Dr. Niren Angle, MD

  • Danville, CA
  • Vascular surgeon
NPI1720045412PAC ID6406995919
Medicare services, 2024
2,202
Medicare patients, 2024
814
Part D claims, 2024
140
Publications
30
Clinical trials
1
Practice address
1320 El Capitan Dr, Danville, CA 94526
Practice phone
Call (925) 866-9300
Professional email
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Personal email
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Mobile number
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Social profiles

Primary practice

Crow Canyon Surgery Center, Inc.

Danville, California

See all 10 affiliations

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Dr. Niren Angle is a vascular surgeon in Danville, California

Dr. Angle practices at Crow Canyon Surgery Center, Inc. in Danville, California.

Dr. Angle's NPI, 1720045412, was assigned on April 27, 2006. Dr. Angle graduated from Loyola University Chicago Stritch School of Medicine in 1992. Dr. Angle holds California license G78968.

NPI and contact details
Medicare PAC ID
6406995919
NPI enumeration date
April 27, 2006
NPI status
Active
Accepts Medicare assignment
Yes
Practice phone
(925) 866-9300
Professional email
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Personal email
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Mobile number
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Sex
Male
Estimated age
60
Medical school graduation
1992

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

Dr. Niren Angle practices at Crow Canyon Surgery Center, Inc. in Danville, California

Dr. Angle's primary practice is Crow Canyon Surgery Center, Inc., at 1320 El Capitan Dr, Danville, CA 94526 in Contra Costa County. The practice phone is (925) 866-9300.

  • Crow Canyon Surgery Center, Inc.
    1320 El Capitan Dr, Danville, CA 94526 · Contra Costa CountyPhone(925) 866-9300

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

Dr. Niren Angle is affiliated with 7 sites of care and 3 medical groups

Dr. Angle's primary practice is Crow Canyon Surgery Center, Inc. in Danville, California. Dr. Angle is also affiliated with John Muir Medical Center, Walnut Creek. The medical group on file is John Muir Health. Dmand AI also links Dr. Angle to 3 more hospitals, 2 group practices and clinics and 2 medical groups, each named with a free account.

See all 10 affiliations for Dr. Angle

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

Dmand AI tracks the EHR system at Dr. Niren Angle's practice

Dmand AI tracks the electronic health record (EHR) system at each site where Dr. Angle practices, 6 sites in all. Vendor and product names are available with a free account.

EHR by site
SiteEHR vendor and product
Crow Canyon Surgery Center, Inc.Available with a free account
+6 more sites and 2 medical groupsAvailable with a free account

Source: Dmand AI Technology Install Data

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Dr. Niren Angle is one of 532 vascular surgeons in California

Vascular surgery is Dr. Angle's primary specialty in the NPI Registry, under taxonomy code 2086S0129X. Dr. Angle is board certified in vascular surgery by the American Board of Surgery. Dr. Angle is licensed in California.

Specialties and state licenses

  • Vascular surgery, CaliforniaPrimaryLicense G78968 · 1994 to 2026 · taxonomy 2086S0129X

Clinical focus

Dmand AI lists aortic atherosclerois, arterial blot clot /embolism, carotid revascularization, chronic skin ulcer, deep vein thrombosis (DVT), heart device and aorta surgery, leg revascularization and lymphedema among the conditions Dr. Angle treats.

Vascular surgeons near Dr. Angle

Counts of vascular surgeons with a Dmand AI profile, by place and practice. Each opens the list.

532vascular surgeons in California
2vascular surgeons in Danville

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

Dr. Niren Angle billed Medicare for 2,202 services in 2024

CMS data shows 2,202 Medicare services from Dr. Angle across 23 procedure codes in 2024, for 814 Medicare patients. Medicare paid $223,560 for them.

Medicare services, 20242,202
Medicare patients814
Paid by Medicare$223,560
Procedure codes23

Dr. Angle's Medicare services by type, 2023 to 2024

  • 2023
  • 2024
Tests and treatments
2023: 1,3412024: 1,03023%
Other services
2023: 1,5942024: 77651%
Office and hospital visits
2023: 2932024: 2775%
Imaging
2023: 382024: 90137%
Surgery
2023: 122024: 29142%
Drugs given in the office
2023: 2092024: 0100%
Lab and pathology
2023: 272024: 0100%

Where Dr. Angle's Medicare services took place, 2024

  • In an office2,02392%
  • In a facility1798%

Dr. Angle compared with the California median for vascular surgeons, 2024

  • Dr. Angle
  • California median
Medicare services
2,202vs 6093.6 times
Medicare patients
814vs 2723.0 times
Part D claims
84vs 5553% above

Medians across 499 vascular surgeons in California with Dmand AI profiles that report each measure.

Dr. Angle's most billed Medicare procedure codes, 2024

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. Angle

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

Dr. Niren Angle treated 814 Medicare patients in 2024, average age 76

CMS counts 814 Medicare patients who saw Dr. Angle in 2024. The largest group is 75 to 84, with 341 patients. 75% of them have high blood pressure, and 75% have high cholesterol. 25% are also on Medicaid. Their average risk score is 2.08, 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. Angle's median patient age at 73, with 42% women.

Medicare patients, 2024814
Average age76
Average risk score2.08
Also on Medicaid25%

Dr. Angle's Medicare patients by age, 2024

Dr. Angle's Medicare patients by sex, 2024

  • Women35443%
  • Men46057%

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

  1. High blood pressure75%
  2. High cholesterol75%
  3. Ischemic heart disease46%
  4. Arthritis45%
  5. Diabetes43%
  6. Chronic kidney disease41%
  7. Atrial fibrillation29%
  8. Heart failure27%

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

Dr. Angle's patients across all payers

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

Patient panel by age, all payers

Median age 73

Patient panel by sex, all payers

  • Women42%
  • Men56%

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

Dr. Niren Angle wrote 140 Medicare Part D claims in 2024

In 2024, Dr. Angle wrote 140 Medicare Part D claims for 52 patients. 77% of them were for generic drugs. CMS names the drug for 84 of them, across 2 drugs with 11 or more claims each, at $30,497 in total drug cost. In 2023, CMS named 88 claims across 2 drugs.

Part D claims, 2024140
Drugs named by CMS2
Total drug cost$30,497
Part D patients52

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

  • Generic108 claims77%
  • Brand-name32 claims23%

Dr. Angle'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. Angle's Part D claims, 2024

  • Opioids11%16 of 140 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: 882024: 845%

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

See all prescribing by Dr. Angle

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. Niren Angle scored 100 out of 100 in Medicare's MIPS program for 2024

CMS publishes a Merit-based Incentive Payment System (MIPS) score of 100 out of 100 for Dr. Angle for performance year 2024, reported as part of a group. Dr. Angle accepts Medicare assignment, so Medicare's approved amount is taken as full payment. CMS counts 75 procedures of leg revascularization (restoring blood flow) by Dr. Angle, more than 97% of the clinicians it reports for that procedure.

Accepts Medicare assignment
Yes

Dr. Angle's MIPS scores, performance year 2024

  • 100of 100Final score
  • 95.1of 100Quality
  • 100of 100Promoting Interoperability
  • 40of 100Improvement Activities
  • 79of 100Cost

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

Where Dr. Angle ranks in Medicare procedure volume

Leg revascularization (restoring blood flow)
97th percentile75 procedures
Varicose vein removal
65th percentile31 procedures

CMS ranks each clinician against every clinician it reports for the same procedure category.

Spinal fusion: 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)

For MedTech and pharma teams

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Dr. Niren Angle has 30 publications on record

Dmand AI links 30 papers to Dr. Angle, published from 2005 to 2022. 2008 was the busiest year, with 4. The most frequent topics are Vascular Surgical Procedures, Angioplasty, Balloon and Arteriovenous Shunt, Surgical. Dr. Angle has published most often in Ann Vasc Surg. Dr. Angle's most frequent co-authors are Joshua Isaac Greenberg, MD, Ankur Chandra, MD and Raul S. Coimbra, MD, PhD.

Papers30
Years published2005 to 2022

Dr. Angle's papers by year, 2005 to 2022

Topics Dr. Angle writes about most

  • Vascular Surgical Procedures
  • Angioplasty, Balloon
  • Arteriovenous Shunt, Surgical
  • Endarterectomy, Carotid
  • Ischemia
  • Renal Dialysis
  • Stents
  • Vascular Endothelial Growth Factor A

Dr. Angle's most frequent co-authors

Recent publications by Dr. Angle

See all 30 publications and co-authors

See who Dr. Angle researches with

Physician Network Discovery turns co-authorship, shared hospitals and shared groups into a map of who Dr. Angle works with, so you can find a warm path to the right vascular surgeons.

How network discovery works

Sources: PubMed (National Library of Medicine); and Dmand AI Research Linkage

Dr. Niren Angle has worked on 1 clinical trial

Dmand AI links Dr. Angle to 1 clinical trial. Conditions studied include Intermittent Claudication and Thrombosis.

Conditions in Dr. Angle's trials

  • Intermittent Claudication
  • Thrombosis

Investigators on the most trials with Dr. Angle

Recent clinical trials with Dr. Angle

Sources: Dmand AI Research Linkage; and ClinicalTrials.gov (National Library of Medicine)

Dr. Niren Angle received $43,956 in industry payments from 2016 to 2025

CMS Open Payments shows 229 general payments to Dr. Angle from 31 drug and device companies from 2016 to 2025. Consulting fees make up the largest share, 74% of the total. Abbott Laboratories paid the most, $34,378.

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

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

$44Kin total
  • Consulting fees$32,66374%
  • Food and beverage$6,21214%
  • Travel and lodging$2,7696%
  • Speaker and faculty fees$2,3005%
  • Education$130%

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

Share is of all general payments to this clinician.

See all payments to Dr. Angle

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

Dr. Niren Angle has 3 awards and honors on record

Dmand AI lists 3 awards for Dr. Angle, most recently CMS Stage 1 EHR in 2013.

Awards and honors for Dr. Angle

  1. 2013
    • CMS Stage 1 EHR
  2. Undated
    • ACS Fellow
    • Distinguished Fellow, Society for Vascular Surgery

Source: Dmand AI Professional Profile Data

Dr. Niren Angle graduated from Loyola University Chicago Stritch School of Medicine

Dr. Angle graduated from Loyola University Chicago Stritch School of Medicine in 1992. Dr. Angle is a member of ACS and SVS.

  1. Medical schoolLoyola University Chicago Stritch School of Medicine
  2. Board certified in vascular surgeryAmerican Board of Surgery

Source: Dmand AI Professional Profile Data

Dr. Niren Angle accepts plans from 15 insurance carriers

Dr. Angle is in network with 15 carriers, including Aetna, Blue Cross Blue Shield of Michigan and Elevance. PPO plans come from the most carriers, 10. Check the plan with the practice before a visit.

  • Aetna
  • Blue Cross Blue Shield of Michigan
  • Elevance
  • United Healthcare
  • Blue Cross Blue Shield of Massachusetts
  • HCSC
  • Humana
  • Regence Health Plans
  • +7 more carriersWith a free account

Plan types Dr. Angle accepts, by number of carriers

  1. PPO10
  2. Medicare9
  3. HMO5
  4. EPO4
  5. POS4

Source: Dmand AI Insurance Network Data

Sources for Dr. Niren Angle'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 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)
Publications, topics and co-authorsPubMed (National Library of Medicine) (opens in a new tab)Dmand AI Research Linkage
Clinical trials and co-investigatorsDmand AI Research LinkageClinicalTrials.gov (National Library of Medicine) (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. Niren Angle

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. Niren Angle's NPI number?

Dr. Niren Angle's NPI number is 1720045412. It was assigned on April 27, 2006, and it is active in the NPI Registry.

What kind of doctor is Dr. Niren Angle?

Dr. Niren Angle is a vascular surgeon in Danville, California. The primary specialty in the NPI Registry is Vascular Surgery Physician (taxonomy code 2086S0129X).

Where does Dr. Niren Angle practice?

Dr. Angle practices at 1320 El Capitan Dr, Danville, CA 94526. Dr. Angle's primary practice is Crow Canyon Surgery Center, Inc. in Danville, California. Dmand AI also links Dr. Angle to 3 hospitals, 2 group practices and clinics and 2 medical groups.

What is Dr. Niren Angle's office phone number?

The practice phone on file for Dr. Angle is (925) 866-9300.

What is Dr. Niren Angle's medical license number?

Dr. Angle holds California license G78968.

Which hospitals is Dr. Niren Angle affiliated with?

Dr. Angle is affiliated with John Muir Medical Center, Walnut Creek. Dmand AI links Dr. Angle to 3 more hospitals.

What medical group is Dr. Niren Angle part of?

Dr. Angle is linked to John Muir Health. Dmand AI links Dr. Angle to 2 more medical groups.

Does Dr. Niren Angle accept Medicare?

Yes. CMS data shows Dr. Angle billed Medicare for 2,202 services in 2024, and Dr. Angle accepts Medicare assignment.

What is Dr. Niren Angle's MIPS score?

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

How many Medicare patients does Dr. Niren Angle see?

CMS counts 814 Medicare patients who saw Dr. Angle in 2024, with an average age of 76.

Show 9 more questionsShow fewer questions

Is Dr. Niren Angle board certified?

Yes. Dr. Angle is board certified in vascular surgery by the American Board of Surgery.

What services does Dr. Niren Angle bill to Medicare?

In 2024, Dr. Angle's most billed Medicare services were medicare temporary code (Q9967), blood vessel study (93880) and blood vessel study (93925).

Where did Dr. Niren Angle go to medical school?

Dr. Angle graduated from Loyola University Chicago Stritch School of Medicine in 1992.

What drugs does Dr. Niren Angle prescribe most?

In 2024 Medicare Part D data, Dr. Angle's most prescribed drugs by claims were Clopidogrel and Eliquis.

Has Dr. Niren Angle received payments from drug or device companies?

CMS Open Payments shows $43,956 in general payments to Dr. Angle from 31 companies from 2016 to 2025. The largest total came from Abbott Laboratories.

How long has Dr. Niren Angle been practicing?

Dr. Angle graduated from medical school in 1992, 34 years ago.

Does Dr. Niren Angle do research?

Dmand AI links 30 publications to Dr. Angle, published from 2005 to 2022. Dr. Angle has worked on 1 clinical trial.

Who does Dr. Niren Angle publish with?

Dr. Angle's most frequent co-authors are Joshua Isaac Greenberg, MD (8 shared papers), Ankur Chandra, MD (7 shared papers) and Raul S. Coimbra, MD, PhD (4 shared papers).

What insurance does Dr. Niren Angle accept?

Dr. Angle is in network with 15 carriers, including Aetna, Blue Cross Blue Shield of Michigan and Elevance. PPO plans come from the most carriers, 10. Check the plan with the practice before a visit.

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