2026 NPPES data Obstetrics & Gynecology Nurse Practitioner NPI 1790133205 NP
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MARYLIN GOULD, NP

Obstetrics & Gynecology Nurse Practitioner in FONTANA, California. CMS National Plan and Provider Enumeration System profile including specialty classification, practice address, and Medicare prescribing data when reported.

Federal data — no proprietary rating. PlainDoctor publishes the actual CMS NPPES and Medicare records — NPI registration, specialty, practice location, and prescribing data — without a composite score or editorial opinion on top. Every field traces to a federal source.
Prescribing volume
853
Medicare Part D claims · 186 beneficiaries · Obstetrics & Gynecology Nurse Practitioner avg: 232
Generic prescribing
90%
generic claims · 10% brand-name · higher generic rates reduce patient out-of-pocket costs
Industry payments
$50.05
2 payments · CMS Open Payments (Sunshine Act)

What the federal data shows

MARYLIN GOULD, NP filed 853 Medicare Part D claims in 2023 as a Obstetrics & Gynecology Nurse Practitioner in FONTANA, California, prescribing 90% generic.

853
Part D claims, 2023
90%
generic prescribing
$50.05
industry payments (Sunshine Act)

Every figure on this page comes straight from federal CMS records (NPPES, Medicare Part D, MIPS, Open Payments) — no proprietary rating or editorial opinion is applied.

MARYLIN GOULD, NP's Medicare Part D volume vs every U.S. prescriber

Total Medicare Part D claims, 2023 — across all CMS prescribers nationally

853 Top 27% higher than 73% of 1,370,886 prescribers

0–200: 670,926 prescribers (49%). Below this entry. 200–400: 182,923 prescribers (13%). Below this entry. 400–600: 90,619 prescribers (7%). Below this entry. 600–800: 56,224 prescribers (4%). Below this entry. 800–1,000: 40,919 prescribers (3%). This entry sits in this band. 1,000–1,200: 31,827 prescribers (2%). Above this entry. 1,200–1,400: 26,224 prescribers (2%). Above this entry. 1,400–1,600: 21,710 prescribers (2%). Above this entry. 1,600–1,800: 19,072 prescribers (1%). Above this entry. 1,800–2,000: 16,451 prescribers (1%). Above this entry. 2,000–2,200: 213,991 prescribers (16%). Above this entry. This provider 0 2K+ every Part D prescriber (claims/yr), bucketed by value

Each bar is a band; taller bars hold more prescribers. The dashed line + filled bar mark this entry. Hover or tap any bar for its full count, share, and where it sits relative to this entry.

Source CMS Medicare Part D Prescriber Public Use File · 2023

What does the federal data show about MARYLIN GOULD, NP?

Quality data not reported

NPI registry status

Active

Issued 05/25/2016

NPI 1790133205

Primary specialty

Obstetrics & Gynecology Nurse Practitioner

Niche

2,864 US NPIs in this specialty

Medicare Part D claims

853 268% vs specialty avg

2023 prescription claims

Specialty avg: 232

Specialty distribution in California

How Obstetrics & Gynecology Nurse Practitioner compares to other specialties among California providers

California providers

Obstetrics & Gynecology Nurse Practitioner share within California

1. Obstetrics & Gynecology Nurse Practitioner42%2. Internal medicine21%3. Family medicine17%4. Surgical12%5. Pediatric8%
Obstetrics & Gynecology Nurse Practitioner share within California

Specialty board-certification context

Estimated specialty board-certified rate — Obstetrics & Gynecology Nurse Practitioner (ABMS / AOA reference)

Quality data not reported
Est. board-certified rate
78%
Obstetrics & Gynecology Nurse Practitioner ABMS/AOA estimate

Est. board-certified rate (Obstetrics & Gynecology Nurse Practitioner) — ABMS / AOA estimate

0%100%78%
Est. board-certified rate (Obstetrics & Gynecology Nurse Practitioner) — ABMS / AOA estimate

The Merit-based Incentive Payment System (MIPS) scores providers 0–100 across four performance categories: Quality, Cost, Promoting Interoperability, and Improvement Activities, weighted under 42 CFR §414.1380. Reporting is voluntary for many small practices, so absence of a MIPS score is not a quality signal.

Board certification through an ABMS or AOA member board signals voluntary post-licensure examination plus continuous Maintenance of Certification cycles. Verify any individual provider's status through certificationmatters.org (ABMS) or osteopathic.org (AOA).

MARYLIN GOULD, NP appears in the CMS NPPES registry as a Obstetrics & Gynecology Nurse Practitioner provider holding NP credentials at 7965 SIERRA AVE STE E, FONTANA, CA, 92336, with a listed phone of (909) 356-4459. NPI 1790133205 was issued on 05/25/2016. Because NPPES data is self-reported by the provider and refreshed monthly, the address, phone, and specialty reflect what GOULD most recently submitted to CMS rather than a vetted directory listing, which is why patients should always confirm the practice is still at this location before scheduling.

Medicare Part D records for calendar year 2023 show 853 prescription claims written by this provider, covering 186 Medicare beneficiaries and totaling roughly $55K in drug spend, split 10% brand-name and 90% generic by claim count. These figures capture only Medicare Part D — commercial insurance, Medicaid, and cash-pay prescriptions are not included, and any drug-beneficiary cell under 11 is suppressed by CMS for patient privacy.

Obstetrics & Gynecology Nurse Practitioner is a narrow specialty nationwide, with 2,864 enrolled providers across 52 states and an average of 232 Part D claims per prescriber, so the context for interpreting these metrics differs meaningfully from a primary-care baseline. Important: PlainDoctor is a directory of publicly available government data, not medical advice, a malpractice database, or a quality rating. Inclusion here does not imply a recommendation, and absence of complaints or sanctions on this page does not mean none exist — always verify credentials through the NPPES NPI Registry, your state medical board, and the ABMS or AOA before making healthcare decisions.

Practice Address

7965 SIERRA AVE STE E
FONTANA, CA 92336

Provider Details

NPI 1790133205
Specialty Obstetrics & Gynecology Nurse Practitioner
Credentials NP
Gender Female
NPI Issued 05/25/2016

Industry payments received (2024) — CMS Open Payments transparency data

The federal Physician Payments Sunshine Act (part of the Affordable Care Act) requires drug and medical-device manufacturers + group purchasing organizations to publicly report payments and other transfers of value to physicians and teaching hospitals. The data below covers 2024 for MARYLIN GOULD, NP. Source: openpaymentsdata.cms.gov.

Total received

$50

Largest payer

Phadia US Inc.

Most common payment type

Food and Beverage

Industry payments are not necessarily indicators of bias — they include research funding, consulting fees for evidence-based work, royalties for inventions, food at conferences, and similar items. The disclosure exists for transparency. Read our methodology for how we interpret this data.

License & disciplinary context — California MBC 2023 annual report

Aggregate state board data only — NOT a determination of any individual provider's status. The figures below describe statewide disciplinary activity across all ~150K California medical licensees in 2023 — they are NOT specific to MARYLIN GOULD, NP. To verify MARYLIN GOULD, NP's current license status, search the MBC public license lookup directly, or check the Federation of State Medical Boards (FSMB) verification service.

576
Total board actions, California 2023
Across 556 cases
3.84
Actions per 1,000 licensees
California statewide rate
probation
Most common action type
186 cases

MBC publishes annual disciplinary statistics as part of public-record reporting under each state's Administrative Procedure Act. See the full breakdown by action type and year on the California disciplinary trends page. Cross-checked against FSMB U.S. Medical Regulatory Trends.

Brand vs generic prescribing mix · Typical

MARYLIN GOULD, NP — brand share 10.0%
Specialty average (est.)

10% brand-name claims vs 90% generic, on 853 2023 Medicare Part D claims.

The federal Medicare Part D Generic Dispensing Rate national benchmark sits near 90% generic / 10% brand for primary-care prescribers, per CMS Office of the Actuary 2024 estimates. Higher brand share is common in specialty prescribing where generic equivalents are not available.

Medicare Part D Prescribing Data

CMS Medicare Part D prescriber-level data for calendar year 2023.

853
Total Claims
$55K
Total Drug Cost
186
Medicare Beneficiaries

Prescribing Breakdown

30-Day Fills
1,690
Total Day Supply
49,021
Brand vs Generic
10% brand / 90% generic
Brand Drug Cost
$43K
Generic Drug Cost
$12K
Antibiotic Claims
29

Patient Demographics

Average Patient Age
70.3 years
Avg HCC Risk Score
1.35
Gender Split
57% female / 43% male

Top Prescribed Drugs (Medicare Part D)

Top drugs by claim count for calendar year 2023. Based on Medicare Part D data only.

What MARYLIN GOULD, NP prescribes most

Top Medicare Part D drugs by claim count, 2023

claims
Source CMS Medicare Part D Prescriber Public Use File As of 2023
Drug Claims
Atorvastatin Calcium
81
Metformin Hcl
70
Amlodipine Besylate
53
Hydrochlorothiazide
47
Glipizide
42
Lisinopril
35
Levothyroxine Sodium
30
Benazepril Hcl
23
Losartan Potassium
21
Gabapentin
18

* Counts below 11 are suppressed by CMS for patient privacy. Generic names shown where available from CMS Part D data.

Obstetrics & Gynecology Nurse Practitioner Overview

How MARYLIN GOULD, NP fits within the Obstetrics & Gynecology Nurse Practitioner landscape nationally.

2,864
Obstetrics & Gynecology Nurse Practitioner Providers in US
52
States with Obstetrics & Gynecology Nurse Practitioner
232
Avg Claims per Provider

MARYLIN GOULD, NP's 853 claims are above the specialty average of 232.

Nearby Obstetrics & Gynecology Nurse Practitioner Providers in California

Other clinicians with the same primary specialty enrolled in California, drawn from the same CMS NPPES roster as GOULD.

Compare Obstetrics & Gynecology Nurse Practitioner nationally: see state-by-state distribution →

Frequently Asked Questions

What is MARYLIN GOULD, NP's specialty?
MARYLIN GOULD, NP specializes in Obstetrics & Gynecology Nurse Practitioner and practices in FONTANA, California. Credentials: NP.
How much does MARYLIN GOULD, NP prescribe under Medicare Part D?
In 2023, MARYLIN GOULD, NP wrote 853 Medicare Part D claims totaling $55K in drug costs for 186 beneficiaries.
Where is MARYLIN GOULD, NP located?
MARYLIN GOULD, NP is located at 7965 SIERRA AVE STE E, FONTANA, CA, 92336. Phone: (909) 356-4459.
What is MARYLIN GOULD, NP's NPI number?
MARYLIN GOULD, NP's National Provider Identifier (NPI) is 1790133205, issued on 05/25/2016.
Does MARYLIN GOULD, NP prescribe more brand-name or generic drugs?
MARYLIN GOULD, NP's prescribing is 10% brand-name and 90% generic drugs by claim count, with $43K in brand drug costs.
How many Obstetrics & Gynecology Nurse Practitioner providers are there in the US?
There are 2,864 Obstetrics & Gynecology Nurse Practitioner providers across 52 states in the US. The average Obstetrics & Gynecology Nurse Practitioner provider writes 232 Medicare Part D claims per year.
What drugs does MARYLIN GOULD, NP prescribe most often?
Based on 2023 Medicare Part D data, MARYLIN GOULD, NP's most frequently prescribed drugs include Atorvastatin Calcium, Metformin Hcl, Amlodipine Besylate. This reflects Medicare Part D prescriptions only and does not include commercial insurance or other payer types.
Does MARYLIN GOULD, NP accept Medicare?
MARYLIN GOULD, NP appears in CMS Medicare data with 853 Part D claims and 186 Medicare beneficiaries in 2023. Contact the provider's office directly to confirm current Medicare enrollment and accepted plans.
How can I verify MARYLIN GOULD, NP's credentials?
MARYLIN GOULD, NP's NPI is 1790133205 with credentials NP. You can verify this through the NPPES NPI Registry, check state medical board records, and confirm board certification through the ABMS or AOA.

Data Sources

Provider Directory
CMS National Plan and Provider Enumeration System (NPPES), download.cms.gov/nppes, updated monthly. Contains NPI, specialty, credentials, and practice location.
Specialty Classification
NUCC Health Care Provider Taxonomy (nucc.org), the industry standard for classifying provider specialties in Medicare and Medicaid billing.
Prescribing Data
CMS Medicare Part D Prescriber Public Use File (2023). Includes claims, drug costs, beneficiaries, and opioid prescribing rates.
Limitations
Provider data is self-reported to CMS. Prescribing data reflects Medicare Part D only and does not include commercial insurance, Medicaid, or cash prescriptions. Claims below 11 beneficiaries are suppressed by CMS for privacy.

See our complete data methodology for details on how we collect and process government data.

Data as of April 2026 (NPPES) / 2023 (Medicare Part D). Source: Centers for Medicare & Medicaid Services (CMS).

Disclaimer: Data from CMS NPPES and Medicare Part D. PlainDoctor does not rate or rank providers. Provider information is self-reported and may not be current. Always verify information directly with the provider. About · Methodology