Doctor profile · Federal record

Dr. Mohammed Alshammary, MD

Internal Medicine Physician (CMS: Internal Medicine) · Internal Medicine Physician · El Cajon, CA

  • NPI 1194217539
  • Accepts Medicare
  • 24 yrs in practice
  • Licensed in 2 states
  • Male
  • Group practice
  • No sanctions

Practice & contact

Operates at 4 locations .

NPPES Updated May 11, 2026
Primary practice
250 E Chase Ave Ste 109
El Cajon, CA 920206305
(619) 499-5006
fax (844) 499-5006
Additional location
1111 W Chase Ave
El Cajon, CA 920205710
(619) 515-2499
Additional location
855 E Madison Ave
El Cajon, CA 920203819
(619) 440-2751
fax (360) 462-2746
Show 1 more location
Additional location
205 N East Ave
Jackson, MI 492011753
(517) 205-3964
fax (517) 205-7050

Credentials & registration

NPPES · NUCC
NPI registered
June 2018 — 8 yrs on file
Profile last updated
June 27, 2023
Year of graduation
2002 — 24 yrs since
Specialty taxonomy
207R00000X — NUCC code
State licenses (2)
California #A176049 · Michigan #4301502511

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1194217539. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
103
Distinct HCPCS
3
Medicare allowed
$14,086
HCPCS Description Services Patients Avg allowed
99214 Established patient office or other outpatient visit, 30-39 minutes 65 25 $136
99204 New patient office or other outpatient visit, 45-59 minutes 25 25 $175
99442 Telephone medical discussion with physician, 11-20 minutes 13 12 $68

In context: peer comparison

Among 9 peers in El Cajon Internal Medicine Physician, average services per provider: 424. This provider delivers 0.2× the peer median.

Open Payments

Industry payments received

CMS Open Payments
All-time total
$280
Transactions
13
Manufacturers
5
Payer (manufacturer) Industry Txns Amount
Lilly USA, LLC 7 $149.22
Xeris Pharmaceuticals, INC. 2 $46.41
AstraZeneca Pharmaceuticals Lp 2 $42.28
Novo Nordisk INC 1 $21.52
Amgen INC. 1 $20.45

By nature of payment

Food and Beverage
$280

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
3,177
Patients
699
Total drug cost
$265,091
Drug Type Claims Patients Total cost
Atorvastatin Calcium Generic 482 101 $7,492
Metformin Hcl Generic 306 71 $3,447
Lisinopril Generic 302 73 $4,015
Amlodipine Besylate Generic 271 61 $3,097
Diclofenac Sodium Generic 247 62 $7,127
Gabapentin Generic 247 44 $7,386
Losartan Potassium Generic 244 53 $3,562
Omeprazole Generic 183 36 $2,492
Simvastatin Generic 159 39 $2,051
Jardiance (Empagliflozin) Brand 154 31 $124,178

Hospital affiliations

CMS Hospital Compare

Frequently asked questions

Auto-generated from federal data
What is Dr. Mohammed Alshammary's medical specialty?
Dr. Mohammed Alshammary practices Internal Medicine Physician in El Cajon, CA.
Where does Dr. Mohammed Alshammary practice?
Dr. Mohammed Alshammary practices at 250 E Chase Ave Ste 109, El Cajon, CA 920206305. Office phone: 6194995006.
What is Dr. Mohammed Alshammary's NPI?
Dr. Mohammed Alshammary's National Provider Identifier (NPI) is 1194217539, issued by NPPES.
Does Dr. Mohammed Alshammary accept Medicare assignment?
Yes. Dr. Mohammed Alshammary accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Mohammed Alshammary commonly perform?
Top Medicare-reported procedures in 2023: Established patient office or other outpatient visit (HCPCS 99214); New patient office or other outpatient visit (HCPCS 99204); Telephone medical discussion with physician (HCPCS 99442). Source: CMS Medicare Physician & Other Practitioners file.