2026 NPPES data Surgery Physician NPI 1164407995 MD
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RICHENDA HERREN, MD

Surgery Physician in MCALESTER, Oklahoma. 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
79
Medicare Part D claims · 51 beneficiaries · Surgery Physician avg: 169
MIPS score
79.393/100
▼ 4 pts below national avg 83.1 · [object Object]
What the federal data reveals: RICHENDA HERREN, MD is a Surgery Physician ([object Object]) practicing in MCALESTER, Oklahoma with a Medicare Part D prescribing footprint of 79 claims across 51 beneficiaries . Their CMS MIPS Final Score of 79.393/100 (national average: 83.1) reflects performance across Quality, Cost, Interoperability, and Improvement Activities .

What stands out: RICHENDA HERREN, MD reported a CMS MIPS final score of 79.393 out of 100, below the 83.1 national average, and filed 79 Medicare Part D claims in 2023. Every figure on this page comes straight from federal CMS records, with no proprietary rating applied.

Board certification likely (heuristic — not verified)

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

RICHENDA HERREN, MD at a glance

Near national average

NPI registry status

Active

Issued 12/14/2005

NPI 1164407995

Primary specialty

Surgery Physician

Mid-sized

36,191 US NPIs in this specialty

Medicare Part D claims

79 53% vs specialty avg

2023 prescription claims

Specialty avg: 169

MIPS final score

79.393/100 3.7069999999999936% pts

Above neutral band

vs 83.1 national avg

Specialty distribution in Oklahoma

How Surgery Physician compares to other specialties among Oklahoma providers

Oklahoma providers

Surgery Physician share within Oklahoma

1. Surgery Physician42%2. Internal medicine21%3. Family medicine17%4. Surgical12%5. Pediatric8%
Surgery Physician share within Oklahoma

Medicare quality performance — MIPS

RICHENDA HERREN, MD's 2023 MIPS final score plotted against the Surgery Physician national average

Near national average
MIPS Final Score
79.393/100
vs 83.1 national avg · 2023 performance year

MIPS final score (Surgery Physician) — 79.393/100 vs national avg 83.1

0%100%National avg83%79.4%
MIPS final score (Surgery Physician) — 79.393/100 vs national avg 83.1

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).

RICHENDA HERREN, MD is a Surgery Physician provider practicing in MCALESTER, Oklahoma, according to the CMS National Plan and Provider Enumeration System (NPPES). Credentials: MD. NPI: 1164407995. This profile includes practice location, specialty classification, and organizational affiliations from the CMS provider registry. Provider information is self-reported to CMS and updated monthly.

RICHENDA HERREN, MD appears in the CMS NPPES registry as a Surgery Physician provider holding MD credentials at 2 E CLARK BASS BLVD, MCALESTER, OK, 74501, with a listed phone of (918) 421-6846. NPI 1164407995 was issued on 12/14/2005. Because NPPES data is self-reported by the provider and refreshed monthly, the address, phone, and specialty reflect what HERREN 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 79 prescription claims written by this provider, covering 51 Medicare beneficiaries and totaling roughly $810 in drug spend, with an opioid prescribing rate of 57.0%. 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. On the CMS Merit-based Incentive Payment System, this provider earned a Final Score of 79.393/100 for the 2023 performance year (Quality 77.7697, Cost 54.3735), compared with the national average of 83.1.

Surgery Physician is a mid-sized specialty nationwide, with 36,191 enrolled providers across 56 states and an average of 169 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

2 E CLARK BASS BLVD
MCALESTER, OK 74501

Provider Details

NPI 1164407995
Specialty Surgery Physician
Credentials MD
Gender Female
NPI Issued 12/14/2005

CMS Quality Score (MIPS)

Merit-based Incentive Payment System (MIPS) scores from CMS, 2023 performance year.

79.393
Final Score
Avg: 83.1
77.7697
Quality
54.3735
Cost
99
Promoting Interoperability

Reporting: Group practice

Hospital and facility affiliations

Facilities where RICHENDA HERREN, 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.

WARREN CLINIC INC
MUSKOGEE, OK

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

Medicare Part D Prescribing Data

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

79
Total Claims
$810
Total Drug Cost
51
Medicare Beneficiaries

Prescribing Breakdown

30-Day Fills
81
Total Day Supply
706
Generic Drug Cost
$806
Opioid Claims
45 (57.0% rate)

Patient Demographics

Average Patient Age
69.7 years
Avg HCC Risk Score
1.85
Gender Split
61% female / 39% male

Top Prescribed Drugs (Medicare Part D)

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

Drug Claims
Hydrocodone-Acetaminophen
Hydrocodone/Acetaminophen
30
Ondansetron Hcl
12

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

Surgery Physician Overview

How RICHENDA HERREN, MD fits within the Surgery Physician landscape nationally.

36,191
Surgery Physician Providers in US
56
States with Surgery Physician
169
Avg Claims per Provider

RICHENDA HERREN, MD's 79 claims are below the specialty average of 169.

Nearby Surgery Physician Providers in Oklahoma

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

Compare Surgery Physician nationally: see state-by-state distribution →

Frequently Asked Questions

What is RICHENDA HERREN, MD's specialty?
RICHENDA HERREN, MD specializes in Surgery Physician and practices in MCALESTER, Oklahoma. Credentials: MD.
How much does RICHENDA HERREN, MD prescribe under Medicare Part D?
In 2023, RICHENDA HERREN, MD wrote 79 Medicare Part D claims totaling $810 in drug costs for 51 beneficiaries.
What is RICHENDA HERREN, MD's Medicare quality score?
RICHENDA HERREN, MD has a CMS MIPS Final Score of 79.393/100 (Quality: 77.7697, Cost: 54.3735). The national average MIPS Final Score is 83.1. Source: CMS Merit-based Incentive Payment System (MIPS) 2023.
Where is RICHENDA HERREN, MD located?
RICHENDA HERREN, MD is located at 2 E CLARK BASS BLVD, MCALESTER, OK, 74501. Phone: (918) 421-6846.
What is RICHENDA HERREN, MD's NPI number?
RICHENDA HERREN, MD's National Provider Identifier (NPI) is 1164407995, issued on 12/14/2005.
Does RICHENDA HERREN, MD prescribe opioids?
Yes, RICHENDA HERREN, MD had 45 opioid claims in 2023 with an opioid prescribing rate of 57.0%.
How many Surgery Physician providers are there in the US?
There are 36,191 Surgery Physician providers across 56 states in the US. The average Surgery Physician provider writes 169 Medicare Part D claims per year.
What drugs does RICHENDA HERREN, MD prescribe most often?
Based on 2023 Medicare Part D data, RICHENDA HERREN, MD's most frequently prescribed drugs include Hydrocodone-Acetaminophen, Ondansetron Hcl. This reflects Medicare Part D prescriptions only and does not include commercial insurance or other payer types.
Does RICHENDA HERREN, MD accept Medicare?
RICHENDA HERREN, MD appears in CMS Medicare data with 79 Part D claims and 51 Medicare beneficiaries in 2023. Contact the provider's office directly to confirm current Medicare enrollment and accepted plans.
How can I verify RICHENDA HERREN, MD's credentials?
RICHENDA HERREN, MD's NPI is 1164407995 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.
Quality Performance
CMS Merit-based Incentive Payment System (MIPS) — 2023 performance year.
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