Doctor profile · Federal record

Dr. Jon Portnoff, M.D.

Cardiovascular Disease Physician (CMS: Cardiovascular Disease (Cardiology)) · Interventional Cardiology Physician · Ukiah, CA

  • NPI 1609874445
  • Accepts Medicare
  • MIPS 82.0 / 100 · 2023
  • 42 yrs in practice
  • Male
  • Group practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
260 Hospital Dr, Suite 207
Ukiah, CA 954824533
(707) 463-2400
fax (707) 463-3520
Mailing address
Po Box 2739
Ukiah, CA 954822739

Credentials & registration

NPPES · NUCC
NPI registered
July 2005 — 21 yrs on file
Profile last updated
October 25, 2012
Year of graduation
1984 — 42 yrs since
Specialty taxonomy
207RC0000X — NUCC code
State license (1)
California #A43219
Medicaid
CA #00A432190

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1609874445. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
2,797
Distinct HCPCS
10
Medicare allowed
$197,345
HCPCS Description Services Patients Avg allowed
93010 Routine electrocardiogram (ecg) using at least 12 leads with interpretation and report only 816 535 $8
99214 Established patient office or other outpatient visit, 30-39 minutes 636 394 $97
99215 Established patient office or other outpatient visit, 40-54 minutes 518 315 $135
93306 Ultrasound of heart with color-depicted blood flow, rate, direction and valve function 443 426 $69
99205 New patient office or other outpatient visit, 60-74 minutes 90 90 $181
93248 Heart rhythm review and interpretation of continous external ekg over 8-15 days 79 78 $26
93294 Evaluation of single, dual, multiple lead or leadless pacemaker system, remote up to 90 days 67 35 $30
93280 Programming of dual lead pacemaker system 63 49 $38
99213 Established patient office or other outpatient visit, 20-29 minutes 30 30 $67
93297 Evaluation of implantable heart and blood vessel monitoring system, remote up to 30 days 16 13 $23

In context: peer comparison

Among 1 peers in Ukiah Cardiovascular Disease Physician, average services per provider: 215. This provider delivers 13× the peer median.

Open Payments

Industry payments received

CMS Open Payments
All-time total
$134
Transactions
3
Manufacturers
2
Payer (manufacturer) Industry Txns Amount
Boehringer Ingelheim Pharmaceuticals, INC. 1 $97.03
Amgen INC. 2 $37.02

By nature of payment

Food and Beverage
$134

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
2,533
Patients
700
Total drug cost
$774,150
Drug Type Claims Patients Total cost
Eliquis (Apixaban) Brand 311 68 $327,205
Nebivolol Hcl Generic 290 70 $26,427
Atorvastatin Calcium Generic 253 83 $4,482
Amlodipine Besylate Generic 195 54 $2,219
Entresto (Sacubitril/Valsartan) Brand 191 46 $219,020
Metoprolol Succinate Generic 181 55 $3,827
Xarelto (Rivaroxaban) Brand 161 33 $170,553
Carvedilol Generic 155 46 $2,698
Torsemide Generic 152 44 $2,841
Losartan Potassium Generic 148 47 $2,621

Frequently asked questions

Auto-generated from federal data
What is Dr. Jon Portnoff's medical specialty?
Dr. Jon Portnoff practices Cardiovascular Disease Physician in Ukiah, CA.
Where does Dr. Jon Portnoff practice?
Dr. Jon Portnoff practices at 260 Hospital Dr, Ukiah, CA 954824533. Office phone: 7074632400.
What is Dr. Jon Portnoff's NPI?
Dr. Jon Portnoff's National Provider Identifier (NPI) is 1609874445, issued by NPPES.
Does Dr. Jon Portnoff accept Medicare assignment?
Yes. Dr. Jon Portnoff accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Jon Portnoff commonly perform?
Top Medicare-reported procedures in 2023: Routine electrocardiogram (ecg) using at least 12 leads with interpretation and report only (HCPCS 93010); Established patient office or other outpatient visit (HCPCS 99214); Established patient office or other outpatient visit (HCPCS 99215). Source: CMS Medicare Physician & Other Practitioners file.