Dr. Marc D. Melnik, MD

  • Whittier, CA
  • OB-GYN
NPI1124182084PAC ID2062312382
Medicare services, 2023
12
Medicare patients, 2024
23
Part D claims, 2024
169
MIPS score, 2024
79
Hospital affiliations
2
Practice address
12401 Washington Blvd, Whittier, CA 90602
Practice phone
Call (562) 698-0811
Professional email
Get professional email
Personal email
Get personal email
Mobile number
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Social profiles

Primary practice

PIH Health Whittier Hospital

Hospital · Whittier, California

See all 6 affiliations

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Dr. Marc D. Melnik is an OB-GYN in Whittier, California

Dr. Melnik practices at PIH Health Whittier Hospital in Whittier, California, part of PIH Health.

Dr. Melnik's NPI, 1124182084, was assigned on December 21, 2006. Dr. Melnik graduated from Chicago Medical School at Rosalind Franklin University of Medicine and Science in 1996. Dr. Melnik holds California license A65358.

NPI and contact details
Medicare PAC ID
2062312382
NPI enumeration date
December 21, 2006
NPI status
Active
Accepts Medicare assignment
Yes
Practice phone
(562) 698-0811
Professional email
Get email
Personal email
Get email
Mobile number
Get number
Sex
Male
Estimated age
56
Medical school graduation
1996

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

Dr. Marc D. Melnik practices at PIH Health Whittier Hospital in Whittier, California

Dr. Melnik's primary practice is PIH Health Whittier Hospital, at 12401 Washington Blvd, Whittier, CA 90602 in Los Angeles County. The practice phone is (562) 698-0811.

Source: Dmand AI Affiliation Data

Dr. Marc D. Melnik is affiliated with 4 sites of care and 2 medical groups

Dr. Melnik's primary practice is PIH Health Whittier Hospital in Whittier, California, part of PIH Health. The medical group on file is PIH Health Physicians. Dmand AI also links Dr. Melnik to 1 more hospital, 2 group practices and clinics and 1 medical group, each named with a free account.

See all 6 affiliations for Dr. Melnik

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

Dmand AI tracks the EHR system at Dr. Marc D. Melnik's practice

Dmand AI tracks the electronic health record (EHR) system at each site where Dr. Melnik practices, 4 sites in all. Vendor and product names are available with a free account.

EHR by site
SiteEHR vendor and product
PIH Health Whittier HospitalAvailable with a free account
+3 more sites and 1 medical groupAvailable with a free account

Source: Dmand AI Technology Install Data

For health IT teams

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Dr. Marc D. Melnik is one of 4,642 OB-GYNs in California

Obstetrics and gynecology is Dr. Melnik's primary specialty in the NPI Registry, under taxonomy code 207V00000X. Dr. Melnik is board certified in obstetrics & gynecology by the American Board of Obstetrics and Gynecology. Dr. Melnik is licensed in California.

Specialties and state licenses

  • Obstetrics and gynecology, CaliforniaPrimaryLicense A65358 · 1998 to 2026 · taxonomy 207V00000X

Clinical focus

Dmand AI lists menopause, pelvic prolapse, UTI and vaginal infection among the conditions Dr. Melnik treats.

OB-GYNs near Dr. Melnik

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. Marc D. Melnik billed Medicare for 12 services in 2023

CMS data shows 12 Medicare services from Dr. Melnik across 1 procedure code in 2023, all of them office visits, for 23 Medicare patients. Medicare paid $813 for them. Every service was in an office.

Medicare services, 202312
Medicare patients23
Paid by Medicare$813
Procedure codes1

Dr. Melnik's Medicare services by type, 2022 to 2023

  • 2022
  • 2023
Office and hospital visits
2022: 192023: 1237%

Dr. Melnik compared with the California median for OB-GYNs, 2023

  • Dr. Melnik
  • California median
Medicare services
12vs 5879% below
Medicare patients
23vs 5256% below
Part D claims
42vs 3520% above

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

Dr. Melnik's most billed Medicare procedure codes, 2023

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. Melnik

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

Dr. Marc D. Melnik treated 23 Medicare patients in 2024, average age 67

CMS counts 23 Medicare patients who saw Dr. Melnik in 2024. 57% of them have high cholesterol, and 52% have high blood pressure. Their average risk score is 1.73, 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. Melnik's median patient age at 35, with 99% women.

Medicare patients, 202423
Average age67
Average risk score1.73

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

  1. High cholesterol57%
  2. High blood pressure52%
  3. Diabetes48%

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

Dr. Melnik's patients across all payers

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

Patient panel by age, all payers

Median age 35

Patient panel by sex, all payers

  • Women99%
  • Men1%

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

Dr. Marc D. Melnik wrote 169 Medicare Part D claims in 2024

In 2024, Dr. Melnik wrote 169 Medicare Part D claims for 51 patients. 81% of them were for generic drugs. CMS names the drug for 42 of them, across 3 drugs with 11 or more claims each, at $8,323 in total drug cost. In 2023, CMS named 73 claims across 3 drugs.

Part D claims, 2024169
Drugs named by CMS3
Total drug cost$8,323
Part D patients51

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

  • Generic137 claims81%
  • Brand-name32 claims19%

Dr. Melnik'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.

Drug classes CMS tracks in Dr. Melnik's Part D claims, 2024

  • Antibiotics14%24 of 169 claims

Share of all Part D claims for each drug class CMS reports on. Classes with no claims are left out.

Part D claims for drugs CMS names, 2023 to 2024

  • 2023
  • 2024
Claims for drugs CMS names
2023: 732024: 4242%

Drugs named by CMS: 3 in 2024, 3 in 2023.

See all prescribing by Dr. Melnik

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. Marc D. Melnik scored 79 out of 100 in Medicare's MIPS program for 2024

CMS publishes a Merit-based Incentive Payment System (MIPS) score of 79 out of 100 for Dr. Melnik for performance year 2024, reported as part of a group. Dr. Melnik accepts Medicare assignment, so Medicare's approved amount is taken as full payment.

Accepts Medicare assignment
Yes

Dr. Melnik's MIPS scores, performance year 2024

  • 79of 100Final score
  • 58.7of 100Quality
  • 40of 100Improvement Activities
  • 75of 100Cost

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

Removal of the uterus: 1 to 10 procedures (CMS shows small counts as a range)

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

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Dr. Marc D. Melnik received $888 in industry payments from 2016 to 2025

CMS Open Payments shows 23 general payments to Dr. Melnik from 10 drug and device companies from 2016 to 2025. Food and beverage make up the largest share, 87% of the total. Hologic Inc paid the most, $315.

General payments to Dr. Melnik by program year, 2016 to 2025

General payments to Dr. Melnik by kind, 2016 to 2025

$888in total
  • Food and beverage$77487%
  • Education$8810%
  • Speaker and faculty fees$253%

Companies that paid Dr. Melnik the most, 2016 to 2025

Share is of all general payments to this clinician.

See all payments to Dr. Melnik

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

Dr. Marc D. Melnik has 1 award and honors on record

Dmand AI lists 1 award for Dr. Melnik.

Awards and honors for Dr. Melnik

  1. Undated
    • ACOG Fellow

Source: Dmand AI Professional Profile Data

Dr. Marc D. Melnik graduated from Chicago Medical School at Rosalind Franklin University of Medicine and Science

Dr. Melnik graduated from Chicago Medical School at Rosalind Franklin University of Medicine and Science in 1996. Dr. Melnik is a member of American College of Obstetricians and Gynecologists.

  1. Medical schoolChicago Medical School at Rosalind Franklin University of Medicine and Science
  2. Board certified in obstetrics & gynecologyAmerican Board of Obstetrics and Gynecology

Source: Dmand AI Professional Profile Data

Dr. Marc D. Melnik accepts plans from 12 insurance carriers

Dr. Melnik is in network with 12 carriers, including Aetna, Blue Cross Blue Shield of Michigan and United Healthcare. Medicare plans come from the most carriers, 9. Check the plan with the practice before a visit.

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

Plan types Dr. Melnik accepts, by number of carriers

  1. Medicare9
  2. PPO8
  3. HMO5
  4. POS4
  5. EPO2
  6. Medicaid1

Source: Dmand AI Insurance Network Data

Sources for Dr. Marc D. Melnik'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)Doctors and Clinicians Utilization Data (CMS) (opens in a new tab)
Industry paymentsOpen Payments (CMS) (opens in a new tab)
Awards and committee rolesDmand AI Professional Profile Data
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. Marc D. Melnik

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. Marc D. Melnik's NPI number?

Dr. Marc D. Melnik's NPI number is 1124182084. It was assigned on December 21, 2006, and it is active in the NPI Registry.

What kind of doctor is Dr. Marc D. Melnik?

Dr. Marc D. Melnik is an OB-GYN in Whittier, California. The primary specialty in the NPI Registry is Obstetrics & Gynecology Physician (taxonomy code 207V00000X).

Where does Dr. Marc D. Melnik practice?

Dr. Melnik practices at 12401 Washington Blvd, Whittier, CA 90602. Dr. Melnik's primary practice is PIH Health Whittier Hospital in Whittier, California, part of PIH Health. Dmand AI also links Dr. Melnik to 1 hospital, 2 group practices and clinics and 1 medical group.

What is Dr. Marc D. Melnik's office phone number?

The practice phone on file for Dr. Melnik is (562) 698-0811.

What is Dr. Marc D. Melnik's medical license number?

Dr. Melnik holds California license A65358.

Which hospitals is Dr. Marc D. Melnik affiliated with?

Dr. Melnik practices at PIH Health Whittier Hospital in Whittier, California. Dmand AI links Dr. Melnik to 1 more hospital.

What medical group is Dr. Marc D. Melnik part of?

Dr. Melnik is linked to PIH Health Physicians. Dmand AI links Dr. Melnik to 1 more medical group.

Does Dr. Marc D. Melnik accept Medicare?

Yes. CMS data shows Dr. Melnik billed Medicare for 12 services in 2023, and Dr. Melnik accepts Medicare assignment.

What is Dr. Marc D. Melnik's MIPS score?

Dr. Melnik's MIPS final score for performance year 2024 is 79 out of 100, reported as part of a group.

How many Medicare patients does Dr. Marc D. Melnik see?

CMS counts 23 Medicare patients who saw Dr. Melnik in 2024, with an average age of 67.

Show 7 more questionsShow fewer questions

Is Dr. Marc D. Melnik board certified?

Yes. Dr. Melnik is board certified in obstetrics & gynecology by the American Board of Obstetrics and Gynecology.

What services does Dr. Marc D. Melnik bill to Medicare?

In 2023, Dr. Melnik's most billed Medicare services were office visit, established patient (99213).

Where did Dr. Marc D. Melnik go to medical school?

Dr. Melnik graduated from Chicago Medical School at Rosalind Franklin University of Medicine and Science in 1996.

What drugs does Dr. Marc D. Melnik prescribe most?

In 2024 Medicare Part D data, Dr. Melnik's most prescribed drugs by claims were Estradiol, Premarin and Oxybutynin Chloride ER.

Has Dr. Marc D. Melnik received payments from drug or device companies?

CMS Open Payments shows $888 in general payments to Dr. Melnik from 10 companies from 2016 to 2025. The largest total came from Hologic Inc.

How long has Dr. Marc D. Melnik been practicing?

Dr. Melnik graduated from medical school in 1996, 30 years ago.

What insurance does Dr. Marc D. Melnik accept?

Dr. Melnik is in network with 12 carriers, including Aetna, Blue Cross Blue Shield of Michigan and United Healthcare. Medicare plans come from the most carriers, 9. Check the plan with the practice before a visit.

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