Dr. Mohammed Fazil Siddiqi, MD

  • Lompoc, CA
  • Internist
NPI1003933094PAC ID8820152861
Medicare services, 2024
919
Medicare patients, 2024
426
Part D claims, 2024
211
Hospital affiliations
5
Industry payments
$262
Practice address
1515 E Ocean Avenue, Lompoc, CA 93436
Practice phone
Call (805) 737-3300
Professional email
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Personal email
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Mobile number
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Social profiles

Primary practice

Lompoc Valley Medical Center

Hospital · Lompoc, California

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Dr. Mohammed Fazil Siddiqi is an internist in Lompoc, California

Dr. Siddiqi practices at Lompoc Valley Medical Center in Lompoc, California, part of Lompoc Valley Medical Center.

Dr. Siddiqi's NPI, 1003933094, was assigned on March 23, 2007. Dr. Siddiqi graduated from Zagazig University Faculty of Medicine in 1999. Dr. Siddiqi's California license number on file is A102250.

NPI and contact details
Medicare PAC ID
8820152861
NPI enumeration date
March 23, 2007
NPI status
Active
Accepts Medicare assignment
Yes
Practice phone
(805) 737-3300
Professional email
Get email
Personal email
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Mobile number
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Sex
Male
Estimated age
53
Medical school graduation
1999

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

Dr. Mohammed Fazil Siddiqi practices at 2 locations in Lompoc, California

Dr. Siddiqi's primary practice is Lompoc Valley Medical Center, at 1515 E Ocean Avenue, Lompoc, CA 93436 in Santa Barbara County. The practice phone is (805) 737-3300. Dr. Siddiqi also practices at Lompoc Valley Medical Center, 1509 Ocean Way, Lompoc, CA 93436.

  • Lompoc Valley Medical CenterPrimary
    1515 E Ocean Avenue, Lompoc, CA 93436 · Santa Barbara CountyPhone(805) 737-3300
  • Lompoc Valley Medical Center
    1509 Ocean Way, Lompoc, CA 93436 · Santa Barbara CountyPhone(805) 737-3300

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

Dr. Mohammed Fazil Siddiqi is affiliated with 6 sites of care and 7 medical groups

Dr. Siddiqi's primary practice is Lompoc Valley Medical Center in Lompoc, California, part of Lompoc Valley Medical Center. Dr. Siddiqi is also affiliated with Sutter Medical Center, Sacramento. The medical group on file is ApolloMD. Dmand AI also links Dr. Siddiqi to 3 more hospitals, 6 medical groups and 1 home health agency, each named with a free account.

See all 13 affiliations for Dr. Siddiqi

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

Dmand AI tracks the EHR system at Dr. Mohammed Fazil Siddiqi's practice

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

EHR by site
SiteEHR vendor and product
Lompoc Valley Medical CenterAvailable with a free account
+5 more sites and 6 medical groupsAvailable with a free account

Source: Dmand AI Technology Install Data

For health IT teams

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Dmand AI maps EHR vendors, IT decision makers and buying committees across Lompoc Valley Medical Center and 6.2K+ hospitals, with verified contacts in the same login.

Dr. Mohammed Fazil Siddiqi is one of 16,751 internists in California

Internal medicine is Dr. Siddiqi's primary specialty in the NPI Registry, under taxonomy code 207R00000X. Dr. Siddiqi is board certified in internal medicine by the American Board of Internal Medicine. Dmand AI has Dr. Siddiqi's licenses on file in 2 states: California and Pennsylvania.

Specialties and state licenses

  • Internal medicine, CaliforniaPrimaryLicense A102250 · 2007 to 2025 · taxonomy 207R00000X
  • Pennsylvania license2004 to 2008

Clinical focus

Dmand AI lists acute respiratory failure, cardiac arrhythmia, cellulitis, collapsed lung, congestive heart failure, dementia, gastrointestinal bleeding and gastrointestinal inflammation among the conditions Dr. Siddiqi treats.

Internists near Dr. Siddiqi

Counts of internists 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. Mohammed Fazil Siddiqi billed Medicare for 919 services in 2024

CMS data shows 919 Medicare services from Dr. Siddiqi across 5 procedure codes in 2024, for 426 Medicare patients. Medicare paid $86,688 for them. Every service was in a facility, such as a hospital, rather than an office.

Medicare services, 2024919
Medicare patients426
Paid by Medicare$86,688
Procedure codes5

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

  • 2023
  • 2024
Office and hospital visits
2023: 1,0612024: 91913%

Dr. Siddiqi compared with the California median for internists, 2024

  • Dr. Siddiqi
  • California median
Medicare services
919vs 3612.5 times
Medicare patients
426vs 1512.8 times
Part D claims
25vs 42194% below

Medians across 15,815 internists in California with Dmand AI profiles that report each measure.

Dr. Siddiqi'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. Siddiqi

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

Dr. Mohammed Fazil Siddiqi treated 426 Medicare patients in 2024, average age 78

CMS counts 426 Medicare patients who saw Dr. Siddiqi in 2024. The largest group is 75 to 84, with 164 patients. 75% of them have high blood pressure, and 75% have high cholesterol. 30% 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. Siddiqi's median patient age at 65, with 49% women.

Medicare patients, 2024426
Average age78
Average risk score2.08
Also on Medicaid30%

Dr. Siddiqi's Medicare patients by age, 2024

Dr. Siddiqi's Medicare patients by sex, 2024

  • Women23154%
  • Men19546%

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

  1. High blood pressure75%
  2. High cholesterol75%
  3. Arthritis58%
  4. Ischemic heart disease53%
  5. Chronic kidney disease52%
  6. Heart failure47%
  7. Atrial fibrillation43%
  8. Diabetes41%

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

Dr. Siddiqi's patients across all payers

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

Patient panel by age, all payers

Median age 65

Patient panel by sex, all payers

  • Women49%
  • Men51%

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

Dr. Mohammed Fazil Siddiqi wrote 211 Medicare Part D claims in 2024

In 2024, Dr. Siddiqi wrote 211 Medicare Part D claims for 95 patients. 77% of them were for generic drugs. CMS names the drug for 25 of them, across 2 drugs with 11 or more claims each, at $760 in total drug cost. In 2023, CMS named 40 claims across 3 drugs.

Part D claims, 2024211
Drugs named by CMS2
Total drug cost$760
Part D patients95

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

  • Generic163 claims77%
  • Brand-name36 claims17%
  • Other12 claims6%

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

  • Opioids6%13 of 211 claims
  • Antibiotics15%32 of 211 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: 402024: 2538%

Drugs named by CMS: 2 in 2024, 3 in 2023.

See all prescribing by Dr. Siddiqi

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

How Dr. Mohammed Fazil Siddiqi takes part in Medicare

Dr. Siddiqi accepts Medicare assignment, so Medicare's approved amount is taken as full payment.

Accepts Medicare assignment
Yes

Source: Doctors and Clinicians National Downloadable File (CMS)

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Dr. Mohammed Fazil Siddiqi received $262 in industry payments from 2019 to 2024

CMS Open Payments shows 5 general payments to Dr. Siddiqi from 3 drug and device companies from 2019 to 2024. Food and beverage make up the largest share, 100% of the total. Abbvie Inc. paid the most, $167.

General payments to Dr. Siddiqi by program year, 2019 to 2024

Companies that paid Dr. Siddiqi the most, 2019 to 2024

Share is of all general payments to this clinician.

See all payments to Dr. Siddiqi

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

Dr. Mohammed Fazil Siddiqi graduated from Zagazig University Faculty of Medicine

Dr. Siddiqi graduated from Zagazig University Faculty of Medicine in 1999.

  1. Medical schoolZagazig University Faculty of Medicine
  2. Board certified in internal medicineAmerican Board of Internal Medicine

Source: Dmand AI Professional Profile Data

Dr. Mohammed Fazil Siddiqi accepts plans from 14 insurance carriers

Dr. Siddiqi is in network with 14 carriers, including Blue Cross Blue Shield of Michigan, United Healthcare and Elevance. PPO plans come from the most carriers, 9. Check the plan with the practice before a visit.

  • Blue Cross Blue Shield of Michigan
  • United Healthcare
  • Elevance
  • HCSC
  • Aetna
  • Blue Cross Blue Shield of Massachusetts
  • Regence Health Plans
  • Alliant Health Plans
  • +6 more carriersWith a free account

Plan types Dr. Siddiqi accepts, by number of carriers

  1. PPO9
  2. HMO6
  3. Medicare6
  4. EPO3
  5. POS2
  6. Medicaid1

Source: Dmand AI Insurance Network Data

Sources for Dr. Mohammed Fazil Siddiqi'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 Affiliation DataDmand AI Practice 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)
Industry paymentsOpen Payments (CMS) (opens in a new tab)
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. Mohammed Fazil Siddiqi

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. Mohammed Fazil Siddiqi's NPI number?

Dr. Mohammed Fazil Siddiqi's NPI number is 1003933094. It was assigned on March 23, 2007, and it is active in the NPI Registry.

What kind of doctor is Dr. Mohammed Fazil Siddiqi?

Dr. Mohammed Fazil Siddiqi is an internist in Lompoc, California. The primary specialty in the NPI Registry is Internal Medicine Physician (taxonomy code 207R00000X).

Where does Dr. Mohammed Fazil Siddiqi practice?

Dr. Siddiqi practices at 1515 E Ocean Avenue, Lompoc, CA 93436. Dr. Siddiqi also practices at 1509 Ocean Way, Lompoc, CA 93436. Dr. Siddiqi's primary practice is Lompoc Valley Medical Center in Lompoc, California, part of Lompoc Valley Medical Center. Dmand AI also links Dr. Siddiqi to 3 hospitals, 6 medical groups and 1 home health agency.

What is Dr. Mohammed Fazil Siddiqi's office phone number?

The practice phone on file for Dr. Siddiqi is (805) 737-3300.

What is Dr. Mohammed Fazil Siddiqi's medical license number?

Dr. Siddiqi's California license number on file is A102250, one of the licenses on file in 2 states.

Which states has Dr. Mohammed Fazil Siddiqi been licensed in?

Dmand AI has state licenses on file for Dr. Siddiqi in California (2007 to 2025) and Pennsylvania (2004 to 2008).

Which hospitals is Dr. Mohammed Fazil Siddiqi affiliated with?

Dr. Siddiqi practices at Lompoc Valley Medical Center in Lompoc, California. Dr. Siddiqi is also affiliated with Sutter Medical Center, Sacramento. Dmand AI links Dr. Siddiqi to 3 more hospitals.

What medical group is Dr. Mohammed Fazil Siddiqi part of?

Dr. Siddiqi is linked to ApolloMD. Dmand AI links Dr. Siddiqi to 6 more medical groups.

Does Dr. Mohammed Fazil Siddiqi accept Medicare?

Yes. CMS data shows Dr. Siddiqi billed Medicare for 919 services in 2024, and Dr. Siddiqi accepts Medicare assignment.

How many Medicare patients does Dr. Mohammed Fazil Siddiqi see?

CMS counts 426 Medicare patients who saw Dr. Siddiqi in 2024, with an average age of 78.

Show 7 more questionsShow fewer questions

Is Dr. Mohammed Fazil Siddiqi board certified?

Yes. Dr. Siddiqi is board certified in internal medicine by the American Board of Internal Medicine.

What services does Dr. Mohammed Fazil Siddiqi bill to Medicare?

In 2024, Dr. Siddiqi's most billed Medicare services were hospital inpatient care (99233), hospital inpatient care (99223) and hospital inpatient care (99239).

Where did Dr. Mohammed Fazil Siddiqi go to medical school?

Dr. Siddiqi graduated from Zagazig University Faculty of Medicine in 1999.

What drugs does Dr. Mohammed Fazil Siddiqi prescribe most?

In 2024 Medicare Part D data, Dr. Siddiqi's most prescribed drugs by claims were Metoprolol Tartrate and Phenobarbital.

Has Dr. Mohammed Fazil Siddiqi received payments from drug or device companies?

CMS Open Payments shows $262 in general payments to Dr. Siddiqi from 3 companies from 2019 to 2024. The largest total came from Abbvie Inc.

How long has Dr. Mohammed Fazil Siddiqi been practicing?

Dr. Siddiqi graduated from medical school in 1999, 27 years ago.

What insurance does Dr. Mohammed Fazil Siddiqi accept?

Dr. Siddiqi is in network with 14 carriers, including Blue Cross Blue Shield of Michigan, United Healthcare and Elevance. PPO plans come from the most carriers, 9. Check the plan with the practice before a visit.

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