2026 NPPES data Endocrinology, Diabetes & Metabolism Physician NPI 1831366954 MD
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CHRISTOPHER HUDAK, MD

Endocrinology, Diabetes & Metabolism Physician in FLOWER MOUND, Texas. 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
3K
Medicare Part D claims · 454 beneficiaries · Endocrinology, Diabetes & Metabolism Physician avg: 3K
Generic prescribing
58%
generic claims · 42% brand-name · higher generic rates reduce patient out-of-pocket costs
Industry payments
$2.1K
110 payments · CMS Open Payments (Sunshine Act)

What the federal data shows

CHRISTOPHER HUDAK, MD filed 2,820 Medicare Part D claims in 2023 as a Endocrinology, Diabetes & Metabolism Physician in FLOWER MOUND, Texas, prescribing 58% generic.

3K
Part D claims, 2023
58%
generic prescribing
Likely
board-certified (heuristic)

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.

CHRISTOPHER HUDAK, MD's Medicare Part D volume vs every U.S. prescriber

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

2,820 Top 12% higher than 88% 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%). Below this entry. 1,000–1,200: 31,827 prescribers (2%). Below this entry. 1,200–1,400: 26,224 prescribers (2%). Below this entry. 1,400–1,600: 21,710 prescribers (2%). Below this entry. 1,600–1,800: 19,072 prescribers (1%). Below this entry. 1,800–2,000: 16,451 prescribers (1%). Below this entry. 2,000–2,200: 213,991 prescribers (16%). This entry sits in this band. 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

Board certification likely (heuristic — not verified)

CHRISTOPHER HUDAK, MD practices in an ABMS-board-eligible specialty and shows active CMS Medicare participation + 1 hospital affiliation — signals consistent with board-certified status. For verified board certification, see CertificationMatters.org (the official ABMS public lookup).

What does the federal data show about CHRISTOPHER HUDAK, MD?

Quality data not reported

NPI registry status

Active

Issued 05/08/2008

NPI 1831366954

Primary specialty

Endocrinology, Diabetes & Metabolism Physician

Mid-sized

7,852 US NPIs in this specialty

Medicare Part D claims

2,820 7% vs specialty avg

2023 prescription claims

Specialty avg: 2,639

Specialty distribution in Texas

How Endocrinology, Diabetes & Metabolism Physician compares to other specialties among Texas providers

Texas providers

Endocrinology, Diabetes & Metabolism Physician share within Texas

1. Endocrinology, Diabetes & Metabolism Physician42%2. Internal medicine21%3. Family medicine17%4. Surgical12%5. Pediatric8%
Endocrinology, Diabetes & Metabolism Physician share within Texas

Specialty board-certification context

Estimated specialty board-certified rate — Endocrinology, Diabetes & Metabolism Physician (ABMS / AOA reference)

Quality data not reported
Est. board-certified rate
78%
Endocrinology, Diabetes & Metabolism Physician ABMS/AOA estimate

Est. board-certified rate (Endocrinology, Diabetes & Metabolism Physician) — ABMS / AOA estimate

0%100%78%
Est. board-certified rate (Endocrinology, Diabetes & Metabolism Physician) — 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).

CHRISTOPHER HUDAK, MD appears in the CMS NPPES registry as a Endocrinology, Diabetes & Metabolism Physician provider holding MD credentials at 5401 LONG PRAIRIE RD STE 200, FLOWER MOUND, TX, 75028, with a listed phone of (940) 442-5209. NPI 1831366954 was issued on 05/08/2008. Because NPPES data is self-reported by the provider and refreshed monthly, the address, phone, and specialty reflect what HUDAK 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 2,820 prescription claims written by this provider, covering 454 Medicare beneficiaries and totaling roughly $1.6 million in drug spend, split 42% brand-name and 58% 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.

Endocrinology, Diabetes & Metabolism Physician is a mid-sized specialty nationwide, with 7,852 enrolled providers across 54 states and an average of 2,639 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

5401 LONG PRAIRIE RD STE 200
FLOWER MOUND, TX 75028

Provider Details

NPI 1831366954
Specialty Endocrinology, Diabetes & Metabolism Physician
Credentials MD
Gender Male
NPI Issued 05/08/2008

Hospital and facility affiliations

Facilities where CHRISTOPHER HUDAK, MD bills Medicare from. Star ratings (1-5) are CMS Hospital Compare's "Hospital overall rating" — a composite of mortality, readmission, patient experience, safety, timely care, and efficient use of medical imaging measures. Source: CMS Care Compare.

PREMIER INDEPENDENT PHYSICIANS GROUP INC
FLOWER MOUND, TX

Affiliations sourced from CMS Doctors and Clinicians National Downloadable File; hospital ratings from CMS Hospital General Information dataset (cross-referenced by facility name + state).

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 CHRISTOPHER HUDAK, MD. Source: openpaymentsdata.cms.gov.

Total received

$2.1K

Largest payer

Amgen 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 — Texas TMB 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 ~77K Texas medical licensees in 2023 — they are NOT specific to CHRISTOPHER HUDAK, MD. To verify CHRISTOPHER HUDAK, MD's current license status, search the TMB public license lookup directly, or check the Federation of State Medical Boards (FSMB) verification service.

344
Total board actions, Texas 2023
Across 334 cases
4.47
Actions per 1,000 licensees
Texas statewide rate
probation
Most common action type
94 cases

TMB 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 Texas disciplinary trends page. Cross-checked against FSMB U.S. Medical Regulatory Trends.

Brand vs generic prescribing mix · Above average

CHRISTOPHER HUDAK, MD — brand share 42.0%
Specialty average (est.)

42% brand-name claims vs 58% generic, on 2,820 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.

2,820
Total Claims
$1.6M
Total Drug Cost
454
Medicare Beneficiaries

Prescribing Breakdown

30-Day Fills
7,319
Total Day Supply
218,140
Brand vs Generic
42% brand / 58% generic
Brand Drug Cost
$1.5M
Generic Drug Cost
$45K

Patient Demographics

Average Patient Age
72.6 years
Avg HCC Risk Score
1.47
Gender Split
57% female / 43% male
Age Distribution
<65: 32, 65-74: 246, 75-84: 149, 85+: 27

Top Prescribed Drugs (Medicare Part D)

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

What CHRISTOPHER HUDAK, MD 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
Levothyroxine Sodium
369
Metformin Hcl
125
Pioglitazone Hcl
94
Synthroid
Levothyroxine Sodium
79
Ozempic
Semaglutide
76
Trulicity
Dulaglutide
70
Alendronate Sodium
64
Glipizide
57
Humalog Kwikpen U-100
Insulin Lispro
55
Liothyronine Sodium
55

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

Endocrinology, Diabetes & Metabolism Physician Overview

How CHRISTOPHER HUDAK, MD fits within the Endocrinology, Diabetes & Metabolism Physician landscape nationally.

7,852
Endocrinology, Diabetes & Metabolism Physician Providers in US
54
States with Endocrinology, Diabetes & Metabolism Physician
2,639
Avg Claims per Provider

CHRISTOPHER HUDAK, MD's 2,820 claims are above the specialty average of 2,639.

Nearby Endocrinology, Diabetes & Metabolism Physician Providers in Texas

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

Compare Endocrinology, Diabetes & Metabolism Physician nationally: see state-by-state distribution →

Frequently Asked Questions

What is CHRISTOPHER HUDAK, MD's specialty?
CHRISTOPHER HUDAK, MD specializes in Endocrinology, Diabetes & Metabolism Physician and practices in FLOWER MOUND, Texas. Credentials: MD.
How much does CHRISTOPHER HUDAK, MD prescribe under Medicare Part D?
In 2023, CHRISTOPHER HUDAK, MD wrote 2,820 Medicare Part D claims totaling $1.6M in drug costs for 454 beneficiaries.
Where is CHRISTOPHER HUDAK, MD located?
CHRISTOPHER HUDAK, MD is located at 5401 LONG PRAIRIE RD STE 200, FLOWER MOUND, TX, 75028. Phone: (940) 442-5209.
What is CHRISTOPHER HUDAK, MD's NPI number?
CHRISTOPHER HUDAK, MD's National Provider Identifier (NPI) is 1831366954, issued on 05/08/2008.
Does CHRISTOPHER HUDAK, MD prescribe more brand-name or generic drugs?
CHRISTOPHER HUDAK, MD's prescribing is 42% brand-name and 58% generic drugs by claim count, with $1.5M in brand drug costs.
How many Endocrinology, Diabetes & Metabolism Physician providers are there in the US?
There are 7,852 Endocrinology, Diabetes & Metabolism Physician providers across 54 states in the US. The average Endocrinology, Diabetes & Metabolism Physician provider writes 2,639 Medicare Part D claims per year.
What drugs does CHRISTOPHER HUDAK, MD prescribe most often?
Based on 2023 Medicare Part D data, CHRISTOPHER HUDAK, MD's most frequently prescribed drugs include Levothyroxine Sodium, Metformin Hcl, Pioglitazone Hcl. This reflects Medicare Part D prescriptions only and does not include commercial insurance or other payer types.
Does CHRISTOPHER HUDAK, MD accept Medicare?
CHRISTOPHER HUDAK, MD appears in CMS Medicare data with 2,820 Part D claims and 454 Medicare beneficiaries in 2023. Contact the provider's office directly to confirm current Medicare enrollment and accepted plans.
How can I verify CHRISTOPHER HUDAK, MD's credentials?
CHRISTOPHER HUDAK, MD's NPI is 1831366954 with credentials MD. 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