemNPPES NPI Registry (CMS) (opens in a new tab)Dmand AI Practice DataDmand AI Affiliation 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 Data
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)
Industry paymentsOpen Payments (CMS) (opens in a new tab)
Training, board certification and membershipsDmand AI Professional Profile 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. Merle Stanley Robboy

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. Merle Stanley Robboy's NPI number?

Dr. Merle Stanley Robboy's NPI number is 1639122799. It was assigned on May 18, 2006, and it is active in the NPI Registry.

What kind of doctor is Dr. Merle Stanley Robboy?

Dr. Merle Stanley Robboy is an OB-GYN in Newport Beach, California. The primary specialty in the NPI Registry is Obstetrics & Gynecology Physician (taxonomy code 207V00000X).

Where does Dr. Merle Stanley Robboy practice?

Dr. Robboy practices at 1 Hoag Dr, Newport Beach, CA 92663. Dr. Robboy's primary practice is Hoag Hospital Newport Beach in Newport Beach, California. Dmand AI also links Dr. Robboy to 1 physician office.

What is Dr. Merle Stanley Robboy's office phone number?

The practice phone on file for Dr. Robboy is (949) 764-4624.

What is Dr. Merle Stanley Robboy's medical license number?

Dr. Robboy holds California license C28448, one of the licenses on file in 2 states.

Which states has Dr. Merle Stanley Robboy been licensed in?

Dmand AI has state licenses on file for Dr. Robboy in California and Ohio.

Does Dr. Merle Stanley Robboy accept Medicare?

Yes. CMS data shows Dr. Robboy billed Medicare for 11 services in 2019.

What services does Dr. Merle Stanley Robboy bill to Medicare?

In 2019, Dr. Robboy's most billed Medicare services were medicare service (G0101).

Where did Dr. Merle Stanley Robboy go to medical school?

Dr. Robboy graduated from Ohio State University College of Medicine in 1965.

What drugs does Dr. Merle Stanley Robboy prescribe most?

In 2024 Medicare Part D data, Dr. Robboy's most prescribed drugs by claims were Estradiol.

Has Dr. Merle Stanley Robboy received payments from drug or device companies?

CMS Open Payments shows $405 in general payments to Dr. Robboy from 4 companies from 2017 to 2024. The largest total came from Abbvie Inc.

How long has Dr. Merle Stanley Robboy been practicing?

Dr. Robboy graduated from medical school in 1965, 61 years ago.

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